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-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 14:25:39,888 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 14:25:39,889 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 14:25:39,902 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 14:25:39,902 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 14:25:39,903 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 14:25:39,904 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 14:25:39,905 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 14:25:39,907 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 14:25:39,907 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 14:25:39,908 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 14:25:39,908 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 14:25:39,909 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 14:25:39,910 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 14:25:39,911 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 14:25:39,912 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 14:25:39,914 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 14:25:39,915 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 14:25:39,916 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 14:25:39,917 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 14:25:39,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 14:25:39,919 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 14:25:39,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 14:25:39,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 14:25:39,920 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 14:25:39,921 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 14:25:39,922 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 14:25:39,922 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 14:25:39,923 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 14:25:39,923 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 14:25:39,923 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 14:25:39,923 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 [2018-04-13 14:25:39,933 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 14:25:39,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 14:25:39,935 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 14:25:39,935 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 14:25:39,935 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 14:25:39,936 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 14:25:39,936 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 14:25:39,937 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 14:25:39,937 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 14:25:39,937 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 14:25:39,937 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 [2018-04-13 14:25:39,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 14:25:39,972 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 14:25:39,975 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 14:25:39,976 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 14:25:39,976 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 14:25:39,976 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-deref.i [2018-04-13 14:25:40,299 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5372a51c3 [2018-04-13 14:25:40,441 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 14:25:40,442 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 14:25:40,442 INFO L168 CDTParser]: Scanning test-0235_false-valid-deref.i [2018-04-13 14:25:40,450 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 14:25:40,451 INFO L215 ultiparseSymbolTable]: [2018-04-13 14:25:40,451 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l2_destroy ('l2_destroy') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l1_destroy ('l1_destroy') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l3_destroy ('l3_destroy') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l0_destroy ('l0_destroy') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l4_destroy ('l4_destroy') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die ('zalloc_or_die') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,451 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__calloc_model ('calloc_model') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l4_insert ('l4_insert') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l2_insert ('l2_insert') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l1_insert ('l1_insert') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l0_insert ('l0_insert') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L221 ultiparseSymbolTable]: Function definition of __U_MULTI_ftest______false_valid_deref_i__l3_insert ('l3_insert') in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 14:25:40,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_rwlock_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fsblkcnt_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__int16_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,452 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_key_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____u_char in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____dev_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____caddr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____off64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____suseconds_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_quad_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____locale_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____rlim_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,453 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__time_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__div_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____intptr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__size_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____mode_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__blksize_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____u_long in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____int16_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,454 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____uint32_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____socklen_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__int32_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____blkcnt64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____off_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__fd_mask in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_barrier_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,455 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__fsfilcnt_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_int32_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_int in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__key_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fsblkcnt64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__timer_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__clockid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,456 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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[2018-04-13 14:25:40,457 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__loff_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fd_mask in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____uint8_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_attr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____sig_atomic_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____uid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____key_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____int64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____useconds_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____uint64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____blkcnt_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,458 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_cond_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____sigset_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_int16_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__ssize_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__quad_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____clockid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____ino_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__off_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_once_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_spinlock_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__id_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,459 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__dev_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__clock_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____uint16_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__daddr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fsid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__int8_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_int64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_short in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____time_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__gid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__ushort in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__ulong in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__register_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,460 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__ldiv_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fsfilcnt64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__u_long in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_mutex_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__ino_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__locale_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____swblk_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__fsid_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____u_short in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__int64_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__mode_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__suseconds_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,461 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____int8_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____fsfilcnt_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____loff_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____daddr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____blksize_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____clock_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i____WAIT_STATUS in test-0235_false-valid-deref.i [2018-04-13 14:25:40,462 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest______false_valid_deref_i__pthread_condattr_t in test-0235_false-valid-deref.i [2018-04-13 14:25:40,493 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG5372a51c3 [2018-04-13 14:25:40,497 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 14:25:40,498 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 14:25:40,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 14:25:40,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 14:25:40,502 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 14:25:40,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355e2c4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40, skipping insertion in model container [2018-04-13 14:25:40,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,515 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:25:40,543 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 14:25:40,680 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:25:40,721 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 14:25:40,727 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 170 non ball SCCs. Number of states in SCCs 170. [2018-04-13 14:25:40,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40 WrapperNode [2018-04-13 14:25:40,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 14:25:40,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 14:25:40,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 14:25:40,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 14:25:40,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... [2018-04-13 14:25:40,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 14:25:40,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 14:25:40,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 14:25:40,844 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 14:25:40,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 14:25:40,928 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 14:25:40,928 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__calloc_model [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l4_insert [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l3_insert [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l2_insert [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l1_insert [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l0_insert [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l4_destroy [2018-04-13 14:25:40,929 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l3_destroy [2018-04-13 14:25:40,930 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l2_destroy [2018-04-13 14:25:40,930 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l1_destroy [2018-04-13 14:25:40,930 INFO L136 BoogieDeclarations]: Found implementation of procedure __U_MULTI_ftest______false_valid_deref_i__l0_destroy [2018-04-13 14:25:40,930 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 14:25:40,930 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-04-13 14:25:40,930 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 14:25:40,930 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 14:25:40,930 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 14:25:40,930 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 14:25:40,931 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 14:25:40,932 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 14:25:40,933 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 14:25:40,934 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 14:25:40,935 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 14:25:40,936 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 14:25:40,937 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 14:25:40,938 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 14:25:40,939 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-13 14:25:40,940 INFO L128 BoogieDeclarations]: Found specification of procedure memmove [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure memccpy [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure memcmp [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure memchr [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strcpy [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strncpy [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strcat [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strncat [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strcmp [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strncmp [2018-04-13 14:25:40,941 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strcoll_l [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strxfrm_l [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strdup [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strndup [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strchr [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strrchr [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strcspn [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strspn [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strpbrk [2018-04-13 14:25:40,942 INFO L128 BoogieDeclarations]: Found specification of procedure strstr [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strtok [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure __strtok_r [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strtok_r [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strlen [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strnlen [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strerror [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_r [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure strerror_l [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure __bzero [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure bcopy [2018-04-13 14:25:40,943 INFO L128 BoogieDeclarations]: Found specification of procedure bzero [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure bcmp [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure index [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure rindex [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure ffs [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure strcasecmp [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure strncasecmp [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure strsep [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure strsignal [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure __stpcpy [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure stpcpy [2018-04-13 14:25:40,944 INFO L128 BoogieDeclarations]: Found specification of procedure __stpncpy [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure stpncpy [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__calloc_model [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l4_insert [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 14:25:40,945 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l3_insert [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l2_insert [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l1_insert [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l0_insert [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l4_destroy [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l3_destroy [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l2_destroy [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l1_destroy [2018-04-13 14:25:40,946 INFO L128 BoogieDeclarations]: Found specification of procedure __U_MULTI_ftest______false_valid_deref_i__l0_destroy [2018-04-13 14:25:40,947 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 14:25:40,947 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 14:25:40,947 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 14:25:41,195 WARN L446 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-04-13 14:25:41,490 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 14:25:41,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:25:41 BoogieIcfgContainer [2018-04-13 14:25:41,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 14:25:41,492 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 14:25:41,492 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 14:25:41,495 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 14:25:41,496 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 02:25:40" (1/3) ... [2018-04-13 14:25:41,496 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5831b504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:25:41, skipping insertion in model container [2018-04-13 14:25:41,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 02:25:40" (2/3) ... [2018-04-13 14:25:41,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5831b504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 02:25:41, skipping insertion in model container [2018-04-13 14:25:41,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 02:25:41" (3/3) ... [2018-04-13 14:25:41,499 INFO L107 eAbstractionObserver]: Analyzing ICFG test-0235_false-valid-deref.i [2018-04-13 14:25:41,507 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 14:25:41,515 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 85 error locations. [2018-04-13 14:25:41,548 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 14:25:41,549 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 14:25:41,549 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 14:25:41,549 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 14:25:41,549 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 14:25:41,549 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 14:25:41,549 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 14:25:41,549 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 14:25:41,550 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 14:25:41,550 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 14:25:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states. [2018-04-13 14:25:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-13 14:25:41,571 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:41,572 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-13 14:25:41,572 INFO L408 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:41,575 INFO L82 PathProgramCache]: Analyzing trace with hash 15452624, 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 [2018-04-13 14:25:41,584 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:41,647 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:41,647 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-13 14:25:41,648 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:41,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:41,649 INFO L182 omatonBuilderFactory]: Interpolants [290#true, 291#false, 292#(= 1 (select |#valid| |~#list~0.base|))] [2018-04-13 14:25:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:41,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-04-13 14:25:41,657 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-04-13 14:25:41,658 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-04-13 14:25:41,659 INFO L87 Difference]: Start difference. First operand 287 states. Second operand 3 states. [2018-04-13 14:25:41,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:41,954 INFO L93 Difference]: Finished difference Result 418 states and 474 transitions. [2018-04-13 14:25:41,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-04-13 14:25:41,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-04-13 14:25:41,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:41,969 INFO L225 Difference]: With dead ends: 418 [2018-04-13 14:25:41,970 INFO L226 Difference]: Without dead ends: 415 [2018-04-13 14:25:41,971 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 [2018-04-13 14:25:41,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-04-13 14:25:42,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 357. [2018-04-13 14:25:42,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2018-04-13 14:25:42,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 438 transitions. [2018-04-13 14:25:42,017 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 438 transitions. Word has length 4 [2018-04-13 14:25:42,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:42,017 INFO L459 AbstractCegarLoop]: Abstraction has 357 states and 438 transitions. [2018-04-13 14:25:42,017 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-04-13 14:25:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 438 transitions. [2018-04-13 14:25:42,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-04-13 14:25:42,018 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:42,018 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-04-13 14:25:42,018 INFO L408 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:42,018 INFO L82 PathProgramCache]: Analyzing trace with hash 15452625, 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 [2018-04-13 14:25:42,021 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:42,033 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 14:25:42,036 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,036 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,036 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,037 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,084 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 [2018-04-13 14:25:42,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,165 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:42,165 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-04-13 14:25:42,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:42,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,166 INFO L182 omatonBuilderFactory]: Interpolants [1068#true, 1069#false, 1070#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 4) (store |#length| %1 4)) :qid itp)) :qid itp)), 1071#(and (<= (+ |~#list~0.offset| 4) (select |#length| |~#list~0.base|)) (= 4 (select |#length| |~#list~0.base|)) (<= 0 |~#list~0.offset|))] [2018-04-13 14:25:42,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-13 14:25:42,168 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-13 14:25:42,168 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=4, Unknown=1, NotChecked=2, Total=12 [2018-04-13 14:25:42,168 INFO L87 Difference]: Start difference. First operand 357 states and 438 transitions. Second operand 4 states. [2018-04-13 14:25:42,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:42,258 INFO L93 Difference]: Finished difference Result 364 states and 448 transitions. [2018-04-13 14:25:42,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-13 14:25:42,259 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2018-04-13 14:25:42,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:42,260 INFO L225 Difference]: With dead ends: 364 [2018-04-13 14:25:42,260 INFO L226 Difference]: Without dead ends: 364 [2018-04-13 14:25:42,261 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 [2018-04-13 14:25:42,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2018-04-13 14:25:42,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 356. [2018-04-13 14:25:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-04-13 14:25:42,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 437 transitions. [2018-04-13 14:25:42,277 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 437 transitions. Word has length 4 [2018-04-13 14:25:42,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:42,277 INFO L459 AbstractCegarLoop]: Abstraction has 356 states and 437 transitions. [2018-04-13 14:25:42,277 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-13 14:25:42,277 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 437 transitions. [2018-04-13 14:25:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 14:25:42,278 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:42,278 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:25:42,278 INFO L408 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:42,278 INFO L82 PathProgramCache]: Analyzing trace with hash -727691914, 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 [2018-04-13 14:25:42,282 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:42,297 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 14:25:42,300 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,300 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,300 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,300 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:42,306 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-13 14:25:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:42,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,364 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:42,365 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 14:25:42,365 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,365 INFO L182 omatonBuilderFactory]: Interpolants [1792#true, 1793#false, 1799#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 1800#(= 1 (select |#valid| |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#t~malloc0.base|)), 1801#(= 1 (select |#valid| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.base)), 1802#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:25:42,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:42,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 14:25:42,366 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 14:25:42,366 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 14:25:42,366 INFO L87 Difference]: Start difference. First operand 356 states and 437 transitions. Second operand 6 states. [2018-04-13 14:25:43,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:43,100 INFO L93 Difference]: Finished difference Result 456 states and 553 transitions. [2018-04-13 14:25:43,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 14:25:43,100 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-04-13 14:25:43,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:43,102 INFO L225 Difference]: With dead ends: 456 [2018-04-13 14:25:43,102 INFO L226 Difference]: Without dead ends: 456 [2018-04-13 14:25:43,103 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-13 14:25:43,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2018-04-13 14:25:43,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 400. [2018-04-13 14:25:43,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-04-13 14:25:43,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 513 transitions. [2018-04-13 14:25:43,118 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 513 transitions. Word has length 17 [2018-04-13 14:25:43,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:43,118 INFO L459 AbstractCegarLoop]: Abstraction has 400 states and 513 transitions. [2018-04-13 14:25:43,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 14:25:43,118 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2018-04-13 14:25:43,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-04-13 14:25:43,118 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:43,119 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 14:25:43,119 INFO L408 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:43,119 INFO L82 PathProgramCache]: Analyzing trace with hash -727691913, 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 [2018-04-13 14:25:43,125 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:43,146 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier [2018-04-13 14:25:43,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,158 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,159 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,159 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,177 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,177 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,178 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,178 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:43,182 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 14:25:43,182 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 14:25:43,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:43,295 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:43,295 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-04-13 14:25:43,295 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:43,295 INFO L182 omatonBuilderFactory]: Interpolants [2672#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 8) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) :qid itp)), 2673#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))) 8)) :qid itp)), 2674#(and (= 8 (select |#length| |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#t~malloc0.base|)) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) 8) (= 0 |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#t~malloc0.offset|)), 2675#(and (<= 0 __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.base)) (and (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (<= (+ __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.base) 4294967296))))), 2676#(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)|)), 2663#true, 2664#false, 2670#(= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8), 2671#(= 8 __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size)] [2018-04-13 14:25:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 14:25:43,296 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-04-13 14:25:43,296 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-04-13 14:25:43,296 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=56, Unknown=1, NotChecked=0, Total=72 [2018-04-13 14:25:43,296 INFO L87 Difference]: Start difference. First operand 400 states and 513 transitions. Second operand 9 states. [2018-04-13 14:25:43,349 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) (= |c___U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 8) (= |c___U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) :qid itp)) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$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 [2018-04-13 14:25:44,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:44,275 INFO L93 Difference]: Finished difference Result 469 states and 567 transitions. [2018-04-13 14:25:44,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-04-13 14:25:44,275 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-04-13 14:25:44,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:44,277 INFO L225 Difference]: With dead ends: 469 [2018-04-13 14:25:44,277 INFO L226 Difference]: Without dead ends: 469 [2018-04-13 14:25:44,278 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=121, Unknown=3, NotChecked=22, Total=182 [2018-04-13 14:25:44,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-04-13 14:25:44,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 413. [2018-04-13 14:25:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2018-04-13 14:25:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 526 transitions. [2018-04-13 14:25:44,290 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 526 transitions. Word has length 17 [2018-04-13 14:25:44,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:44,291 INFO L459 AbstractCegarLoop]: Abstraction has 413 states and 526 transitions. [2018-04-13 14:25:44,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-04-13 14:25:44,291 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 526 transitions. [2018-04-13 14:25:44,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-04-13 14:25:44,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:44,294 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] [2018-04-13 14:25:44,294 INFO L408 AbstractCegarLoop]: === Iteration 5 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:44,294 INFO L82 PathProgramCache]: Analyzing trace with hash 976632807, 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 [2018-04-13 14:25:44,297 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:44,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-13 14:25:44,647 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:44,647 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 14:25:44,647 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-13 14:25:44,648 INFO L182 omatonBuilderFactory]: Interpolants [3569#true, 3570#false, 3666#(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$.offset)|)), 3667#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3685#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 3750#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 3751#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 3737#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 3757#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 8))), 3758#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 3759#(<= |#Ultimate.C_memset_#amount| 0)] [2018-04-13 14:25:44,649 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-04-13 14:25:44,649 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 14:25:44,649 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 14:25:44,650 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-13 14:25:44,650 INFO L87 Difference]: Start difference. First operand 413 states and 526 transitions. Second operand 11 states. [2018-04-13 14:25:46,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:46,235 INFO L93 Difference]: Finished difference Result 483 states and 580 transitions. [2018-04-13 14:25:46,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 14:25:46,235 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 129 [2018-04-13 14:25:46,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:46,238 INFO L225 Difference]: With dead ends: 483 [2018-04-13 14:25:46,238 INFO L226 Difference]: Without dead ends: 476 [2018-04-13 14:25:46,238 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-04-13 14:25:46,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2018-04-13 14:25:46,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 416. [2018-04-13 14:25:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2018-04-13 14:25:46,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 530 transitions. [2018-04-13 14:25:46,258 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 530 transitions. Word has length 129 [2018-04-13 14:25:46,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:46,258 INFO L459 AbstractCegarLoop]: Abstraction has 416 states and 530 transitions. [2018-04-13 14:25:46,258 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 14:25:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 530 transitions. [2018-04-13 14:25:46,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-04-13 14:25:46,260 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:46,260 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] [2018-04-13 14:25:46,261 INFO L408 AbstractCegarLoop]: === Iteration 6 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:46,261 INFO L82 PathProgramCache]: Analyzing trace with hash -2006912470, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:25:46,268 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:46,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-13 14:25:46,638 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:46,638 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 14:25:46,638 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:46,639 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-04-13 14:25:46,639 INFO L182 omatonBuilderFactory]: Interpolants [4784#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 4806#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 4807#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4680#true, 4808#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 4681#false, 4809#(or (and (< |#Ultimate.C_memset_#t~loopctr38| |#Ultimate.C_memset_#amount|) (< 1 |#Ultimate.C_memset_#amount|)) (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr38|) (<= |#Ultimate.C_memset_#amount| 1))), 4810#(<= |#Ultimate.C_memset_#amount| 1), 4782#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4798#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 4783#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 4799#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 14:25:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-04-13 14:25:46,643 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 14:25:46,643 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 14:25:46,644 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-13 14:25:46,644 INFO L87 Difference]: Start difference. First operand 416 states and 530 transitions. Second operand 12 states. [2018-04-13 14:25:47,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:47,843 INFO L93 Difference]: Finished difference Result 489 states and 587 transitions. [2018-04-13 14:25:47,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 14:25:47,844 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 134 [2018-04-13 14:25:47,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:47,845 INFO L225 Difference]: With dead ends: 489 [2018-04-13 14:25:47,845 INFO L226 Difference]: Without dead ends: 482 [2018-04-13 14:25:47,846 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2018-04-13 14:25:47,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-04-13 14:25:47,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 417. [2018-04-13 14:25:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2018-04-13 14:25:47,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 532 transitions. [2018-04-13 14:25:47,855 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 532 transitions. Word has length 134 [2018-04-13 14:25:47,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:47,855 INFO L459 AbstractCegarLoop]: Abstraction has 417 states and 532 transitions. [2018-04-13 14:25:47,855 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 14:25:47,855 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 532 transitions. [2018-04-13 14:25:47,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-04-13 14:25:47,857 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:47,857 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] [2018-04-13 14:25:47,857 INFO L408 AbstractCegarLoop]: === Iteration 7 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:47,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1247937593, 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 [2018-04-13 14:25:47,868 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:47,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-13 14:25:48,178 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:48,179 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 14:25:48,179 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-04-13 14:25:48,179 INFO L182 omatonBuilderFactory]: Interpolants [5952#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5953#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 5954#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 5955#(or (and (< |#Ultimate.C_memset_#t~loopctr38| |#Ultimate.C_memset_#amount|) (< 2 |#Ultimate.C_memset_#amount|)) (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr38|) (<= |#Ultimate.C_memset_#amount| 2))), 5956#(<= |#Ultimate.C_memset_#amount| 2), 5925#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5926#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5927#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 5942#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 5943#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 5818#true, 5819#false, 5951#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8))] [2018-04-13 14:25:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 30 proven. 91 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-04-13 14:25:48,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 14:25:48,180 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 14:25:48,180 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-13 14:25:48,180 INFO L87 Difference]: Start difference. First operand 417 states and 532 transitions. Second operand 13 states. [2018-04-13 14:25:49,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:49,273 INFO L93 Difference]: Finished difference Result 492 states and 591 transitions. [2018-04-13 14:25:49,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-04-13 14:25:49,274 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 139 [2018-04-13 14:25:49,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:49,276 INFO L225 Difference]: With dead ends: 492 [2018-04-13 14:25:49,276 INFO L226 Difference]: Without dead ends: 485 [2018-04-13 14:25:49,276 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 [2018-04-13 14:25:49,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-04-13 14:25:49,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 418. [2018-04-13 14:25:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 418 states. [2018-04-13 14:25:49,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 534 transitions. [2018-04-13 14:25:49,286 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 534 transitions. Word has length 139 [2018-04-13 14:25:49,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:49,286 INFO L459 AbstractCegarLoop]: Abstraction has 418 states and 534 transitions. [2018-04-13 14:25:49,286 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 14:25:49,286 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 534 transitions. [2018-04-13 14:25:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-04-13 14:25:49,288 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:49,288 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] [2018-04-13 14:25:49,288 INFO L408 AbstractCegarLoop]: === Iteration 8 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:49,288 INFO L82 PathProgramCache]: Analyzing trace with hash 423246410, 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 [2018-04-13 14:25:49,291 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:49,565 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-13 14:25:49,592 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:49,593 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 14:25:49,593 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:49,593 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-04-13 14:25:49,594 INFO L182 omatonBuilderFactory]: Interpolants [6978#true, 6979#false, 7108#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 7109#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 7118#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 7119#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7120#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 7121#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 7090#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7122#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 7091#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 7123#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 7092#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 7124#(not (= 8 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:25:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 30 proven. 122 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-04-13 14:25:49,594 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 14:25:49,594 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 14:25:49,595 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-13 14:25:49,595 INFO L87 Difference]: Start difference. First operand 418 states and 534 transitions. Second operand 14 states. [2018-04-13 14:25:50,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:50,900 INFO L93 Difference]: Finished difference Result 495 states and 595 transitions. [2018-04-13 14:25:50,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 14:25:50,900 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 144 [2018-04-13 14:25:50,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:50,902 INFO L225 Difference]: With dead ends: 495 [2018-04-13 14:25:50,902 INFO L226 Difference]: Without dead ends: 488 [2018-04-13 14:25:50,902 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=630, Unknown=0, NotChecked=0, Total=756 [2018-04-13 14:25:50,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-04-13 14:25:50,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 419. [2018-04-13 14:25:50,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2018-04-13 14:25:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 536 transitions. [2018-04-13 14:25:50,912 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 536 transitions. Word has length 144 [2018-04-13 14:25:50,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:50,912 INFO L459 AbstractCegarLoop]: Abstraction has 419 states and 536 transitions. [2018-04-13 14:25:50,913 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 14:25:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 536 transitions. [2018-04-13 14:25:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-04-13 14:25:50,914 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:50,914 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] [2018-04-13 14:25:50,914 INFO L408 AbstractCegarLoop]: === Iteration 9 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:50,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1380934567, 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 [2018-04-13 14:25:50,920 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-13 14:25:51,231 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:51,231 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 14:25:51,232 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-04-13 14:25:51,232 INFO L182 omatonBuilderFactory]: Interpolants [8160#true, 8161#false, 8296#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 8297#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 8307#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 8308#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8277#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8309#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 8278#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 8310#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 8279#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 8311#(= |#Ultimate.C_memset_#t~loopctr38| 2), 8312#(= |#Ultimate.C_memset_#t~loopctr38| 3), 8313#(or (and (<= |#Ultimate.C_memset_#amount| 4) (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr38|)) (and (< 4 |#Ultimate.C_memset_#amount|) (< |#Ultimate.C_memset_#t~loopctr38| |#Ultimate.C_memset_#amount|))), 8314#(<= |#Ultimate.C_memset_#amount| 4)] [2018-04-13 14:25:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 30 proven. 162 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-04-13 14:25:51,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 14:25:51,233 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 14:25:51,233 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2018-04-13 14:25:51,233 INFO L87 Difference]: Start difference. First operand 419 states and 536 transitions. Second operand 15 states. [2018-04-13 14:25:52,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:52,453 INFO L93 Difference]: Finished difference Result 498 states and 599 transitions. [2018-04-13 14:25:52,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 14:25:52,453 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 149 [2018-04-13 14:25:52,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:52,454 INFO L225 Difference]: With dead ends: 498 [2018-04-13 14:25:52,454 INFO L226 Difference]: Without dead ends: 491 [2018-04-13 14:25:52,455 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2018-04-13 14:25:52,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2018-04-13 14:25:52,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 420. [2018-04-13 14:25:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-04-13 14:25:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 538 transitions. [2018-04-13 14:25:52,461 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 538 transitions. Word has length 149 [2018-04-13 14:25:52,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:52,461 INFO L459 AbstractCegarLoop]: Abstraction has 420 states and 538 transitions. [2018-04-13 14:25:52,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 14:25:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 538 transitions. [2018-04-13 14:25:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-04-13 14:25:52,463 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:52,463 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] [2018-04-13 14:25:52,463 INFO L408 AbstractCegarLoop]: === Iteration 10 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:52,464 INFO L82 PathProgramCache]: Analyzing trace with hash -793519510, 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 [2018-04-13 14:25:52,477 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:52,740 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-13 14:25:52,758 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:52,758 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 14:25:52,758 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:52,758 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-04-13 14:25:52,758 INFO L182 omatonBuilderFactory]: Interpolants [9506#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 9507#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 9486#(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$.offset)|)), 9518#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 9487#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9519#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9488#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 9520#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 9521#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 9522#(= |#Ultimate.C_memset_#t~loopctr38| 2), 9523#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 9364#true, 9524#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 9365#false, 9525#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 9526#(not (= 8 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:25:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 30 proven. 211 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2018-04-13 14:25:52,759 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 14:25:52,759 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 14:25:52,759 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2018-04-13 14:25:52,759 INFO L87 Difference]: Start difference. First operand 420 states and 538 transitions. Second operand 16 states. [2018-04-13 14:25:54,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:54,037 INFO L93 Difference]: Finished difference Result 501 states and 603 transitions. [2018-04-13 14:25:54,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 14:25:54,037 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 154 [2018-04-13 14:25:54,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:54,039 INFO L225 Difference]: With dead ends: 501 [2018-04-13 14:25:54,039 INFO L226 Difference]: Without dead ends: 494 [2018-04-13 14:25:54,039 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=160, Invalid=832, Unknown=0, NotChecked=0, Total=992 [2018-04-13 14:25:54,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2018-04-13 14:25:54,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 421. [2018-04-13 14:25:54,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2018-04-13 14:25:54,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 540 transitions. [2018-04-13 14:25:54,048 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 540 transitions. Word has length 154 [2018-04-13 14:25:54,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:54,048 INFO L459 AbstractCegarLoop]: Abstraction has 421 states and 540 transitions. [2018-04-13 14:25:54,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 14:25:54,049 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 540 transitions. [2018-04-13 14:25:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-04-13 14:25:54,050 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:54,051 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] [2018-04-13 14:25:54,051 INFO L408 AbstractCegarLoop]: === Iteration 11 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:54,051 INFO L82 PathProgramCache]: Analyzing trace with hash -549948537, 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 [2018-04-13 14:25:54,056 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-13 14:25:54,490 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:54,491 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 14:25:54,491 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-04-13 14:25:54,491 INFO L182 omatonBuilderFactory]: Interpolants [10752#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10753#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 10754#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 10755#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 10756#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 10757#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 10758#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 10759#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 10760#(not (= 8 |#Ultimate.C_memset_#amount|)), 10738#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 10739#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 10717#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10590#true, 10718#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10591#false, 10719#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 10751#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8))] [2018-04-13 14:25:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 30 proven. 269 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2018-04-13 14:25:54,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 14:25:54,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 14:25:54,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2018-04-13 14:25:54,492 INFO L87 Difference]: Start difference. First operand 421 states and 540 transitions. Second operand 17 states. [2018-04-13 14:25:55,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:55,826 INFO L93 Difference]: Finished difference Result 504 states and 607 transitions. [2018-04-13 14:25:55,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 14:25:55,827 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 159 [2018-04-13 14:25:55,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:55,828 INFO L225 Difference]: With dead ends: 504 [2018-04-13 14:25:55,828 INFO L226 Difference]: Without dead ends: 497 [2018-04-13 14:25:55,829 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=930, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 14:25:55,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2018-04-13 14:25:55,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 422. [2018-04-13 14:25:55,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:25:55,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 542 transitions. [2018-04-13 14:25:55,835 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 542 transitions. Word has length 159 [2018-04-13 14:25:55,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:55,835 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 542 transitions. [2018-04-13 14:25:55,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 14:25:55,835 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 542 transitions. [2018-04-13 14:25:55,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-04-13 14:25:55,837 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:55,837 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] [2018-04-13 14:25:55,837 INFO L408 AbstractCegarLoop]: === Iteration 12 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:55,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1562366602, 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 [2018-04-13 14:25:55,844 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:55,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-13 14:25:56,258 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:56,258 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 14:25:56,258 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-04-13 14:25:56,259 INFO L182 omatonBuilderFactory]: Interpolants [11970#(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$.offset)|)), 11971#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11972#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8))) (and (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 8) (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 8))), 12006#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 8)), 12007#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12008#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 12009#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 12010#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 12011#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 12012#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 12013#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 12014#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 12015#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 12016#(not (= 8 |#Ultimate.C_memset_#amount|)), 11992#(not (= 8 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 11993#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 11838#true, 11839#false] [2018-04-13 14:25:56,259 INFO L134 CoverageAnalysis]: Checked inductivity of 980 backedges. 30 proven. 336 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2018-04-13 14:25:56,259 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 14:25:56,259 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 14:25:56,260 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2018-04-13 14:25:56,260 INFO L87 Difference]: Start difference. First operand 422 states and 542 transitions. Second operand 18 states. [2018-04-13 14:25:57,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:57,711 INFO L93 Difference]: Finished difference Result 507 states and 611 transitions. [2018-04-13 14:25:57,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 14:25:57,711 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 164 [2018-04-13 14:25:57,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:57,712 INFO L225 Difference]: With dead ends: 507 [2018-04-13 14:25:57,713 INFO L226 Difference]: Without dead ends: 500 [2018-04-13 14:25:57,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 14:25:57,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2018-04-13 14:25:57,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 423. [2018-04-13 14:25:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2018-04-13 14:25:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 544 transitions. [2018-04-13 14:25:57,722 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 544 transitions. Word has length 164 [2018-04-13 14:25:57,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:57,723 INFO L459 AbstractCegarLoop]: Abstraction has 423 states and 544 transitions. [2018-04-13 14:25:57,723 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 14:25:57,723 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 544 transitions. [2018-04-13 14:25:57,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-04-13 14:25:57,723 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:57,724 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] [2018-04-13 14:25:57,724 INFO L408 AbstractCegarLoop]: === Iteration 13 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:57,724 INFO L82 PathProgramCache]: Analyzing trace with hash -372823193, 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 [2018-04-13 14:25:57,727 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,779 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-13 14:25:57,790 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,790 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,791 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,791 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,799 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,799 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,799 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,799 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:25:57,801 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 14:25:57,802 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-04-13 14:25:57,803 WARN L307 Elim1Store]: Array PQE input equivalent to false [2018-04-13 14:25:57,803 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-04-13 14:25:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:57,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:58,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-13 14:25:58,022 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:25:58,022 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-04-13 14:25:58,023 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2018-04-13 14:25:58,023 INFO L182 omatonBuilderFactory]: Interpolants [13248#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp)) (= (ite (<= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) 2147483647) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (+ (- 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))) 119)) :qid itp)), 13249#(and (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) 119) (= 119 (select |#length| |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#t~malloc0.base|)) (= 0 |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#t~malloc0.offset|)), 13250#(and (<= 0 __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset) (or (<= (+ __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (select |#length| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.base)) (and (< 2147483647 (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (<= (+ __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.offset (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)) (+ (select |#length| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~ptr~0.base) 4294967296))))), 13251#(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$.offset)|)), 13108#true, 13252#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13109#false, 13286#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 13245#(= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119), 13246#(= 119 __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size), 13247#(exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 119) (store |#length| %1 119)) :qid itp)) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) :qid itp))] [2018-04-13 14:25:58,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 1160 trivial. 0 not checked. [2018-04-13 14:25:58,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 14:25:58,024 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 14:25:58,024 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=87, Unknown=1, NotChecked=0, Total=110 [2018-04-13 14:25:58,024 INFO L87 Difference]: Start difference. First operand 423 states and 544 transitions. Second operand 11 states. [2018-04-13 14:25:58,223 WARN L1011 $PredicateComparison]: unable to prove that (and (= |c_~#list~0.base| |c_old(~#list~0.base)|) (= |c_#valid| |c_old(#valid)|) (exists ((%0 (Array Int Int))) (! (and (forall ((%1 Int)) (! (= (store %0 %1 119) (store |c_#length| %1 119)) :qid itp)) (= |c___U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1) (= |c___U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) :qid itp)) (= |c_~#list~0.offset| |c_old(~#list~0.offset)|) (= |c_#NULL.base| |c_old(#NULL.base)|) (= |c_#NULL.offset| |c_old(#NULL.offset)|) (= |c_#memory_$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 [2018-04-13 14:25:59,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:25:59,155 INFO L93 Difference]: Finished difference Result 477 states and 581 transitions. [2018-04-13 14:25:59,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-04-13 14:25:59,155 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 169 [2018-04-13 14:25:59,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:25:59,157 INFO L225 Difference]: With dead ends: 477 [2018-04-13 14:25:59,157 INFO L226 Difference]: Without dead ends: 477 [2018-04-13 14:25:59,157 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=164, Unknown=3, NotChecked=26, Total=240 [2018-04-13 14:25:59,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-04-13 14:25:59,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 422. [2018-04-13 14:25:59,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:25:59,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 543 transitions. [2018-04-13 14:25:59,165 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 543 transitions. Word has length 169 [2018-04-13 14:25:59,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:25:59,166 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 543 transitions. [2018-04-13 14:25:59,166 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 14:25:59,166 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 543 transitions. [2018-04-13 14:25:59,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-04-13 14:25:59,167 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:25:59,167 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] [2018-04-13 14:25:59,167 INFO L408 AbstractCegarLoop]: === Iteration 14 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:25:59,167 INFO L82 PathProgramCache]: Analyzing trace with hash -358013464, 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 [2018-04-13 14:25:59,176 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:25:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:25:59,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:25:59,474 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 14:25:59,474 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-04-13 14:25:59,474 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:25:59,475 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:25:59,475 INFO L182 omatonBuilderFactory]: Interpolants [14672#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 14673#(<= |#Ultimate.C_memset_#amount| 0), 14483#(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$.offset)|)), 14484#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14518#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14328#true, 14664#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 14329#false, 14665#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 14651#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 14671#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119)))] [2018-04-13 14:25:59,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:25:59,475 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-04-13 14:25:59,475 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-04-13 14:25:59,475 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-04-13 14:25:59,476 INFO L87 Difference]: Start difference. First operand 422 states and 543 transitions. Second operand 11 states. [2018-04-13 14:26:00,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:00,636 INFO L93 Difference]: Finished difference Result 484 states and 587 transitions. [2018-04-13 14:26:00,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-04-13 14:26:00,636 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 182 [2018-04-13 14:26:00,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:00,637 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:00,637 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:00,638 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=334, Unknown=0, NotChecked=0, Total=420 [2018-04-13 14:26:00,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:00,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:00,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 542 transitions. [2018-04-13 14:26:00,645 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 542 transitions. Word has length 182 [2018-04-13 14:26:00,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:00,646 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 542 transitions. [2018-04-13 14:26:00,646 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-04-13 14:26:00,646 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 542 transitions. [2018-04-13 14:26:00,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-04-13 14:26:00,647 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:00,647 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] [2018-04-13 14:26:00,647 INFO L408 AbstractCegarLoop]: === Iteration 15 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:00,647 INFO L82 PathProgramCache]: Analyzing trace with hash -450920131, 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 [2018-04-13 14:26:00,652 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:01,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:01,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:01,084 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:01,084 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-04-13 14:26:01,084 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:01,084 INFO L182 omatonBuilderFactory]: Interpolants [15600#true, 15601#false, 15938#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 15939#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 15924#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 15946#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 15947#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 15756#(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$.offset)|)), 15948#(and (< 0 |#Ultimate.C_memset_#amount|) (or (and (< |#Ultimate.C_memset_#t~loopctr38| |#Ultimate.C_memset_#amount|) (< 1 |#Ultimate.C_memset_#amount|)) (and (<= |#Ultimate.C_memset_#amount| |#Ultimate.C_memset_#t~loopctr38|) (<= |#Ultimate.C_memset_#amount| 1)))), 15757#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 15949#(= 1 |#Ultimate.C_memset_#amount|), 15791#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:26:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1336 backedges. 155 proven. 1 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:01,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-04-13 14:26:01,085 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-04-13 14:26:01,085 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2018-04-13 14:26:01,085 INFO L87 Difference]: Start difference. First operand 422 states and 542 transitions. Second operand 12 states. [2018-04-13 14:26:02,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:02,933 INFO L93 Difference]: Finished difference Result 484 states and 586 transitions. [2018-04-13 14:26:02,933 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-04-13 14:26:02,933 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 183 [2018-04-13 14:26:02,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:02,935 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:02,935 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:02,936 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2018-04-13 14:26:02,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:02,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 541 transitions. [2018-04-13 14:26:02,944 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 541 transitions. Word has length 183 [2018-04-13 14:26:02,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:02,945 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 541 transitions. [2018-04-13 14:26:02,945 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-04-13 14:26:02,945 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 541 transitions. [2018-04-13 14:26:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-04-13 14:26:02,946 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:02,946 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] [2018-04-13 14:26:02,946 INFO L408 AbstractCegarLoop]: === Iteration 16 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:02,946 INFO L82 PathProgramCache]: Analyzing trace with hash 963940488, 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 [2018-04-13 14:26:02,950 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:03,222 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:03,223 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2018-04-13 14:26:03,223 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:03,224 INFO L182 omatonBuilderFactory]: Interpolants [17220#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 17221#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size)), 17037#(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$.offset)|)), 17229#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119))), 17038#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17230#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 17231#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 16880#true, 17072#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 17232#(= |#Ultimate.C_memset_#t~loopctr38| 2), 16881#false, 17233#(not (= |#Ultimate.C_memset_#amount| 119)), 17205#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:26:03,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1383 backedges. 200 proven. 3 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:03,224 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-04-13 14:26:03,225 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-04-13 14:26:03,225 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2018-04-13 14:26:03,225 INFO L87 Difference]: Start difference. First operand 422 states and 541 transitions. Second operand 13 states. [2018-04-13 14:26:04,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:04,410 INFO L93 Difference]: Finished difference Result 484 states and 585 transitions. [2018-04-13 14:26:04,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-04-13 14:26:04,410 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2018-04-13 14:26:04,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:04,411 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:04,411 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:04,412 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2018-04-13 14:26:04,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:04,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:04,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 540 transitions. [2018-04-13 14:26:04,416 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 540 transitions. Word has length 184 [2018-04-13 14:26:04,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:04,416 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 540 transitions. [2018-04-13 14:26:04,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-04-13 14:26:04,416 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 540 transitions. [2018-04-13 14:26:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-04-13 14:26:04,417 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:04,417 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] [2018-04-13 14:26:04,417 INFO L408 AbstractCegarLoop]: === Iteration 17 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:04,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1874946717, 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 [2018-04-13 14:26:04,421 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:04,817 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:04,817 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-04-13 14:26:04,817 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:04,818 INFO L182 omatonBuilderFactory]: Interpolants [18506#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 18507#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 18322#(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$.offset)|)), 18323#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18164#true, 18516#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 18165#false, 18357#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 18517#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 18518#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 18519#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 18520#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 18521#(<= |#Ultimate.C_memset_#amount| 3), 18490#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:26:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 245 proven. 6 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:04,818 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-04-13 14:26:04,818 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-04-13 14:26:04,818 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-04-13 14:26:04,819 INFO L87 Difference]: Start difference. First operand 422 states and 540 transitions. Second operand 14 states. [2018-04-13 14:26:05,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:05,922 INFO L93 Difference]: Finished difference Result 484 states and 584 transitions. [2018-04-13 14:26:05,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-04-13 14:26:05,922 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 185 [2018-04-13 14:26:05,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:05,923 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:05,924 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:05,924 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2018-04-13 14:26:05,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:05,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:05,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:05,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 539 transitions. [2018-04-13 14:26:05,928 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 539 transitions. Word has length 185 [2018-04-13 14:26:05,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:05,928 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 539 transitions. [2018-04-13 14:26:05,929 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-04-13 14:26:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 539 transitions. [2018-04-13 14:26:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-04-13 14:26:05,929 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:05,929 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] [2018-04-13 14:26:05,929 INFO L408 AbstractCegarLoop]: === Iteration 18 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:05,929 INFO L82 PathProgramCache]: Analyzing trace with hash 51368744, 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 [2018-04-13 14:26:05,936 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:05,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:06,162 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:06,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2018-04-13 14:26:06,162 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:06,162 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:06,163 INFO L182 omatonBuilderFactory]: Interpolants [19790#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 19791#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size)), 19605#(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$.offset)|)), 19446#true, 19606#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19447#false, 19640#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 19801#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119))), 19802#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 19803#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 19804#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 19773#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 19805#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 19806#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 19807#(not (= |#Ultimate.C_memset_#amount| 119))] [2018-04-13 14:26:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 290 proven. 10 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:06,163 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-04-13 14:26:06,163 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-04-13 14:26:06,163 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-04-13 14:26:06,164 INFO L87 Difference]: Start difference. First operand 422 states and 539 transitions. Second operand 15 states. [2018-04-13 14:26:07,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:07,141 INFO L93 Difference]: Finished difference Result 484 states and 583 transitions. [2018-04-13 14:26:07,141 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-04-13 14:26:07,141 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 186 [2018-04-13 14:26:07,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:07,142 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:07,143 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:07,143 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=120, Invalid=582, Unknown=0, NotChecked=0, Total=702 [2018-04-13 14:26:07,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:07,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 538 transitions. [2018-04-13 14:26:07,148 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 538 transitions. Word has length 186 [2018-04-13 14:26:07,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:07,149 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 538 transitions. [2018-04-13 14:26:07,149 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-04-13 14:26:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 538 transitions. [2018-04-13 14:26:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-04-13 14:26:07,150 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:07,150 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] [2018-04-13 14:26:07,150 INFO L408 AbstractCegarLoop]: === Iteration 19 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:07,150 INFO L82 PathProgramCache]: Analyzing trace with hash -644973571, 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 [2018-04-13 14:26:07,154 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:07,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:07,504 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:07,504 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2018-04-13 14:26:07,504 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:07,505 INFO L182 omatonBuilderFactory]: Interpolants [20738#true, 20898#(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$.offset)|)), 20739#false, 20899#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20933#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 21096#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 21097#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 21066#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 21098#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 21099#(= |#Ultimate.C_memset_#t~loopctr38| 2), 21100#(= |#Ultimate.C_memset_#t~loopctr38| 3), 21101#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 21102#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 21103#(<= |#Ultimate.C_memset_#amount| 5), 21084#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 21085#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)))] [2018-04-13 14:26:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1530 backedges. 335 proven. 15 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:07,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-04-13 14:26:07,505 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-04-13 14:26:07,505 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2018-04-13 14:26:07,506 INFO L87 Difference]: Start difference. First operand 422 states and 538 transitions. Second operand 16 states. [2018-04-13 14:26:08,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:08,686 INFO L93 Difference]: Finished difference Result 484 states and 582 transitions. [2018-04-13 14:26:08,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 14:26:08,687 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 187 [2018-04-13 14:26:08,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:08,688 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:08,688 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:08,688 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=114, Invalid=642, Unknown=0, NotChecked=0, Total=756 [2018-04-13 14:26:08,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:08,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:08,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 537 transitions. [2018-04-13 14:26:08,695 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 537 transitions. Word has length 187 [2018-04-13 14:26:08,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:08,695 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 537 transitions. [2018-04-13 14:26:08,695 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-04-13 14:26:08,695 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 537 transitions. [2018-04-13 14:26:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-04-13 14:26:08,696 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:08,696 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] [2018-04-13 14:26:08,696 INFO L408 AbstractCegarLoop]: === Iteration 20 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:08,697 INFO L82 PathProgramCache]: Analyzing trace with hash -756748856, 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 [2018-04-13 14:26:08,699 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:09,022 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:09,022 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2018-04-13 14:26:09,023 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:09,023 INFO L182 omatonBuilderFactory]: Interpolants [22400#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 22401#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 22402#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 22403#(<= |#Ultimate.C_memset_#amount| 6), 22382#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 22383#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 22034#true, 22035#false, 22195#(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$.offset)|)), 22196#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22230#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22363#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 22395#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 22396#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 22397#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 22398#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 22399#(<= |#Ultimate.C_memset_#t~loopctr38| 3)] [2018-04-13 14:26:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 380 proven. 21 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:09,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-04-13 14:26:09,024 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-04-13 14:26:09,024 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2018-04-13 14:26:09,024 INFO L87 Difference]: Start difference. First operand 422 states and 537 transitions. Second operand 17 states. [2018-04-13 14:26:10,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:10,464 INFO L93 Difference]: Finished difference Result 484 states and 581 transitions. [2018-04-13 14:26:10,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-04-13 14:26:10,465 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 188 [2018-04-13 14:26:10,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:10,466 INFO L225 Difference]: With dead ends: 484 [2018-04-13 14:26:10,466 INFO L226 Difference]: Without dead ends: 475 [2018-04-13 14:26:10,466 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=137, Invalid=675, Unknown=0, NotChecked=0, Total=812 [2018-04-13 14:26:10,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2018-04-13 14:26:10,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 422. [2018-04-13 14:26:10,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-04-13 14:26:10,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 536 transitions. [2018-04-13 14:26:10,472 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 536 transitions. Word has length 188 [2018-04-13 14:26:10,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:10,472 INFO L459 AbstractCegarLoop]: Abstraction has 422 states and 536 transitions. [2018-04-13 14:26:10,472 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-04-13 14:26:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 536 transitions. [2018-04-13 14:26:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-04-13 14:26:10,473 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:10,473 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] [2018-04-13 14:26:10,473 INFO L408 AbstractCegarLoop]: === Iteration 21 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:10,474 INFO L82 PathProgramCache]: Analyzing trace with hash 73184605, 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 [2018-04-13 14:26:10,477 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:10,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:10,784 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:10,784 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2018-04-13 14:26:10,784 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:10,785 INFO L182 omatonBuilderFactory]: Interpolants [23684#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 23685#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 23334#true, 23335#false, 23496#(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$.offset)|)), 23497#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23531#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 23664#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 23698#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 23699#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 23700#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 23701#(= 2 |#Ultimate.C_memset_#t~loopctr38|), 23702#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 23703#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 23704#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 23705#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 23706#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 23707#(<= |#Ultimate.C_memset_#amount| 7)] [2018-04-13 14:26:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1633 backedges. 425 proven. 28 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:10,786 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-04-13 14:26:10,786 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-04-13 14:26:10,786 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2018-04-13 14:26:10,786 INFO L87 Difference]: Start difference. First operand 422 states and 536 transitions. Second operand 18 states. [2018-04-13 14:26:12,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:12,215 INFO L93 Difference]: Finished difference Result 482 states and 578 transitions. [2018-04-13 14:26:12,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 14:26:12,216 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 189 [2018-04-13 14:26:12,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:12,217 INFO L225 Difference]: With dead ends: 482 [2018-04-13 14:26:12,217 INFO L226 Difference]: Without dead ends: 473 [2018-04-13 14:26:12,218 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2018-04-13 14:26:12,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2018-04-13 14:26:12,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 420. [2018-04-13 14:26:12,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-04-13 14:26:12,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 533 transitions. [2018-04-13 14:26:12,222 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 533 transitions. Word has length 189 [2018-04-13 14:26:12,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:12,222 INFO L459 AbstractCegarLoop]: Abstraction has 420 states and 533 transitions. [2018-04-13 14:26:12,222 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-04-13 14:26:12,222 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 533 transitions. [2018-04-13 14:26:12,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-04-13 14:26:12,223 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:12,223 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] [2018-04-13 14:26:12,223 INFO L408 AbstractCegarLoop]: === Iteration 22 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:12,223 INFO L82 PathProgramCache]: Analyzing trace with hash 31318120, 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 [2018-04-13 14:26:12,226 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:12,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:12,657 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:12,657 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-04-13 14:26:12,657 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:12,658 INFO L182 omatonBuilderFactory]: Interpolants [24832#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24965#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 25001#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 25002#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 25003#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 25004#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 25005#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 25006#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 25007#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 25008#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 25009#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 25010#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 25011#(<= |#Ultimate.C_memset_#amount| 8), 24634#true, 24986#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 24635#false, 24987#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 24797#(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$.offset)|)), 24798#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:26:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 470 proven. 36 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:12,658 INFO L442 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-04-13 14:26:12,659 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-04-13 14:26:12,659 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2018-04-13 14:26:12,659 INFO L87 Difference]: Start difference. First operand 420 states and 533 transitions. Second operand 19 states. [2018-04-13 14:26:14,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:14,070 INFO L93 Difference]: Finished difference Result 486 states and 583 transitions. [2018-04-13 14:26:14,071 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-04-13 14:26:14,071 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 190 [2018-04-13 14:26:14,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:14,073 INFO L225 Difference]: With dead ends: 486 [2018-04-13 14:26:14,073 INFO L226 Difference]: Without dead ends: 479 [2018-04-13 14:26:14,073 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2018-04-13 14:26:14,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2018-04-13 14:26:14,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 423. [2018-04-13 14:26:14,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2018-04-13 14:26:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 537 transitions. [2018-04-13 14:26:14,077 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 537 transitions. Word has length 190 [2018-04-13 14:26:14,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:14,077 INFO L459 AbstractCegarLoop]: Abstraction has 423 states and 537 transitions. [2018-04-13 14:26:14,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-04-13 14:26:14,077 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 537 transitions. [2018-04-13 14:26:14,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-04-13 14:26:14,078 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:14,078 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] [2018-04-13 14:26:14,078 INFO L408 AbstractCegarLoop]: === Iteration 23 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:14,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1266542915, 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 [2018-04-13 14:26:14,084 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:14,528 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:14,528 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-04-13 14:26:14,529 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:14,529 INFO L182 omatonBuilderFactory]: Interpolants [26309#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 26310#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 26311#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 26312#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 26313#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 26314#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 26315#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 26316#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 26317#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 26318#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 26319#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 26320#(not (= |#Ultimate.C_memset_#amount| 119)), 25939#true, 25940#false, 26293#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 26294#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 26103#(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$.offset)|)), 26104#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26138#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 26271#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:26:14,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 515 proven. 45 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:14,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-04-13 14:26:14,530 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-04-13 14:26:14,530 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2018-04-13 14:26:14,530 INFO L87 Difference]: Start difference. First operand 423 states and 537 transitions. Second operand 20 states. [2018-04-13 14:26:15,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:15,846 INFO L93 Difference]: Finished difference Result 489 states and 587 transitions. [2018-04-13 14:26:15,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-04-13 14:26:15,846 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 191 [2018-04-13 14:26:15,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:15,848 INFO L225 Difference]: With dead ends: 489 [2018-04-13 14:26:15,848 INFO L226 Difference]: Without dead ends: 482 [2018-04-13 14:26:15,848 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=151, Invalid=719, Unknown=0, NotChecked=0, Total=870 [2018-04-13 14:26:15,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-04-13 14:26:15,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 424. [2018-04-13 14:26:15,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2018-04-13 14:26:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 539 transitions. [2018-04-13 14:26:15,853 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 539 transitions. Word has length 191 [2018-04-13 14:26:15,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:15,854 INFO L459 AbstractCegarLoop]: Abstraction has 424 states and 539 transitions. [2018-04-13 14:26:15,854 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-04-13 14:26:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 539 transitions. [2018-04-13 14:26:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-04-13 14:26:15,855 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:15,855 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] [2018-04-13 14:26:15,855 INFO L408 AbstractCegarLoop]: === Iteration 24 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:15,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1449437960, 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 [2018-04-13 14:26:15,862 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:16,412 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:16,412 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-04-13 14:26:16,412 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:16,412 INFO L182 omatonBuilderFactory]: Interpolants [27587#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 27627#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 27628#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 27629#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 27630#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 27631#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 27632#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 27633#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 27634#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 27635#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 27636#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 27637#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 27254#true, 27638#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 27255#false, 27639#(<= |#Ultimate.C_memset_#amount| 10), 27610#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 27419#(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$.offset)|)), 27611#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 27420#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27454#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:26:16,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 560 proven. 55 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:16,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-04-13 14:26:16,413 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-04-13 14:26:16,413 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2018-04-13 14:26:16,413 INFO L87 Difference]: Start difference. First operand 424 states and 539 transitions. Second operand 21 states. [2018-04-13 14:26:17,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:17,824 INFO L93 Difference]: Finished difference Result 492 states and 591 transitions. [2018-04-13 14:26:17,824 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-04-13 14:26:17,825 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 192 [2018-04-13 14:26:17,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:17,826 INFO L225 Difference]: With dead ends: 492 [2018-04-13 14:26:17,827 INFO L226 Difference]: Without dead ends: 485 [2018-04-13 14:26:17,827 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=170, Invalid=822, Unknown=0, NotChecked=0, Total=992 [2018-04-13 14:26:17,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2018-04-13 14:26:17,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 425. [2018-04-13 14:26:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 425 states. [2018-04-13 14:26:17,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 425 states and 541 transitions. [2018-04-13 14:26:17,833 INFO L78 Accepts]: Start accepts. Automaton has 425 states and 541 transitions. Word has length 192 [2018-04-13 14:26:17,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:17,834 INFO L459 AbstractCegarLoop]: Abstraction has 425 states and 541 transitions. [2018-04-13 14:26:17,834 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-04-13 14:26:17,834 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 541 transitions. [2018-04-13 14:26:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-04-13 14:26:17,835 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:17,835 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] [2018-04-13 14:26:17,835 INFO L408 AbstractCegarLoop]: === Iteration 25 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:17,836 INFO L82 PathProgramCache]: Analyzing trace with hash -254500835, 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 [2018-04-13 14:26:17,839 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:18,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:18,263 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:18,263 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-04-13 14:26:18,263 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:18,264 INFO L182 omatonBuilderFactory]: Interpolants [28960#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 28961#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 28962#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 28579#true, 28963#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 28580#false, 28964#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 28965#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 28966#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 28967#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 28968#(<= |#Ultimate.C_memset_#amount| 11), 28745#(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$.offset)|)), 28937#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 28746#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28938#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 28780#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28913#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 28955#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 28956#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 28957#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 28958#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 28959#(<= |#Ultimate.C_memset_#t~loopctr38| 3)] [2018-04-13 14:26:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 605 proven. 66 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:18,264 INFO L442 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-04-13 14:26:18,264 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-04-13 14:26:18,265 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2018-04-13 14:26:18,265 INFO L87 Difference]: Start difference. First operand 425 states and 541 transitions. Second operand 22 states. [2018-04-13 14:26:19,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:19,580 INFO L93 Difference]: Finished difference Result 495 states and 595 transitions. [2018-04-13 14:26:19,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-04-13 14:26:19,580 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 193 [2018-04-13 14:26:19,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:19,581 INFO L225 Difference]: With dead ends: 495 [2018-04-13 14:26:19,581 INFO L226 Difference]: Without dead ends: 488 [2018-04-13 14:26:19,581 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=196, Invalid=926, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 14:26:19,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2018-04-13 14:26:19,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 426. [2018-04-13 14:26:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-04-13 14:26:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 543 transitions. [2018-04-13 14:26:19,585 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 543 transitions. Word has length 193 [2018-04-13 14:26:19,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:19,585 INFO L459 AbstractCegarLoop]: Abstraction has 426 states and 543 transitions. [2018-04-13 14:26:19,585 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-04-13 14:26:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 543 transitions. [2018-04-13 14:26:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-04-13 14:26:19,586 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:19,586 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] [2018-04-13 14:26:19,586 INFO L408 AbstractCegarLoop]: === Iteration 26 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:19,586 INFO L82 PathProgramCache]: Analyzing trace with hash -1536995928, 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 [2018-04-13 14:26:19,589 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:20,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:20,041 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:20,041 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-04-13 14:26:20,042 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:20,042 INFO L182 omatonBuilderFactory]: Interpolants [30304#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 30081#(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$.offset)|)), 30305#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 30082#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30306#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 30274#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 30275#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 30307#(<= |#Ultimate.C_memset_#amount| 12), 30116#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30249#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 30293#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 30294#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 30295#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 30296#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 30297#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 29914#true, 30298#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 29915#false, 30299#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 30300#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 30301#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 30302#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 30303#(<= |#Ultimate.C_memset_#t~loopctr38| 9)] [2018-04-13 14:26:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 650 proven. 78 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:20,042 INFO L442 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-04-13 14:26:20,043 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-04-13 14:26:20,043 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2018-04-13 14:26:20,043 INFO L87 Difference]: Start difference. First operand 426 states and 543 transitions. Second operand 23 states. [2018-04-13 14:26:21,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:21,219 INFO L93 Difference]: Finished difference Result 498 states and 599 transitions. [2018-04-13 14:26:21,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-04-13 14:26:21,219 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 194 [2018-04-13 14:26:21,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:21,220 INFO L225 Difference]: With dead ends: 498 [2018-04-13 14:26:21,220 INFO L226 Difference]: Without dead ends: 491 [2018-04-13 14:26:21,221 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=223, Invalid=1037, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 14:26:21,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2018-04-13 14:26:21,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 427. [2018-04-13 14:26:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 427 states. [2018-04-13 14:26:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 545 transitions. [2018-04-13 14:26:21,224 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 545 transitions. Word has length 194 [2018-04-13 14:26:21,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:21,225 INFO L459 AbstractCegarLoop]: Abstraction has 427 states and 545 transitions. [2018-04-13 14:26:21,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-04-13 14:26:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 545 transitions. [2018-04-13 14:26:21,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-04-13 14:26:21,225 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:21,225 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] [2018-04-13 14:26:21,225 INFO L408 AbstractCegarLoop]: === Iteration 27 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:21,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1655329149, 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 [2018-04-13 14:26:21,228 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:21,659 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:21,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-04-13 14:26:21,659 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:21,660 INFO L182 omatonBuilderFactory]: Interpolants [31648#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 31649#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 31650#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 31427#(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$.offset)|)), 31651#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 31428#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31652#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 31653#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 31621#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 31462#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 31622#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 31654#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 31655#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 31656#(<= |#Ultimate.C_memset_#amount| 13), 31595#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 31641#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 31642#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 31259#true, 31643#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 31260#false, 31644#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 31645#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 31646#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 31647#(<= |#Ultimate.C_memset_#t~loopctr38| 5)] [2018-04-13 14:26:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 695 proven. 91 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:21,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-04-13 14:26:21,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-04-13 14:26:21,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=413, Unknown=0, NotChecked=0, Total=552 [2018-04-13 14:26:21,660 INFO L87 Difference]: Start difference. First operand 427 states and 545 transitions. Second operand 24 states. [2018-04-13 14:26:23,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:23,016 INFO L93 Difference]: Finished difference Result 501 states and 603 transitions. [2018-04-13 14:26:23,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-04-13 14:26:23,016 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 195 [2018-04-13 14:26:23,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:23,017 INFO L225 Difference]: With dead ends: 501 [2018-04-13 14:26:23,017 INFO L226 Difference]: Without dead ends: 494 [2018-04-13 14:26:23,018 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=1153, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 14:26:23,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2018-04-13 14:26:23,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 428. [2018-04-13 14:26:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2018-04-13 14:26:23,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 547 transitions. [2018-04-13 14:26:23,021 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 547 transitions. Word has length 195 [2018-04-13 14:26:23,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:23,021 INFO L459 AbstractCegarLoop]: Abstraction has 428 states and 547 transitions. [2018-04-13 14:26:23,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-04-13 14:26:23,021 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 547 transitions. [2018-04-13 14:26:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-04-13 14:26:23,022 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:23,022 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] [2018-04-13 14:26:23,022 INFO L408 AbstractCegarLoop]: === Iteration 28 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:23,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1833158728, 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 [2018-04-13 14:26:23,024 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:23,442 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:23,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-04-13 14:26:23,442 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:23,442 INFO L182 omatonBuilderFactory]: Interpolants [32783#(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$.offset)|)), 32784#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32978#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 32979#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 32614#true, 32615#false, 32999#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 33000#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 33001#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 33002#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 33003#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 33004#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 33005#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 33006#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 33007#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 33008#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 33009#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 32818#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33010#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 33011#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 33012#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 33013#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 33014#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 32951#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 33015#(<= |#Ultimate.C_memset_#amount| 14)] [2018-04-13 14:26:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 740 proven. 105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:23,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-04-13 14:26:23,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-04-13 14:26:23,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=445, Unknown=0, NotChecked=0, Total=600 [2018-04-13 14:26:23,443 INFO L87 Difference]: Start difference. First operand 428 states and 547 transitions. Second operand 25 states. [2018-04-13 14:26:25,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:25,099 INFO L93 Difference]: Finished difference Result 504 states and 607 transitions. [2018-04-13 14:26:25,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-04-13 14:26:25,099 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 196 [2018-04-13 14:26:25,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:25,100 INFO L225 Difference]: With dead ends: 504 [2018-04-13 14:26:25,100 INFO L226 Difference]: Without dead ends: 497 [2018-04-13 14:26:25,101 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=286, Invalid=1274, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 14:26:25,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2018-04-13 14:26:25,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 429. [2018-04-13 14:26:25,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2018-04-13 14:26:25,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 549 transitions. [2018-04-13 14:26:25,105 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 549 transitions. Word has length 196 [2018-04-13 14:26:25,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:25,105 INFO L459 AbstractCegarLoop]: Abstraction has 429 states and 549 transitions. [2018-04-13 14:26:25,105 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-04-13 14:26:25,105 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 549 transitions. [2018-04-13 14:26:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-04-13 14:26:25,105 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:25,106 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] [2018-04-13 14:26:25,106 INFO L408 AbstractCegarLoop]: === Iteration 29 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:25,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1244058915, 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 [2018-04-13 14:26:25,108 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:25,594 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:25,594 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-04-13 14:26:25,595 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:25,595 INFO L182 omatonBuilderFactory]: Interpolants [34368#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 34369#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 34370#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 34371#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 34372#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 34373#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 34374#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 34375#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 34184#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34376#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 34377#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 34378#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 34379#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 34380#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 34317#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 34381#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 34382#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 34383#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 34384#(<= |#Ultimate.C_memset_#amount| 15), 34149#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34150#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34345#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 34346#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 33979#true, 33980#false, 34367#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119)))] [2018-04-13 14:26:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 785 proven. 120 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:25,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-04-13 14:26:25,595 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-04-13 14:26:25,596 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=479, Unknown=0, NotChecked=0, Total=650 [2018-04-13 14:26:25,596 INFO L87 Difference]: Start difference. First operand 429 states and 549 transitions. Second operand 26 states. [2018-04-13 14:26:29,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:29,286 INFO L93 Difference]: Finished difference Result 507 states and 611 transitions. [2018-04-13 14:26:29,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-04-13 14:26:29,286 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 197 [2018-04-13 14:26:29,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:29,287 INFO L225 Difference]: With dead ends: 507 [2018-04-13 14:26:29,287 INFO L226 Difference]: Without dead ends: 500 [2018-04-13 14:26:29,287 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=1402, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 14:26:29,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2018-04-13 14:26:29,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 430. [2018-04-13 14:26:29,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2018-04-13 14:26:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 551 transitions. [2018-04-13 14:26:29,291 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 551 transitions. Word has length 197 [2018-04-13 14:26:29,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:29,291 INFO L459 AbstractCegarLoop]: Abstraction has 430 states and 551 transitions. [2018-04-13 14:26:29,291 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-04-13 14:26:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 551 transitions. [2018-04-13 14:26:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-04-13 14:26:29,292 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:29,292 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] [2018-04-13 14:26:29,292 INFO L408 AbstractCegarLoop]: === Iteration 30 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:29,292 INFO L82 PathProgramCache]: Analyzing trace with hash 2146441960, 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 [2018-04-13 14:26:29,294 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:29,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:29,821 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:29,821 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-04-13 14:26:29,821 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:29,822 INFO L182 omatonBuilderFactory]: Interpolants [35525#(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$.offset)|)), 35526#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35722#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 35723#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 35354#true, 35355#false, 35745#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 35746#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 35747#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 35748#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 35749#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 35750#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 35751#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 35560#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35752#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 35753#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 35754#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 35755#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 35756#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 35693#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 35757#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 35758#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 35759#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 35760#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 35761#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 35762#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 35763#(<= |#Ultimate.C_memset_#amount| 16)] [2018-04-13 14:26:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 830 proven. 136 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:29,823 INFO L442 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-04-13 14:26:29,823 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-04-13 14:26:29,823 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2018-04-13 14:26:29,823 INFO L87 Difference]: Start difference. First operand 430 states and 551 transitions. Second operand 27 states. [2018-04-13 14:26:31,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:31,739 INFO L93 Difference]: Finished difference Result 510 states and 615 transitions. [2018-04-13 14:26:31,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-04-13 14:26:31,740 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 198 [2018-04-13 14:26:31,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:31,741 INFO L225 Difference]: With dead ends: 510 [2018-04-13 14:26:31,741 INFO L226 Difference]: Without dead ends: 503 [2018-04-13 14:26:31,741 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=361, Invalid=1531, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 14:26:31,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2018-04-13 14:26:31,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 431. [2018-04-13 14:26:31,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 431 states. [2018-04-13 14:26:31,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 553 transitions. [2018-04-13 14:26:31,745 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 553 transitions. Word has length 198 [2018-04-13 14:26:31,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:31,745 INFO L459 AbstractCegarLoop]: Abstraction has 431 states and 553 transitions. [2018-04-13 14:26:31,745 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-04-13 14:26:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 553 transitions. [2018-04-13 14:26:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-04-13 14:26:31,746 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:31,746 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] [2018-04-13 14:26:31,747 INFO L408 AbstractCegarLoop]: === Iteration 31 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:31,747 INFO L82 PathProgramCache]: Analyzing trace with hash -122213315, 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 [2018-04-13 14:26:31,751 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:32,259 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:32,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2018-04-13 14:26:32,260 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:32,260 INFO L182 omatonBuilderFactory]: Interpolants [36739#true, 36740#false, 37133#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 37134#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 37135#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 37136#(= |#Ultimate.C_memset_#t~loopctr38| 2), 37137#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 36946#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37138#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 37139#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 37140#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 37141#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 37142#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 37079#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 37143#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 37144#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 37145#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 37146#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 37147#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 37148#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 37149#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 37150#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 37151#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 37152#(<= |#Ultimate.C_memset_#amount| 17), 36911#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36912#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37109#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 37110#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)))] [2018-04-13 14:26:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 875 proven. 153 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:32,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-04-13 14:26:32,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-04-13 14:26:32,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=206, Invalid=550, Unknown=0, NotChecked=0, Total=756 [2018-04-13 14:26:32,261 INFO L87 Difference]: Start difference. First operand 431 states and 553 transitions. Second operand 28 states. [2018-04-13 14:26:34,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:34,026 INFO L93 Difference]: Finished difference Result 513 states and 619 transitions. [2018-04-13 14:26:34,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-04-13 14:26:34,056 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 199 [2018-04-13 14:26:34,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:34,057 INFO L225 Difference]: With dead ends: 513 [2018-04-13 14:26:34,057 INFO L226 Difference]: Without dead ends: 506 [2018-04-13 14:26:34,058 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=398, Invalid=1672, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 14:26:34,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2018-04-13 14:26:34,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 432. [2018-04-13 14:26:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2018-04-13 14:26:34,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 555 transitions. [2018-04-13 14:26:34,061 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 555 transitions. Word has length 199 [2018-04-13 14:26:34,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:34,061 INFO L459 AbstractCegarLoop]: Abstraction has 432 states and 555 transitions. [2018-04-13 14:26:34,061 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-04-13 14:26:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 555 transitions. [2018-04-13 14:26:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-04-13 14:26:34,062 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:34,062 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] [2018-04-13 14:26:34,062 INFO L408 AbstractCegarLoop]: === Iteration 32 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:34,062 INFO L82 PathProgramCache]: Analyzing trace with hash -1731050104, 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 [2018-04-13 14:26:34,065 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:34,577 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:34,577 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-04-13 14:26:34,578 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:34,578 INFO L182 omatonBuilderFactory]: Interpolants [38531#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 38532#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 38533#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 38342#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38534#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 38535#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 38536#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 38537#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 38538#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 38475#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 38539#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 38540#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 38541#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 38542#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 38543#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 38544#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 38545#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 38546#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 38547#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 38548#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 38549#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 38550#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 38551#(<= |#Ultimate.C_memset_#amount| 18), 38307#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38308#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38506#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 38507#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 38134#true, 38135#false] [2018-04-13 14:26:34,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2271 backedges. 920 proven. 171 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:34,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-04-13 14:26:34,578 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-04-13 14:26:34,579 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=228, Invalid=584, Unknown=0, NotChecked=0, Total=812 [2018-04-13 14:26:34,579 INFO L87 Difference]: Start difference. First operand 432 states and 555 transitions. Second operand 29 states. [2018-04-13 14:26:36,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:36,405 INFO L93 Difference]: Finished difference Result 516 states and 623 transitions. [2018-04-13 14:26:36,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-04-13 14:26:36,406 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 200 [2018-04-13 14:26:36,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:36,407 INFO L225 Difference]: With dead ends: 516 [2018-04-13 14:26:36,407 INFO L226 Difference]: Without dead ends: 509 [2018-04-13 14:26:36,407 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=446, Invalid=1810, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 14:26:36,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2018-04-13 14:26:36,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 433. [2018-04-13 14:26:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2018-04-13 14:26:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 557 transitions. [2018-04-13 14:26:36,411 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 557 transitions. Word has length 200 [2018-04-13 14:26:36,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:36,411 INFO L459 AbstractCegarLoop]: Abstraction has 433 states and 557 transitions. [2018-04-13 14:26:36,411 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-04-13 14:26:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 557 transitions. [2018-04-13 14:26:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-04-13 14:26:36,412 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:36,412 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] [2018-04-13 14:26:36,412 INFO L408 AbstractCegarLoop]: === Iteration 33 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:36,412 INFO L82 PathProgramCache]: Analyzing trace with hash -65383011, 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 [2018-04-13 14:26:36,414 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:36,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:36,851 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:36,851 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-04-13 14:26:36,851 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:36,851 INFO L182 omatonBuilderFactory]: Interpolants [39939#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119))), 39748#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39940#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 39941#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 39942#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 39943#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 39944#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 39881#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 39945#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 39946#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 39947#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 39948#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 39949#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 39950#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 39951#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 39952#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 39953#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 39954#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 39955#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 39956#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 39957#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 39958#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 39959#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 39960#(not (= |#Ultimate.C_memset_#amount| 119)), 39713#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39714#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39913#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 39914#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size)), 39539#true, 39540#false] [2018-04-13 14:26:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 965 proven. 190 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:36,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-04-13 14:26:36,852 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-04-13 14:26:36,852 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=620, Unknown=0, NotChecked=0, Total=870 [2018-04-13 14:26:36,852 INFO L87 Difference]: Start difference. First operand 433 states and 557 transitions. Second operand 30 states. [2018-04-13 14:26:38,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:38,573 INFO L93 Difference]: Finished difference Result 516 states and 624 transitions. [2018-04-13 14:26:38,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-04-13 14:26:38,573 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 201 [2018-04-13 14:26:38,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:38,574 INFO L225 Difference]: With dead ends: 516 [2018-04-13 14:26:38,574 INFO L226 Difference]: Without dead ends: 509 [2018-04-13 14:26:38,575 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=521, Invalid=2235, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 14:26:38,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2018-04-13 14:26:38,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 434. [2018-04-13 14:26:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2018-04-13 14:26:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 559 transitions. [2018-04-13 14:26:38,579 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 559 transitions. Word has length 201 [2018-04-13 14:26:38,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:38,579 INFO L459 AbstractCegarLoop]: Abstraction has 434 states and 559 transitions. [2018-04-13 14:26:38,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-04-13 14:26:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 559 transitions. [2018-04-13 14:26:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-04-13 14:26:38,580 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:38,580 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] [2018-04-13 14:26:38,580 INFO L408 AbstractCegarLoop]: === Iteration 34 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:38,580 INFO L82 PathProgramCache]: Analyzing trace with hash 30689320, 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 [2018-04-13 14:26:38,582 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:38,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:39,040 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:39,057 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:39,057 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-04-13 14:26:39,057 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:39,057 INFO L182 omatonBuilderFactory]: Interpolants [41167#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41360#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119))), 41361#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 41362#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 41363#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 41300#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 41364#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 41365#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 41366#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 41367#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 41368#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 41369#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 41370#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 41371#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 41372#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 41373#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 41374#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 41375#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 41376#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 41377#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 41378#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 41379#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 41380#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 41381#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 41382#(not (= |#Ultimate.C_memset_#amount| 119)), 41132#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41133#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41333#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 41334#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size)), 40957#true, 40958#false] [2018-04-13 14:26:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2400 backedges. 1010 proven. 210 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:39,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 31 states [2018-04-13 14:26:39,058 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2018-04-13 14:26:39,058 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=658, Unknown=0, NotChecked=0, Total=930 [2018-04-13 14:26:39,058 INFO L87 Difference]: Start difference. First operand 434 states and 559 transitions. Second operand 31 states. [2018-04-13 14:26:40,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:40,932 INFO L93 Difference]: Finished difference Result 519 states and 628 transitions. [2018-04-13 14:26:40,932 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2018-04-13 14:26:40,932 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 202 [2018-04-13 14:26:40,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:40,933 INFO L225 Difference]: With dead ends: 519 [2018-04-13 14:26:40,933 INFO L226 Difference]: Without dead ends: 512 [2018-04-13 14:26:40,934 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=572, Invalid=2398, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 14:26:40,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-04-13 14:26:40,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 435. [2018-04-13 14:26:40,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2018-04-13 14:26:40,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 561 transitions. [2018-04-13 14:26:40,938 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 561 transitions. Word has length 202 [2018-04-13 14:26:40,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:40,938 INFO L459 AbstractCegarLoop]: Abstraction has 435 states and 561 transitions. [2018-04-13 14:26:40,938 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states. [2018-04-13 14:26:40,938 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 561 transitions. [2018-04-13 14:26:40,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-04-13 14:26:40,939 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:40,939 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] [2018-04-13 14:26:40,939 INFO L408 AbstractCegarLoop]: === Iteration 35 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:40,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1286035715, 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 [2018-04-13 14:26:40,946 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:41,457 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:41,458 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2018-04-13 14:26:41,458 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:41,458 INFO L182 omatonBuilderFactory]: Interpolants [42561#(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$.offset)|)), 42562#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42763#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 42764#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 42385#true, 42386#false, 42596#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 42791#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 42792#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 42729#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 42793#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 42794#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 42795#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 42796#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 42797#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 42798#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 42799#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 42800#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 42801#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 42802#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 42803#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 42804#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 42805#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 42806#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 42807#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 42808#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 42809#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 42810#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 42811#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 42812#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 42813#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 42814#(<= |#Ultimate.C_memset_#amount| 21)] [2018-04-13 14:26:41,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2466 backedges. 1055 proven. 231 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:41,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-04-13 14:26:41,459 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-04-13 14:26:41,459 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=295, Invalid=697, Unknown=0, NotChecked=0, Total=992 [2018-04-13 14:26:41,459 INFO L87 Difference]: Start difference. First operand 435 states and 561 transitions. Second operand 32 states. [2018-04-13 14:26:43,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:43,537 INFO L93 Difference]: Finished difference Result 522 states and 632 transitions. [2018-04-13 14:26:43,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-04-13 14:26:43,537 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 203 [2018-04-13 14:26:43,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:43,538 INFO L225 Difference]: With dead ends: 522 [2018-04-13 14:26:43,538 INFO L226 Difference]: Without dead ends: 515 [2018-04-13 14:26:43,539 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=626, Invalid=2566, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 14:26:43,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-04-13 14:26:43,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 436. [2018-04-13 14:26:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 436 states. [2018-04-13 14:26:43,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 563 transitions. [2018-04-13 14:26:43,542 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 563 transitions. Word has length 203 [2018-04-13 14:26:43,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:43,543 INFO L459 AbstractCegarLoop]: Abstraction has 436 states and 563 transitions. [2018-04-13 14:26:43,543 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-04-13 14:26:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 563 transitions. [2018-04-13 14:26:43,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-04-13 14:26:43,543 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:43,543 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] [2018-04-13 14:26:43,543 INFO L408 AbstractCegarLoop]: === Iteration 36 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:43,543 INFO L82 PathProgramCache]: Analyzing trace with hash 845161160, 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 [2018-04-13 14:26:43,546 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:43,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:44,119 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:44,119 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2018-04-13 14:26:44,119 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:44,119 INFO L182 omatonBuilderFactory]: Interpolants [44035#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44168#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 44232#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 44233#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 44234#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 44235#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 44236#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 44237#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 44238#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 44239#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 44240#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 44241#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 44242#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 44243#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 44244#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 44245#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 44246#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 44247#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 44248#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 44249#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 44250#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 44251#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 44252#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 44253#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 44254#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 44255#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 44000#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44256#(<= |#Ultimate.C_memset_#amount| 22), 44001#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 44203#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 44204#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 43823#true, 43824#false] [2018-04-13 14:26:44,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2533 backedges. 1100 proven. 253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:44,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-04-13 14:26:44,120 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-04-13 14:26:44,120 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=737, Unknown=0, NotChecked=0, Total=1056 [2018-04-13 14:26:44,120 INFO L87 Difference]: Start difference. First operand 436 states and 563 transitions. Second operand 33 states. [2018-04-13 14:26:46,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:46,236 INFO L93 Difference]: Finished difference Result 528 states and 639 transitions. [2018-04-13 14:26:46,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-04-13 14:26:46,236 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 204 [2018-04-13 14:26:46,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:46,237 INFO L225 Difference]: With dead ends: 528 [2018-04-13 14:26:46,237 INFO L226 Difference]: Without dead ends: 521 [2018-04-13 14:26:46,238 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 [2018-04-13 14:26:46,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-04-13 14:26:46,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 437. [2018-04-13 14:26:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2018-04-13 14:26:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 565 transitions. [2018-04-13 14:26:46,241 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 565 transitions. Word has length 204 [2018-04-13 14:26:46,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:46,241 INFO L459 AbstractCegarLoop]: Abstraction has 437 states and 565 transitions. [2018-04-13 14:26:46,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-04-13 14:26:46,242 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 565 transitions. [2018-04-13 14:26:46,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-04-13 14:26:46,242 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:46,242 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] [2018-04-13 14:26:46,242 INFO L408 AbstractCegarLoop]: === Iteration 37 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:46,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1807212451, 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 [2018-04-13 14:26:46,245 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:46,835 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:46,835 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-04-13 14:26:46,836 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:46,836 INFO L182 omatonBuilderFactory]: Interpolants [45696#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 45697#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 45698#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 45699#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 45700#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 45701#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 45446#(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$.offset)|)), 45702#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 45447#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45703#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 45704#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 45705#(<= |#Ultimate.C_memset_#amount| 23), 45650#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 45651#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 45268#true, 45269#false, 45481#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45614#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 45680#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 45681#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 45682#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 45683#(= |#Ultimate.C_memset_#t~loopctr38| 2), 45684#(= |#Ultimate.C_memset_#t~loopctr38| 3), 45685#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 45686#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 45687#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 45688#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 45689#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 45690#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 45691#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 45692#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 45693#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 45694#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 45695#(<= |#Ultimate.C_memset_#t~loopctr38| 14)] [2018-04-13 14:26:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 1145 proven. 276 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:46,836 INFO L442 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-04-13 14:26:46,836 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-04-13 14:26:46,837 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=334, Invalid=788, Unknown=0, NotChecked=0, Total=1122 [2018-04-13 14:26:46,837 INFO L87 Difference]: Start difference. First operand 437 states and 565 transitions. Second operand 34 states. [2018-04-13 14:26:48,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:48,472 INFO L93 Difference]: Finished difference Result 528 states and 640 transitions. [2018-04-13 14:26:48,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-04-13 14:26:48,472 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 205 [2018-04-13 14:26:48,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:48,473 INFO L225 Difference]: With dead ends: 528 [2018-04-13 14:26:48,473 INFO L226 Difference]: Without dead ends: 521 [2018-04-13 14:26:48,474 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=729, Invalid=2931, Unknown=0, NotChecked=0, Total=3660 [2018-04-13 14:26:48,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2018-04-13 14:26:48,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 438. [2018-04-13 14:26:48,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 438 states. [2018-04-13 14:26:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 567 transitions. [2018-04-13 14:26:48,478 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 567 transitions. Word has length 205 [2018-04-13 14:26:48,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:48,479 INFO L459 AbstractCegarLoop]: Abstraction has 438 states and 567 transitions. [2018-04-13 14:26:48,479 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-04-13 14:26:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 567 transitions. [2018-04-13 14:26:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-04-13 14:26:48,479 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:48,479 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] [2018-04-13 14:26:48,479 INFO L408 AbstractCegarLoop]: === Iteration 38 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:48,479 INFO L82 PathProgramCache]: Analyzing trace with hash 1868551528, 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 [2018-04-13 14:26:48,482 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:49,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:49,081 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:49,081 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-04-13 14:26:49,081 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:49,082 INFO L182 omatonBuilderFactory]: Interpolants [46726#true, 47110#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 46727#false, 47111#(and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size|) (= (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296) (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 46940#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47073#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 47141#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 119)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) 1))), 47142#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 47143#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 47144#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 47145#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 47146#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 47147#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 47148#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 47149#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 47150#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 47151#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 47152#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 47153#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 47154#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 47155#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 47156#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 47157#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 47158#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 47159#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 47160#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 46905#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47161#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 46906#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47162#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 47163#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 47164#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 47165#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 47166#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 47167#(<= |#Ultimate.C_memset_#amount| 24)] [2018-04-13 14:26:49,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2670 backedges. 1190 proven. 300 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:49,082 INFO L442 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-04-13 14:26:49,082 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-04-13 14:26:49,082 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=821, Unknown=0, NotChecked=0, Total=1190 [2018-04-13 14:26:49,083 INFO L87 Difference]: Start difference. First operand 438 states and 567 transitions. Second operand 35 states. [2018-04-13 14:26:51,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:51,408 INFO L93 Difference]: Finished difference Result 531 states and 644 transitions. [2018-04-13 14:26:51,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2018-04-13 14:26:51,409 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 206 [2018-04-13 14:26:51,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:51,410 INFO L225 Difference]: With dead ends: 531 [2018-04-13 14:26:51,410 INFO L226 Difference]: Without dead ends: 524 [2018-04-13 14:26:51,411 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=804, Invalid=3102, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 14:26:51,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-04-13 14:26:51,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 439. [2018-04-13 14:26:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2018-04-13 14:26:51,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 569 transitions. [2018-04-13 14:26:51,415 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 569 transitions. Word has length 206 [2018-04-13 14:26:51,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:51,416 INFO L459 AbstractCegarLoop]: Abstraction has 439 states and 569 transitions. [2018-04-13 14:26:51,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-04-13 14:26:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 569 transitions. [2018-04-13 14:26:51,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-04-13 14:26:51,417 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:51,417 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] [2018-04-13 14:26:51,417 INFO L408 AbstractCegarLoop]: === Iteration 39 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:51,417 INFO L82 PathProgramCache]: Analyzing trace with hash -146882115, 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 [2018-04-13 14:26:51,419 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:52,065 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:52,065 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-04-13 14:26:52,065 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:52,066 INFO L182 omatonBuilderFactory]: Interpolants [48194#true, 48195#false, 48580#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 48581#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 48409#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48542#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 48612#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 48613#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 48614#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 48615#(= 2 |#Ultimate.C_memset_#t~loopctr38|), 48616#(= |#Ultimate.C_memset_#t~loopctr38| 3), 48617#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 48618#(= |#Ultimate.C_memset_#t~loopctr38| 5), 48619#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 48620#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 48621#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 48622#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 48623#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 48624#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 48625#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 48626#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 48627#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 48628#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 48629#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 48374#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48630#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 48375#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48631#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 48632#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 48633#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 48634#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 48635#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 48636#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 48637#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 48638#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 48639#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:26:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2740 backedges. 1235 proven. 325 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:52,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-04-13 14:26:52,066 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-04-13 14:26:52,066 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=878, Unknown=0, NotChecked=0, Total=1260 [2018-04-13 14:26:52,067 INFO L87 Difference]: Start difference. First operand 439 states and 569 transitions. Second operand 36 states. [2018-04-13 14:26:54,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:54,264 INFO L93 Difference]: Finished difference Result 537 states and 651 transitions. [2018-04-13 14:26:54,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-04-13 14:26:54,264 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 207 [2018-04-13 14:26:54,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:54,265 INFO L225 Difference]: With dead ends: 537 [2018-04-13 14:26:54,265 INFO L226 Difference]: Without dead ends: 530 [2018-04-13 14:26:54,266 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 406 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=827, Invalid=2955, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 14:26:54,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-04-13 14:26:54,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 440. [2018-04-13 14:26:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2018-04-13 14:26:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 571 transitions. [2018-04-13 14:26:54,270 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 571 transitions. Word has length 207 [2018-04-13 14:26:54,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:54,271 INFO L459 AbstractCegarLoop]: Abstraction has 440 states and 571 transitions. [2018-04-13 14:26:54,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-04-13 14:26:54,271 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 571 transitions. [2018-04-13 14:26:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-04-13 14:26:54,271 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:54,271 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] [2018-04-13 14:26:54,271 INFO L408 AbstractCegarLoop]: === Iteration 40 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:54,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1799184392, 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 [2018-04-13 14:26:54,274 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:54,932 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:54,933 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-04-13 14:26:54,933 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:54,933 INFO L182 omatonBuilderFactory]: Interpolants [50112#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 50113#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 50114#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 50115#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 50116#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 49669#true, 50117#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 49670#false, 50118#(not (= 119 |#Ultimate.C_memset_#amount|)), 50057#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 50058#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 49885#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50018#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 50090#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 50091#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 50092#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 50093#(= |#Ultimate.C_memset_#t~loopctr38| 2), 50094#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 50095#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 50096#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 50097#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 50098#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 50099#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 50100#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 50101#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 50102#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 50103#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 50104#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 50105#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 49850#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50106#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 49851#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 50107#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 50108#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 50109#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 50110#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 50111#(<= |#Ultimate.C_memset_#t~loopctr38| 20)] [2018-04-13 14:26:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2811 backedges. 1280 proven. 351 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:54,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-04-13 14:26:54,934 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-04-13 14:26:54,934 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=910, Unknown=0, NotChecked=0, Total=1332 [2018-04-13 14:26:54,934 INFO L87 Difference]: Start difference. First operand 440 states and 571 transitions. Second operand 37 states. [2018-04-13 14:26:56,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:56,363 INFO L93 Difference]: Finished difference Result 540 states and 655 transitions. [2018-04-13 14:26:56,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-04-13 14:26:56,364 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 208 [2018-04-13 14:26:56,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:56,365 INFO L225 Difference]: With dead ends: 540 [2018-04-13 14:26:56,365 INFO L226 Difference]: Without dead ends: 533 [2018-04-13 14:26:56,365 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 438 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=911, Invalid=3121, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 14:26:56,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2018-04-13 14:26:56,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 441. [2018-04-13 14:26:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2018-04-13 14:26:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 573 transitions. [2018-04-13 14:26:56,369 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 573 transitions. Word has length 208 [2018-04-13 14:26:56,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:56,369 INFO L459 AbstractCegarLoop]: Abstraction has 441 states and 573 transitions. [2018-04-13 14:26:56,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-04-13 14:26:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 573 transitions. [2018-04-13 14:26:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-04-13 14:26:56,370 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:56,370 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] [2018-04-13 14:26:56,370 INFO L408 AbstractCegarLoop]: === Iteration 41 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:56,370 INFO L82 PathProgramCache]: Analyzing trace with hash 1997703965, 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 [2018-04-13 14:26:56,372 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:57,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:57,032 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:57,032 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-04-13 14:26:57,032 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:57,032 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:57,033 INFO L182 omatonBuilderFactory]: Interpolants [51584#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 51585#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 51586#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 51587#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 51588#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 51589#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 51590#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 51591#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 51336#(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$.offset)|)), 51592#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 51337#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51593#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 51594#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 51595#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 51596#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 51597#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 51598#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 51599#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 51600#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 51601#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 51154#true, 51602#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 51155#false, 51603#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 51604#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 51605#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 51606#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 51607#(not (= 119 |#Ultimate.C_memset_#amount|)), 51544#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 51545#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 51371#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 51504#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 51578#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 51579#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 51580#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 51581#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 51582#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 51583#(<= |#Ultimate.C_memset_#t~loopctr38| 4)] [2018-04-13 14:26:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2883 backedges. 1325 proven. 378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:57,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-04-13 14:26:57,033 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-04-13 14:26:57,033 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=454, Invalid=952, Unknown=0, NotChecked=0, Total=1406 [2018-04-13 14:26:57,033 INFO L87 Difference]: Start difference. First operand 441 states and 573 transitions. Second operand 38 states. [2018-04-13 14:26:59,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:26:59,268 INFO L93 Difference]: Finished difference Result 543 states and 659 transitions. [2018-04-13 14:26:59,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-04-13 14:26:59,268 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 209 [2018-04-13 14:26:59,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:26:59,269 INFO L225 Difference]: With dead ends: 543 [2018-04-13 14:26:59,269 INFO L226 Difference]: Without dead ends: 536 [2018-04-13 14:26:59,270 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=988, Invalid=3302, Unknown=0, NotChecked=0, Total=4290 [2018-04-13 14:26:59,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-04-13 14:26:59,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 442. [2018-04-13 14:26:59,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2018-04-13 14:26:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 575 transitions. [2018-04-13 14:26:59,273 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 575 transitions. Word has length 209 [2018-04-13 14:26:59,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:26:59,273 INFO L459 AbstractCegarLoop]: Abstraction has 442 states and 575 transitions. [2018-04-13 14:26:59,273 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-04-13 14:26:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 575 transitions. [2018-04-13 14:26:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-04-13 14:26:59,274 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:26:59,274 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] [2018-04-13 14:26:59,274 INFO L408 AbstractCegarLoop]: === Iteration 42 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:26:59,274 INFO L82 PathProgramCache]: Analyzing trace with hash -438123864, 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 [2018-04-13 14:26:59,277 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:26:59,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:26:59,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:59,997 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:26:59,997 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2018-04-13 14:26:59,997 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:26:59,997 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:26:59,998 INFO L182 omatonBuilderFactory]: Interpolants [52867#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53000#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 53076#(or (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) 119))), 53077#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 53078#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 53079#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 53080#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 53081#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 53082#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 53083#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 53084#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 53085#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 53086#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 53087#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 52832#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53088#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 52833#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 53089#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 53090#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 53091#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 53092#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 53093#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 53094#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 53095#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 53096#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 52649#true, 53097#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 52650#false, 53098#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 53099#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 53100#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 53101#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 53102#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 53103#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 53104#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 53105#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 53041#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 53042#(and (or (and (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1) (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (and (not (= |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 1)) (not (= __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 1)))) (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))), 53106#(<= |#Ultimate.C_memset_#amount| 28)] [2018-04-13 14:26:59,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 1370 proven. 406 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:26:59,998 INFO L442 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-04-13 14:26:59,998 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-04-13 14:26:59,998 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=999, Unknown=0, NotChecked=0, Total=1482 [2018-04-13 14:26:59,998 INFO L87 Difference]: Start difference. First operand 442 states and 575 transitions. Second operand 39 states. [2018-04-13 14:27:02,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:02,662 INFO L93 Difference]: Finished difference Result 546 states and 663 transitions. [2018-04-13 14:27:02,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-04-13 14:27:02,663 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 210 [2018-04-13 14:27:02,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:02,664 INFO L225 Difference]: With dead ends: 546 [2018-04-13 14:27:02,664 INFO L226 Difference]: Without dead ends: 539 [2018-04-13 14:27:02,664 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 500 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1061, Invalid=3495, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 14:27:02,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2018-04-13 14:27:02,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 443. [2018-04-13 14:27:02,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2018-04-13 14:27:02,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 577 transitions. [2018-04-13 14:27:02,668 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 577 transitions. Word has length 210 [2018-04-13 14:27:02,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:02,668 INFO L459 AbstractCegarLoop]: Abstraction has 443 states and 577 transitions. [2018-04-13 14:27:02,668 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-04-13 14:27:02,668 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 577 transitions. [2018-04-13 14:27:02,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-04-13 14:27:02,669 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:02,669 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] [2018-04-13 14:27:02,669 INFO L408 AbstractCegarLoop]: === Iteration 43 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:02,669 INFO L82 PathProgramCache]: Analyzing trace with hash 1360624765, 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 [2018-04-13 14:27:02,671 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:03,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:03,383 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:03,383 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-04-13 14:27:03,383 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:03,383 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:03,383 INFO L182 omatonBuilderFactory]: Interpolants [54592#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 54593#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 54338#(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$.offset)|)), 54594#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 54339#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54595#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 54596#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 54597#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 54598#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 54599#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 54600#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 54601#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 54154#true, 54602#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 54155#false, 54603#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 54604#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 54605#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 54606#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 54607#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 54608#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 54609#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 54610#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 54611#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 54612#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 54548#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 54549#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 54613#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 54614#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 54615#(not (= 119 |#Ultimate.C_memset_#amount|)), 54373#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 54506#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 54584#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 54585#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 54586#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 54587#(= |#Ultimate.C_memset_#t~loopctr38| 2), 54588#(= 3 |#Ultimate.C_memset_#t~loopctr38|), 54589#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 54590#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 54591#(<= |#Ultimate.C_memset_#t~loopctr38| 6)] [2018-04-13 14:27:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3030 backedges. 1415 proven. 435 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:03,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-04-13 14:27:03,384 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-04-13 14:27:03,384 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=509, Invalid=1051, Unknown=0, NotChecked=0, Total=1560 [2018-04-13 14:27:03,384 INFO L87 Difference]: Start difference. First operand 443 states and 577 transitions. Second operand 40 states. [2018-04-13 14:27:05,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:05,710 INFO L93 Difference]: Finished difference Result 549 states and 667 transitions. [2018-04-13 14:27:05,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-04-13 14:27:05,710 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 211 [2018-04-13 14:27:05,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:05,712 INFO L225 Difference]: With dead ends: 549 [2018-04-13 14:27:05,712 INFO L226 Difference]: Without dead ends: 542 [2018-04-13 14:27:05,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1132, Invalid=3698, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 14:27:05,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2018-04-13 14:27:05,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 444. [2018-04-13 14:27:05,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 444 states. [2018-04-13 14:27:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 444 states and 579 transitions. [2018-04-13 14:27:05,716 INFO L78 Accepts]: Start accepts. Automaton has 444 states and 579 transitions. Word has length 211 [2018-04-13 14:27:05,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:05,717 INFO L459 AbstractCegarLoop]: Abstraction has 444 states and 579 transitions. [2018-04-13 14:27:05,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-04-13 14:27:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 579 transitions. [2018-04-13 14:27:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-04-13 14:27:05,717 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:05,717 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] [2018-04-13 14:27:05,717 INFO L408 AbstractCegarLoop]: === Iteration 44 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:05,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1287257416, 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 [2018-04-13 14:27:05,720 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:06,442 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:06,442 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-04-13 14:27:06,442 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:06,443 INFO L182 omatonBuilderFactory]: Interpolants [56128#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 56129#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 56065#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 56066#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 56130#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 56131#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 56132#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 56133#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 56134#(not (= 119 |#Ultimate.C_memset_#amount|)), 55889#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56022#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 56102#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 56103#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 56104#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 56105#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 56106#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 56107#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 56108#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 56109#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 55854#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56110#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 55855#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 56111#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 56112#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 56113#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 56114#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 56115#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 56116#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 55669#true, 56117#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 55670#false, 56118#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 56119#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 56120#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 56121#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 56122#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 56123#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 56124#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 56125#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 56126#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 56127#(<= |#Ultimate.C_memset_#t~loopctr38| 24)] [2018-04-13 14:27:06,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3105 backedges. 1460 proven. 465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:06,443 INFO L442 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-04-13 14:27:06,443 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-04-13 14:27:06,443 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=547, Invalid=1093, Unknown=0, NotChecked=0, Total=1640 [2018-04-13 14:27:06,443 INFO L87 Difference]: Start difference. First operand 444 states and 579 transitions. Second operand 41 states. [2018-04-13 14:27:07,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:07,963 INFO L93 Difference]: Finished difference Result 552 states and 671 transitions. [2018-04-13 14:27:07,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2018-04-13 14:27:07,963 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 212 [2018-04-13 14:27:07,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:07,964 INFO L225 Difference]: With dead ends: 552 [2018-04-13 14:27:07,965 INFO L226 Difference]: Without dead ends: 545 [2018-04-13 14:27:07,965 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 [2018-04-13 14:27:07,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-04-13 14:27:07,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 445. [2018-04-13 14:27:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 445 states. [2018-04-13 14:27:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 581 transitions. [2018-04-13 14:27:07,969 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 581 transitions. Word has length 212 [2018-04-13 14:27:07,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:07,969 INFO L459 AbstractCegarLoop]: Abstraction has 445 states and 581 transitions. [2018-04-13 14:27:07,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-04-13 14:27:07,969 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 581 transitions. [2018-04-13 14:27:07,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-04-13 14:27:07,970 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:07,970 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] [2018-04-13 14:27:07,970 INFO L408 AbstractCegarLoop]: === Iteration 45 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:07,970 INFO L82 PathProgramCache]: Analyzing trace with hash -987130403, 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 [2018-04-13 14:27:07,972 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:08,697 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:08,714 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:08,714 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-04-13 14:27:08,714 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:08,715 INFO L182 omatonBuilderFactory]: Interpolants [57415#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57548#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 57630#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 57631#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 57632#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 57633#(= |#Ultimate.C_memset_#t~loopctr38| 2), 57634#(= |#Ultimate.C_memset_#t~loopctr38| 3), 57635#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 57380#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57636#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 57381#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 57637#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 57638#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 57639#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 57640#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 57641#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 57194#true, 57642#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 57195#false, 57643#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 57644#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 57645#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 57646#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 57647#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 57648#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 57649#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 57650#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 57651#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 57652#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 57653#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 57654#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 57655#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 57656#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 57592#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 57593#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 57657#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 57658#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 57659#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 57660#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 57661#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 57662#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 57663#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:27:08,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3181 backedges. 1505 proven. 496 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:08,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-04-13 14:27:08,715 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-04-13 14:27:08,716 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=570, Invalid=1152, Unknown=0, NotChecked=0, Total=1722 [2018-04-13 14:27:08,716 INFO L87 Difference]: Start difference. First operand 445 states and 581 transitions. Second operand 42 states. [2018-04-13 14:27:11,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:11,341 INFO L93 Difference]: Finished difference Result 555 states and 675 transitions. [2018-04-13 14:27:11,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-04-13 14:27:11,362 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 213 [2018-04-13 14:27:11,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:11,363 INFO L225 Difference]: With dead ends: 555 [2018-04-13 14:27:11,363 INFO L226 Difference]: Without dead ends: 548 [2018-04-13 14:27:11,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 596 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1292, Invalid=4110, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 14:27:11,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2018-04-13 14:27:11,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 446. [2018-04-13 14:27:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-04-13 14:27:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 583 transitions. [2018-04-13 14:27:11,367 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 583 transitions. Word has length 213 [2018-04-13 14:27:11,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:11,368 INFO L459 AbstractCegarLoop]: Abstraction has 446 states and 583 transitions. [2018-04-13 14:27:11,368 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-04-13 14:27:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 583 transitions. [2018-04-13 14:27:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-04-13 14:27:11,368 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:11,368 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] [2018-04-13 14:27:11,368 INFO L408 AbstractCegarLoop]: === Iteration 46 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:11,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1521291240, 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 [2018-04-13 14:27:11,371 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:11,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:12,107 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:12,107 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2018-04-13 14:27:12,107 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:12,108 INFO L182 omatonBuilderFactory]: Interpolants [59200#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 59201#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 59202#(not (= 119 |#Ultimate.C_memset_#amount|)), 58951#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59084#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 59168#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 59169#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 59170#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 59171#(= |#Ultimate.C_memset_#t~loopctr38| 2), 58916#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59172#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 58917#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 59173#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 59174#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 59175#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 59176#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 58729#true, 59177#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 58730#false, 59178#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 59179#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 59180#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 59181#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 59182#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 59183#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 59184#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 59185#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 59186#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 59187#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 59188#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 59189#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 59190#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 59191#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 59192#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 59193#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 59129#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 59130#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 59194#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 59195#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 59196#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 59197#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 59198#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 59199#(<= |#Ultimate.C_memset_#t~loopctr38| 30)] [2018-04-13 14:27:12,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3258 backedges. 1550 proven. 528 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:12,108 INFO L442 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-04-13 14:27:12,108 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-04-13 14:27:12,108 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=611, Invalid=1195, Unknown=0, NotChecked=0, Total=1806 [2018-04-13 14:27:12,108 INFO L87 Difference]: Start difference. First operand 446 states and 583 transitions. Second operand 43 states. [2018-04-13 14:27:13,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:13,515 INFO L93 Difference]: Finished difference Result 558 states and 679 transitions. [2018-04-13 14:27:13,515 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2018-04-13 14:27:13,515 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 214 [2018-04-13 14:27:13,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:13,517 INFO L225 Difference]: With dead ends: 558 [2018-04-13 14:27:13,517 INFO L226 Difference]: Without dead ends: 551 [2018-04-13 14:27:13,517 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 633 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1388, Invalid=4312, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 14:27:13,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2018-04-13 14:27:13,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 447. [2018-04-13 14:27:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 447 states. [2018-04-13 14:27:13,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 447 states and 585 transitions. [2018-04-13 14:27:13,524 INFO L78 Accepts]: Start accepts. Automaton has 447 states and 585 transitions. Word has length 214 [2018-04-13 14:27:13,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:13,524 INFO L459 AbstractCegarLoop]: Abstraction has 447 states and 585 transitions. [2018-04-13 14:27:13,524 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-04-13 14:27:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 585 transitions. [2018-04-13 14:27:13,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-04-13 14:27:13,525 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:13,525 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] [2018-04-13 14:27:13,525 INFO L408 AbstractCegarLoop]: === Iteration 47 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:13,525 INFO L82 PathProgramCache]: Analyzing trace with hash 1972950845, 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 [2018-04-13 14:27:13,529 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:14,325 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:14,325 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2018-04-13 14:27:14,325 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:14,325 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:14,325 INFO L182 omatonBuilderFactory]: Interpolants [60736#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 60737#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 60738#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 60739#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 60740#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 60676#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 60677#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 60741#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 60742#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 60743#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 60744#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 60745#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 60746#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 60747#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 60748#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 60749#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 60750#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 60751#(not (= 119 |#Ultimate.C_memset_#amount|)), 60497#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60630#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 60716#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 60717#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 60462#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60718#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 60463#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 60719#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 60720#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 60721#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 60274#true, 60722#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 60275#false, 60723#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 60724#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 60725#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 60726#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 60727#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 60728#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 60729#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 60730#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 60731#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 60732#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 60733#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 60734#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 60735#(<= |#Ultimate.C_memset_#t~loopctr38| 18)] [2018-04-13 14:27:14,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3336 backedges. 1595 proven. 561 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:14,326 INFO L442 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-04-13 14:27:14,326 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-04-13 14:27:14,326 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=649, Invalid=1243, Unknown=0, NotChecked=0, Total=1892 [2018-04-13 14:27:14,326 INFO L87 Difference]: Start difference. First operand 447 states and 585 transitions. Second operand 44 states. [2018-04-13 14:27:16,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:16,260 INFO L93 Difference]: Finished difference Result 561 states and 683 transitions. [2018-04-13 14:27:16,260 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2018-04-13 14:27:16,260 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 215 [2018-04-13 14:27:16,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:16,261 INFO L225 Difference]: With dead ends: 561 [2018-04-13 14:27:16,261 INFO L226 Difference]: Without dead ends: 554 [2018-04-13 14:27:16,262 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 671 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1483, Invalid=4523, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 14:27:16,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-04-13 14:27:16,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 448. [2018-04-13 14:27:16,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 448 states. [2018-04-13 14:27:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 448 states and 587 transitions. [2018-04-13 14:27:16,266 INFO L78 Accepts]: Start accepts. Automaton has 448 states and 587 transitions. Word has length 215 [2018-04-13 14:27:16,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:16,266 INFO L459 AbstractCegarLoop]: Abstraction has 448 states and 587 transitions. [2018-04-13 14:27:16,266 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-04-13 14:27:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 587 transitions. [2018-04-13 14:27:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-04-13 14:27:16,266 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:16,267 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] [2018-04-13 14:27:16,267 INFO L408 AbstractCegarLoop]: === Iteration 48 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:16,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1205470584, 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 [2018-04-13 14:27:16,269 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:16,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:17,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:17,070 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:17,070 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-04-13 14:27:17,070 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:17,071 INFO L182 omatonBuilderFactory]: Interpolants [62018#(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$.offset)|)), 62274#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 62019#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62275#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 62276#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 61829#true, 62277#(= |#Ultimate.C_memset_#t~loopctr38| 2), 61830#false, 62278#(= |#Ultimate.C_memset_#t~loopctr38| 3), 62279#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 62280#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 62281#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 62282#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 62283#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 62284#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 62285#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 62286#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 62287#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 62288#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 62289#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 62290#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 62291#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 62292#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 62293#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 62294#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 62295#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 62296#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 62297#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 62233#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 62234#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 62298#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 62299#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 62300#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 62301#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 62302#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 62303#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 62304#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 62305#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 62306#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 62307#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 62308#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 62053#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 62309#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 62310#(not (= 119 |#Ultimate.C_memset_#amount|)), 62186#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:27:17,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3415 backedges. 1640 proven. 595 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:17,071 INFO L442 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-04-13 14:27:17,071 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-04-13 14:27:17,071 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=675, Invalid=1305, Unknown=0, NotChecked=0, Total=1980 [2018-04-13 14:27:17,071 INFO L87 Difference]: Start difference. First operand 448 states and 587 transitions. Second operand 45 states. [2018-04-13 14:27:19,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:19,968 INFO L93 Difference]: Finished difference Result 564 states and 687 transitions. [2018-04-13 14:27:19,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-04-13 14:27:19,968 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 216 [2018-04-13 14:27:19,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:19,969 INFO L225 Difference]: With dead ends: 564 [2018-04-13 14:27:19,969 INFO L226 Difference]: Without dead ends: 557 [2018-04-13 14:27:19,969 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 704 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1562, Invalid=4758, Unknown=0, NotChecked=0, Total=6320 [2018-04-13 14:27:19,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2018-04-13 14:27:19,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 449. [2018-04-13 14:27:19,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-04-13 14:27:19,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 589 transitions. [2018-04-13 14:27:19,974 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 589 transitions. Word has length 216 [2018-04-13 14:27:19,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:19,974 INFO L459 AbstractCegarLoop]: Abstraction has 449 states and 589 transitions. [2018-04-13 14:27:19,974 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-04-13 14:27:19,974 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 589 transitions. [2018-04-13 14:27:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-04-13 14:27:19,974 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:19,975 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] [2018-04-13 14:27:19,975 INFO L408 AbstractCegarLoop]: === Iteration 49 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:19,975 INFO L82 PathProgramCache]: Analyzing trace with hash -952287075, 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) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:27:19,982 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:20,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:20,909 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:20,909 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2018-04-13 14:27:20,909 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:20,909 INFO L182 omatonBuilderFactory]: Interpolants [63872#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 63873#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 63874#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 63619#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63875#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 63876#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 63877#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 63878#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 63879#(not (= 119 |#Ultimate.C_memset_#amount|)), 63752#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 63584#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63585#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 63394#true, 63842#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 63395#false, 63843#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 63844#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 63845#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 63846#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 63847#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 63848#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 63849#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 63850#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 63851#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 63852#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 63853#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 63854#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 63855#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 63856#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 63857#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 63858#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 63859#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 63860#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 63861#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 63862#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 63863#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 63864#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 63800#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 63801#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 63865#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 63866#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 63867#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 63868#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 63869#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 63870#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 63871#(<= |#Ultimate.C_memset_#t~loopctr38| 28)] [2018-04-13 14:27:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 3495 backedges. 1685 proven. 630 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:20,910 INFO L442 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-04-13 14:27:20,910 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-04-13 14:27:20,910 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=722, Invalid=1348, Unknown=0, NotChecked=0, Total=2070 [2018-04-13 14:27:20,910 INFO L87 Difference]: Start difference. First operand 449 states and 589 transitions. Second operand 46 states. [2018-04-13 14:27:22,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:22,570 INFO L93 Difference]: Finished difference Result 567 states and 691 transitions. [2018-04-13 14:27:22,570 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-04-13 14:27:22,570 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 217 [2018-04-13 14:27:22,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:22,571 INFO L225 Difference]: With dead ends: 567 [2018-04-13 14:27:22,571 INFO L226 Difference]: Without dead ends: 560 [2018-04-13 14:27:22,571 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1672, Invalid=4970, Unknown=0, NotChecked=0, Total=6642 [2018-04-13 14:27:22,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2018-04-13 14:27:22,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 450. [2018-04-13 14:27:22,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2018-04-13 14:27:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 591 transitions. [2018-04-13 14:27:22,575 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 591 transitions. Word has length 217 [2018-04-13 14:27:22,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:22,575 INFO L459 AbstractCegarLoop]: Abstraction has 450 states and 591 transitions. [2018-04-13 14:27:22,575 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-04-13 14:27:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 591 transitions. [2018-04-13 14:27:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-04-13 14:27:22,576 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:22,576 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] [2018-04-13 14:27:22,576 INFO L408 AbstractCegarLoop]: === Iteration 50 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:22,576 INFO L82 PathProgramCache]: Analyzing trace with hash -1693532888, 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 [2018-04-13 14:27:22,579 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:23,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:23,606 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:23,606 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-04-13 14:27:23,606 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:23,607 INFO L182 omatonBuilderFactory]: Interpolants [65160#(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$.offset)|)), 64969#true, 65161#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 64970#false, 65420#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 65421#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 65422#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 65423#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 65424#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 65425#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 65426#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 65427#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 65428#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 65429#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 65430#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 65431#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 65432#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 65433#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 65434#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 65435#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 65436#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 65437#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 65438#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 65439#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 65440#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 65441#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 65377#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 65378#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 65442#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 65443#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 65444#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 65445#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 65446#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 65447#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 65448#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 65449#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 65450#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 65195#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 65451#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 65452#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 65453#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 65454#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 65455#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 65328#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 65456#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 65457#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 65458#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:27:23,607 INFO L134 CoverageAnalysis]: Checked inductivity of 3576 backedges. 1730 proven. 666 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:23,607 INFO L442 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-04-13 14:27:23,607 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-04-13 14:27:23,607 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=760, Invalid=1402, Unknown=0, NotChecked=0, Total=2162 [2018-04-13 14:27:23,607 INFO L87 Difference]: Start difference. First operand 450 states and 591 transitions. Second operand 47 states. [2018-04-13 14:27:26,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:26,564 INFO L93 Difference]: Finished difference Result 570 states and 695 transitions. [2018-04-13 14:27:26,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-04-13 14:27:26,564 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 218 [2018-04-13 14:27:26,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:26,565 INFO L225 Difference]: With dead ends: 570 [2018-04-13 14:27:26,565 INFO L226 Difference]: Without dead ends: 563 [2018-04-13 14:27:26,566 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 785 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1771, Invalid=5201, Unknown=0, NotChecked=0, Total=6972 [2018-04-13 14:27:26,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2018-04-13 14:27:26,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 451. [2018-04-13 14:27:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2018-04-13 14:27:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 593 transitions. [2018-04-13 14:27:26,569 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 593 transitions. Word has length 218 [2018-04-13 14:27:26,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:26,569 INFO L459 AbstractCegarLoop]: Abstraction has 451 states and 593 transitions. [2018-04-13 14:27:26,569 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-04-13 14:27:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 593 transitions. [2018-04-13 14:27:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-04-13 14:27:26,570 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:26,570 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] [2018-04-13 14:27:26,570 INFO L408 AbstractCegarLoop]: === Iteration 51 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:26,570 INFO L82 PathProgramCache]: Analyzing trace with hash 1097650685, 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 [2018-04-13 14:27:26,573 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:27,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:27,601 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:27,601 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-04-13 14:27:27,602 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:27,602 INFO L182 omatonBuilderFactory]: Interpolants [67009#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 67008#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 67011#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 67010#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 67013#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 67012#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 67015#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 67014#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 67017#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 67016#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 67019#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 67018#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 67021#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 67020#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 67023#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 67022#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 67025#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 67024#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 67027#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 67026#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 66965#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 67029#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 67028#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 66964#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 67031#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 67030#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 67033#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 67032#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 67035#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 67034#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 66781#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 67037#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 67036#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 67039#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 67038#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 67041#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 67040#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 67043#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 66914#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 67042#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 67045#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 67044#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 67047#(not (= 119 |#Ultimate.C_memset_#amount|)), 67046#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 66555#false, 66747#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 66554#true, 66746#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:27:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 1775 proven. 703 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:27,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-04-13 14:27:27,603 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-04-13 14:27:27,603 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=799, Invalid=1457, Unknown=0, NotChecked=0, Total=2256 [2018-04-13 14:27:27,603 INFO L87 Difference]: Start difference. First operand 451 states and 593 transitions. Second operand 48 states. [2018-04-13 14:27:30,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:30,101 INFO L93 Difference]: Finished difference Result 573 states and 699 transitions. [2018-04-13 14:27:30,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-04-13 14:27:30,101 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 219 [2018-04-13 14:27:30,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:30,102 INFO L225 Difference]: With dead ends: 573 [2018-04-13 14:27:30,102 INFO L226 Difference]: Without dead ends: 566 [2018-04-13 14:27:30,103 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1873, Invalid=5437, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 14:27:30,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2018-04-13 14:27:30,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 452. [2018-04-13 14:27:30,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 452 states. [2018-04-13 14:27:30,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 452 states and 595 transitions. [2018-04-13 14:27:30,110 INFO L78 Accepts]: Start accepts. Automaton has 452 states and 595 transitions. Word has length 219 [2018-04-13 14:27:30,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:30,110 INFO L459 AbstractCegarLoop]: Abstraction has 452 states and 595 transitions. [2018-04-13 14:27:30,110 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-04-13 14:27:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 595 transitions. [2018-04-13 14:27:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-04-13 14:27:30,111 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:30,111 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] [2018-04-13 14:27:30,111 INFO L408 AbstractCegarLoop]: === Iteration 52 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:30,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1724995528, 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 [2018-04-13 14:27:30,114 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:31,109 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:31,109 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-04-13 14:27:31,109 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:31,110 INFO L182 omatonBuilderFactory]: Interpolants [68609#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 68608#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 68611#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 68610#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 68613#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 68612#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 68615#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 68614#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 68617#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 68616#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 68619#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 68618#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 68621#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 68620#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 68623#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 68622#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 68625#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 68624#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 68627#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 68626#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 68629#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 68628#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 68631#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 68630#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 68377#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68633#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 68632#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 68635#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 68634#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 68637#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 68636#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 68639#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 68510#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 68638#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 68641#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 68640#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 68643#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 68642#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 68645#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 68644#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 68646#(not (= |#Ultimate.C_memset_#amount| 119)), 68149#true, 68150#false, 68561#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 68562#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 68343#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68342#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 68607#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 68606#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119))] [2018-04-13 14:27:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 1820 proven. 741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:31,110 INFO L442 AbstractCegarLoop]: Interpolant automaton has 49 states [2018-04-13 14:27:31,110 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2018-04-13 14:27:31,111 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=839, Invalid=1513, Unknown=0, NotChecked=0, Total=2352 [2018-04-13 14:27:31,111 INFO L87 Difference]: Start difference. First operand 452 states and 595 transitions. Second operand 49 states. [2018-04-13 14:27:33,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:33,594 INFO L93 Difference]: Finished difference Result 576 states and 703 transitions. [2018-04-13 14:27:33,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-04-13 14:27:33,594 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 220 [2018-04-13 14:27:33,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:33,595 INFO L225 Difference]: With dead ends: 576 [2018-04-13 14:27:33,595 INFO L226 Difference]: Without dead ends: 569 [2018-04-13 14:27:33,596 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1978, Invalid=5678, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 14:27:33,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2018-04-13 14:27:33,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 453. [2018-04-13 14:27:33,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2018-04-13 14:27:33,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 597 transitions. [2018-04-13 14:27:33,601 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 597 transitions. Word has length 220 [2018-04-13 14:27:33,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:33,601 INFO L459 AbstractCegarLoop]: Abstraction has 453 states and 597 transitions. [2018-04-13 14:27:33,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states. [2018-04-13 14:27:33,601 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 597 transitions. [2018-04-13 14:27:33,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-04-13 14:27:33,602 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:33,603 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] [2018-04-13 14:27:33,603 INFO L408 AbstractCegarLoop]: === Iteration 53 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:33,603 INFO L82 PathProgramCache]: Analyzing trace with hash -302150819, 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 [2018-04-13 14:27:33,606 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:34,686 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:34,686 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2018-04-13 14:27:34,686 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:34,687 INFO L182 omatonBuilderFactory]: Interpolants [70169#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 70168#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 69949#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 69948#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70215#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 70214#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 70217#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 70216#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 70219#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 70218#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 70221#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 70220#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 70223#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 70222#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 70225#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 70224#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 70227#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 70226#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 70229#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 70228#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 70231#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 70230#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 70233#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 70232#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 70235#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 70234#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 70237#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 70236#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 69983#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 70239#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 70238#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 70241#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 70240#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 70243#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 70242#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 70245#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 70116#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 70244#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 70247#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 70246#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 70249#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 70248#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 70251#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 70250#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 70253#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 70252#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 70255#(not (= 119 |#Ultimate.C_memset_#amount|)), 70254#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 69755#false, 69754#true] [2018-04-13 14:27:34,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 1865 proven. 780 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:34,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-04-13 14:27:34,687 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-04-13 14:27:34,687 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=879, Invalid=1571, Unknown=0, NotChecked=0, Total=2450 [2018-04-13 14:27:34,687 INFO L87 Difference]: Start difference. First operand 453 states and 597 transitions. Second operand 50 states. [2018-04-13 14:27:37,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:37,156 INFO L93 Difference]: Finished difference Result 579 states and 707 transitions. [2018-04-13 14:27:37,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2018-04-13 14:27:37,156 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 221 [2018-04-13 14:27:37,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:37,158 INFO L225 Difference]: With dead ends: 579 [2018-04-13 14:27:37,158 INFO L226 Difference]: Without dead ends: 572 [2018-04-13 14:27:37,158 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 907 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2084, Invalid=5926, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 14:27:37,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2018-04-13 14:27:37,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 454. [2018-04-13 14:27:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 454 states. [2018-04-13 14:27:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 599 transitions. [2018-04-13 14:27:37,162 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 599 transitions. Word has length 221 [2018-04-13 14:27:37,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:37,162 INFO L459 AbstractCegarLoop]: Abstraction has 454 states and 599 transitions. [2018-04-13 14:27:37,162 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-04-13 14:27:37,162 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 599 transitions. [2018-04-13 14:27:37,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-04-13 14:27:37,162 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:37,163 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] [2018-04-13 14:27:37,163 INFO L408 AbstractCegarLoop]: === Iteration 54 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:37,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1280821864, 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 [2018-04-13 14:27:37,167 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:37,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:38,189 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:38,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2018-04-13 14:27:38,189 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:38,189 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:38,189 INFO L182 omatonBuilderFactory]: Interpolants [71565#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71564#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71833#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 71832#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 71835#(= |#Ultimate.C_memset_#t~loopctr38| 2), 71834#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 71837#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 71836#(= |#Ultimate.C_memset_#t~loopctr38| 3), 71839#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 71838#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 71841#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 71840#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 71843#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 71842#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 71845#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 71844#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 71847#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 71846#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 71849#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 71848#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 71851#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 71850#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 71853#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 71852#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 71599#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 71855#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 71854#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 71857#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 71856#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 71859#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 71858#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 71861#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 71732#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 71860#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 71863#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 71862#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 71865#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 71864#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 71867#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 71866#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 71869#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 71868#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 71871#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 71870#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 71873#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 71872#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 71874#(not (= 119 |#Ultimate.C_memset_#amount|)), 71369#true, 71370#false, 71785#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 71786#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 14:27:38,189 INFO L134 CoverageAnalysis]: Checked inductivity of 3910 backedges. 1910 proven. 820 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:38,190 INFO L442 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-04-13 14:27:38,190 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-04-13 14:27:38,190 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=916, Invalid=1634, Unknown=0, NotChecked=0, Total=2550 [2018-04-13 14:27:38,190 INFO L87 Difference]: Start difference. First operand 454 states and 599 transitions. Second operand 51 states. [2018-04-13 14:27:40,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:40,813 INFO L93 Difference]: Finished difference Result 582 states and 711 transitions. [2018-04-13 14:27:40,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2018-04-13 14:27:40,813 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 222 [2018-04-13 14:27:40,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:40,814 INFO L225 Difference]: With dead ends: 582 [2018-04-13 14:27:40,814 INFO L226 Difference]: Without dead ends: 575 [2018-04-13 14:27:40,815 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 948 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2188, Invalid=6184, Unknown=0, NotChecked=0, Total=8372 [2018-04-13 14:27:40,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2018-04-13 14:27:40,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 455. [2018-04-13 14:27:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2018-04-13 14:27:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 601 transitions. [2018-04-13 14:27:40,818 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 601 transitions. Word has length 222 [2018-04-13 14:27:40,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:40,819 INFO L459 AbstractCegarLoop]: Abstraction has 455 states and 601 transitions. [2018-04-13 14:27:40,819 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-04-13 14:27:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 601 transitions. [2018-04-13 14:27:40,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-04-13 14:27:40,819 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:40,819 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] [2018-04-13 14:27:40,819 INFO L408 AbstractCegarLoop]: === Iteration 55 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:40,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1186632515, 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 [2018-04-13 14:27:40,826 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:41,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:41,863 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:41,863 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2018-04-13 14:27:41,863 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:41,864 INFO L182 omatonBuilderFactory]: Interpolants [73473#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 73472#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 73475#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 73474#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 73477#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 73476#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 73479#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 73478#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 73225#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73481#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 73480#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 73483#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 73482#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 73485#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 73484#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 73487#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 73358#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 73486#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 73489#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 73488#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 73491#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 73490#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 73493#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 73492#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 73495#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 73494#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 73497#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 73496#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 73499#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 73498#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 73501#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 73500#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 73503#(not (= 119 |#Ultimate.C_memset_#amount|)), 73502#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 72995#false, 72994#true, 73413#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 73412#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 73191#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73190#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 73461#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 73460#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 73463#(= |#Ultimate.C_memset_#t~loopctr38| 2), 73462#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 73465#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 73464#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 73467#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 73466#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 73469#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 73468#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 73471#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 73470#(<= |#Ultimate.C_memset_#t~loopctr38| 9)] [2018-04-13 14:27:41,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1955 proven. 861 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:41,864 INFO L442 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-04-13 14:27:41,864 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-04-13 14:27:41,864 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=962, Invalid=1690, Unknown=0, NotChecked=0, Total=2652 [2018-04-13 14:27:41,865 INFO L87 Difference]: Start difference. First operand 455 states and 601 transitions. Second operand 52 states. [2018-04-13 14:27:44,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:44,068 INFO L93 Difference]: Finished difference Result 585 states and 715 transitions. [2018-04-13 14:27:44,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-04-13 14:27:44,068 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 223 [2018-04-13 14:27:44,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:44,069 INFO L225 Difference]: With dead ends: 585 [2018-04-13 14:27:44,069 INFO L226 Difference]: Without dead ends: 578 [2018-04-13 14:27:44,069 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2306, Invalid=6436, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 14:27:44,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2018-04-13 14:27:44,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 456. [2018-04-13 14:27:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-04-13 14:27:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 603 transitions. [2018-04-13 14:27:44,074 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 603 transitions. Word has length 223 [2018-04-13 14:27:44,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:44,074 INFO L459 AbstractCegarLoop]: Abstraction has 456 states and 603 transitions. [2018-04-13 14:27:44,074 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states. [2018-04-13 14:27:44,074 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 603 transitions. [2018-04-13 14:27:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-04-13 14:27:44,075 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:44,075 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] [2018-04-13 14:27:44,075 INFO L408 AbstractCegarLoop]: === Iteration 56 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:44,075 INFO L82 PathProgramCache]: Analyzing trace with hash -368306936, 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 [2018-04-13 14:27:44,078 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:45,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:45,155 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:45,156 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2018-04-13 14:27:45,156 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:45,156 INFO L182 omatonBuilderFactory]: Interpolants [75137#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 75136#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 75139#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 75138#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 74629#true, 75141#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 75140#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 74630#false, 75142#(not (= 119 |#Ultimate.C_memset_#amount|)), 75049#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 75050#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 74827#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 74826#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75099#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 75098#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 75101#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 75100#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 75103#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 75102#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 75105#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 75104#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 75107#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 75106#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 75109#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 75108#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 75111#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 75110#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 75113#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 75112#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 75115#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 75114#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 74861#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 75117#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 75116#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 75119#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 75118#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 75121#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 75120#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 75123#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 74994#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 75122#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 75125#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 75124#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 75127#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 75126#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 75129#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 75128#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 75131#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 75130#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 75133#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 75132#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 75135#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 75134#(<= |#Ultimate.C_memset_#t~loopctr38| 35)] [2018-04-13 14:27:45,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 2000 proven. 903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:45,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-04-13 14:27:45,156 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-04-13 14:27:45,157 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1009, Invalid=1747, Unknown=0, NotChecked=0, Total=2756 [2018-04-13 14:27:45,157 INFO L87 Difference]: Start difference. First operand 456 states and 603 transitions. Second operand 53 states. [2018-04-13 14:27:46,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:46,943 INFO L93 Difference]: Finished difference Result 588 states and 719 transitions. [2018-04-13 14:27:46,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-04-13 14:27:46,943 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 224 [2018-04-13 14:27:46,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:46,945 INFO L225 Difference]: With dead ends: 588 [2018-04-13 14:27:46,945 INFO L226 Difference]: Without dead ends: 581 [2018-04-13 14:27:46,945 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1040 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2428, Invalid=6692, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 14:27:46,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2018-04-13 14:27:46,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 457. [2018-04-13 14:27:46,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 457 states. [2018-04-13 14:27:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 605 transitions. [2018-04-13 14:27:46,949 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 605 transitions. Word has length 224 [2018-04-13 14:27:46,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:46,949 INFO L459 AbstractCegarLoop]: Abstraction has 457 states and 605 transitions. [2018-04-13 14:27:46,949 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-04-13 14:27:46,949 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 605 transitions. [2018-04-13 14:27:46,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-04-13 14:27:46,950 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:46,950 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] [2018-04-13 14:27:46,950 INFO L408 AbstractCegarLoop]: === Iteration 57 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:46,950 INFO L82 PathProgramCache]: Analyzing trace with hash -770017763, 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 [2018-04-13 14:27:46,952 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:48,027 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:48,043 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-04-13 14:27:48,044 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:48,044 INFO L182 omatonBuilderFactory]: Interpolants [76697#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 76696#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 76473#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76472#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76747#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 76746#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 76749#(= 2 |#Ultimate.C_memset_#t~loopctr38|), 76748#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 76751#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 76750#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 76753#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 76752#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 76755#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 76754#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 76757#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 76756#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 76759#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 76758#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 76761#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 76760#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 76507#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 76763#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 76762#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 76765#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 76764#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 76767#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 76766#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 76769#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 76640#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 76768#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 76771#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 76770#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 76773#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 76772#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 76775#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 76774#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 76777#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 76776#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 76779#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 76778#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 76781#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 76780#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 76783#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 76782#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 76785#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 76784#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 76275#false, 76787#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 76274#true, 76786#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 76789#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 76788#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 76791#(not (= 119 |#Ultimate.C_memset_#amount|)), 76790#(<= |#Ultimate.C_memset_#t~loopctr38| 43)] [2018-04-13 14:27:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 2045 proven. 946 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:48,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-04-13 14:27:48,045 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-04-13 14:27:48,045 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1051, Invalid=1811, Unknown=0, NotChecked=0, Total=2862 [2018-04-13 14:27:48,045 INFO L87 Difference]: Start difference. First operand 457 states and 605 transitions. Second operand 54 states. [2018-04-13 14:27:50,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:50,703 INFO L93 Difference]: Finished difference Result 591 states and 723 transitions. [2018-04-13 14:27:50,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2018-04-13 14:27:50,703 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 225 [2018-04-13 14:27:50,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:50,704 INFO L225 Difference]: With dead ends: 591 [2018-04-13 14:27:50,704 INFO L226 Difference]: Without dead ends: 584 [2018-04-13 14:27:50,705 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1084 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2543, Invalid=6963, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 14:27:50,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-04-13 14:27:50,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 458. [2018-04-13 14:27:50,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-04-13 14:27:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 607 transitions. [2018-04-13 14:27:50,709 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 607 transitions. Word has length 225 [2018-04-13 14:27:50,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:50,709 INFO L459 AbstractCegarLoop]: Abstraction has 458 states and 607 transitions. [2018-04-13 14:27:50,709 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-04-13 14:27:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 607 transitions. [2018-04-13 14:27:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-04-13 14:27:50,710 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:50,710 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] [2018-04-13 14:27:50,710 INFO L408 AbstractCegarLoop]: === Iteration 58 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:50,710 INFO L82 PathProgramCache]: Analyzing trace with hash -338151512, 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 [2018-04-13 14:27:50,720 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:51,866 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:51,866 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2018-04-13 14:27:51,866 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:51,866 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:51,867 INFO L182 omatonBuilderFactory]: Interpolants [78353#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 78354#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 78129#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78128#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78405#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 78404#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 78407#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 78406#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 78409#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 78408#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 78411#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 78410#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 78413#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 78412#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 78415#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 78414#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 78417#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 78416#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 78163#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 78419#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 78418#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 78421#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 78420#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 78423#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 78422#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 78425#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 78296#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 78424#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 78427#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 78426#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 78429#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 78428#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 78431#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 78430#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 78433#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 78432#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 78435#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 78434#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 78437#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 78436#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 78439#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 78438#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 77929#true, 78441#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 78440#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 78443#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 77930#false, 78442#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 78445#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 78444#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 78447#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 78446#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 78449#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 78448#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 78450#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:27:51,867 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 2090 proven. 990 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:51,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-04-13 14:27:51,867 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-04-13 14:27:51,867 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1099, Invalid=1871, Unknown=0, NotChecked=0, Total=2970 [2018-04-13 14:27:51,868 INFO L87 Difference]: Start difference. First operand 458 states and 607 transitions. Second operand 55 states. [2018-04-13 14:27:54,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:54,529 INFO L93 Difference]: Finished difference Result 594 states and 727 transitions. [2018-04-13 14:27:54,529 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2018-04-13 14:27:54,529 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 226 [2018-04-13 14:27:54,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:54,530 INFO L225 Difference]: With dead ends: 594 [2018-04-13 14:27:54,530 INFO L226 Difference]: Without dead ends: 587 [2018-04-13 14:27:54,530 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1132 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2669, Invalid=7231, Unknown=0, NotChecked=0, Total=9900 [2018-04-13 14:27:54,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2018-04-13 14:27:54,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 459. [2018-04-13 14:27:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 459 states. [2018-04-13 14:27:54,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 609 transitions. [2018-04-13 14:27:54,534 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 609 transitions. Word has length 226 [2018-04-13 14:27:54,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:54,534 INFO L459 AbstractCegarLoop]: Abstraction has 459 states and 609 transitions. [2018-04-13 14:27:54,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-04-13 14:27:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2018-04-13 14:27:54,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-04-13 14:27:54,535 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:54,535 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] [2018-04-13 14:27:54,535 INFO L408 AbstractCegarLoop]: === Iteration 59 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:54,535 INFO L82 PathProgramCache]: Analyzing trace with hash 164800381, 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 [2018-04-13 14:27:54,537 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:55,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:55,690 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:55,691 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56] total 56 [2018-04-13 14:27:55,691 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:55,691 INFO L182 omatonBuilderFactory]: Interpolants [80021#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 80020#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 79795#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 79794#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80073#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 80072#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 80075#(= |#Ultimate.C_memset_#t~loopctr38| 2), 80074#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 80077#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 80076#(= |#Ultimate.C_memset_#t~loopctr38| 3), 80079#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 80078#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 80081#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 80080#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 80083#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 80082#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 79829#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 80085#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 80084#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 80087#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 80086#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 80089#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 80088#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 80091#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 79962#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 80090#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 80093#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 80092#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 80095#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 80094#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 80097#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 80096#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 80099#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 80098#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 80101#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 80100#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 80103#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 80102#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 80105#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 80104#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 79595#false, 80107#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 79594#true, 80106#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 80109#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 80108#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 80111#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 80110#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 80113#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 80112#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 80115#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 80114#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 80117#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 80116#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 80119#(not (= 119 |#Ultimate.C_memset_#amount|)), 80118#(<= |#Ultimate.C_memset_#t~loopctr38| 45)] [2018-04-13 14:27:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2135 proven. 1035 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:55,692 INFO L442 AbstractCegarLoop]: Interpolant automaton has 56 states [2018-04-13 14:27:55,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2018-04-13 14:27:55,692 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1141, Invalid=1939, Unknown=0, NotChecked=0, Total=3080 [2018-04-13 14:27:55,692 INFO L87 Difference]: Start difference. First operand 459 states and 609 transitions. Second operand 56 states. [2018-04-13 14:27:58,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:27:58,478 INFO L93 Difference]: Finished difference Result 597 states and 731 transitions. [2018-04-13 14:27:58,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2018-04-13 14:27:58,478 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 227 [2018-04-13 14:27:58,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:27:58,479 INFO L225 Difference]: With dead ends: 597 [2018-04-13 14:27:58,479 INFO L226 Difference]: Without dead ends: 590 [2018-04-13 14:27:58,479 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1178 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2788, Invalid=7514, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 14:27:58,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2018-04-13 14:27:58,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 460. [2018-04-13 14:27:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-04-13 14:27:58,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 611 transitions. [2018-04-13 14:27:58,483 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 611 transitions. Word has length 227 [2018-04-13 14:27:58,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:27:58,483 INFO L459 AbstractCegarLoop]: Abstraction has 460 states and 611 transitions. [2018-04-13 14:27:58,483 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states. [2018-04-13 14:27:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 611 transitions. [2018-04-13 14:27:58,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-04-13 14:27:58,484 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:27:58,484 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] [2018-04-13 14:27:58,484 INFO L408 AbstractCegarLoop]: === Iteration 60 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:27:58,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1423560120, 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 [2018-04-13 14:27:58,487 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:27:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:27:59,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:59,640 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:27:59,640 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2018-04-13 14:27:59,640 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:27:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:27:59,641 INFO L182 omatonBuilderFactory]: Interpolants [81793#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 81792#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 81795#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 81794#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 81797#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 81796#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 81798#(not (= 119 |#Ultimate.C_memset_#amount|)), 81697#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 81698#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 81471#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81470#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81751#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 81750#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 81753#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 81752#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 81755#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 81754#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 81757#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 81756#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 81759#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 81758#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 81505#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 81761#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 81760#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 81763#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 81762#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 81765#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 81764#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 81767#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 81638#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 81766#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 81769#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 81768#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 81771#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 81770#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 81773#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 81772#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 81775#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 81774#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 81777#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 81776#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 81779#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 81778#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 81269#true, 81781#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 81780#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 81783#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 81270#false, 81782#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 81785#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 81784#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 81787#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 81786#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 81789#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 81788#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 81791#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 81790#(<= |#Ultimate.C_memset_#t~loopctr38| 39)] [2018-04-13 14:27:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4441 backedges. 2180 proven. 1081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:27:59,641 INFO L442 AbstractCegarLoop]: Interpolant automaton has 57 states [2018-04-13 14:27:59,641 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2018-04-13 14:27:59,642 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1195, Invalid=1997, Unknown=0, NotChecked=0, Total=3192 [2018-04-13 14:27:59,642 INFO L87 Difference]: Start difference. First operand 460 states and 611 transitions. Second operand 57 states. [2018-04-13 14:28:01,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:01,741 INFO L93 Difference]: Finished difference Result 600 states and 735 transitions. [2018-04-13 14:28:01,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-04-13 14:28:01,741 INFO L78 Accepts]: Start accepts. Automaton has 57 states. Word has length 228 [2018-04-13 14:28:01,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:01,742 INFO L225 Difference]: With dead ends: 600 [2018-04-13 14:28:01,742 INFO L226 Difference]: Without dead ends: 593 [2018-04-13 14:28:01,742 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1230 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=2926, Invalid=7786, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 14:28:01,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-04-13 14:28:01,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 461. [2018-04-13 14:28:01,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2018-04-13 14:28:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 613 transitions. [2018-04-13 14:28:01,747 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 613 transitions. Word has length 228 [2018-04-13 14:28:01,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:01,747 INFO L459 AbstractCegarLoop]: Abstraction has 461 states and 613 transitions. [2018-04-13 14:28:01,747 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states. [2018-04-13 14:28:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 613 transitions. [2018-04-13 14:28:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-04-13 14:28:01,748 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:01,748 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] [2018-04-13 14:28:01,748 INFO L408 AbstractCegarLoop]: === Iteration 61 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:01,748 INFO L82 PathProgramCache]: Analyzing trace with hash 876871901, 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 [2018-04-13 14:28:01,750 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:01,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:03,038 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:03,039 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58] total 58 [2018-04-13 14:28:03,039 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:03,039 INFO L182 omatonBuilderFactory]: Interpolants [83457#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 83456#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 83459#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 83458#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 83461#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 83460#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 83463#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 83462#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 83465#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 83464#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 82955#false, 83467#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 82954#true, 83466#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 83469#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 83468#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 83471#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 83470#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 83473#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 83472#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 83475#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 83474#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 83477#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 83476#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 83479#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 83478#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 83481#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 83480#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 83483#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 83482#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 83485#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 83484#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 83487#(not (= 119 |#Ultimate.C_memset_#amount|)), 83486#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 83385#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 83384#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 83157#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83156#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83439#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 83438#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 83441#(= |#Ultimate.C_memset_#t~loopctr38| 2), 83440#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 83443#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 83442#(= |#Ultimate.C_memset_#t~loopctr38| 3), 83445#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 83444#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 83191#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 83447#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 83446#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 83449#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 83448#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 83451#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 83450#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 83453#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 83324#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 83452#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 83455#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 83454#(<= |#Ultimate.C_memset_#t~loopctr38| 15)] [2018-04-13 14:28:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4533 backedges. 2225 proven. 1128 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:03,040 INFO L442 AbstractCegarLoop]: Interpolant automaton has 58 states [2018-04-13 14:28:03,040 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2018-04-13 14:28:03,040 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1234, Invalid=2072, Unknown=0, NotChecked=0, Total=3306 [2018-04-13 14:28:03,040 INFO L87 Difference]: Start difference. First operand 461 states and 613 transitions. Second operand 58 states. [2018-04-13 14:28:05,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:05,479 INFO L93 Difference]: Finished difference Result 603 states and 739 transitions. [2018-04-13 14:28:05,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-04-13 14:28:05,479 INFO L78 Accepts]: Start accepts. Automaton has 58 states. Word has length 229 [2018-04-13 14:28:05,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:05,480 INFO L225 Difference]: With dead ends: 603 [2018-04-13 14:28:05,481 INFO L226 Difference]: Without dead ends: 596 [2018-04-13 14:28:05,481 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1276 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=3044, Invalid=8086, Unknown=0, NotChecked=0, Total=11130 [2018-04-13 14:28:05,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2018-04-13 14:28:05,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 462. [2018-04-13 14:28:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2018-04-13 14:28:05,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 615 transitions. [2018-04-13 14:28:05,485 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 615 transitions. Word has length 229 [2018-04-13 14:28:05,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:05,485 INFO L459 AbstractCegarLoop]: Abstraction has 462 states and 615 transitions. [2018-04-13 14:28:05,485 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states. [2018-04-13 14:28:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 615 transitions. [2018-04-13 14:28:05,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-04-13 14:28:05,486 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:05,486 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] [2018-04-13 14:28:05,486 INFO L408 AbstractCegarLoop]: === Iteration 62 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:05,486 INFO L82 PathProgramCache]: Analyzing trace with hash -824179480, 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 [2018-04-13 14:28:05,489 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:06,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:06,711 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:06,711 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [59] total 59 [2018-04-13 14:28:06,711 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:06,711 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:06,711 INFO L182 omatonBuilderFactory]: Interpolants [85137#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 85136#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 85139#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 85138#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 85141#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 85140#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 84887#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 85143#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 85142#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 85145#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 85144#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 85147#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 85146#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 85149#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 85020#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 85148#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 85151#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 85150#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 85153#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 85152#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 85155#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 85154#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 85157#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 85156#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 85159#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 85158#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 84649#true, 85161#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 85160#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 85163#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 84650#false, 85162#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 85165#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 85164#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 85167#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 85166#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 85169#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 85168#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 85171#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 85170#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 85173#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 85172#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 85175#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 85174#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 85177#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 85176#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 85179#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 85178#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 85181#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 85180#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 85183#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 85182#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 85185#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 85184#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 85186#(not (= 119 |#Ultimate.C_memset_#amount|)), 85081#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 85082#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 84853#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 84852#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:28:06,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2270 proven. 1176 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:06,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-04-13 14:28:06,712 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-04-13 14:28:06,712 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1294, Invalid=2128, Unknown=0, NotChecked=0, Total=3422 [2018-04-13 14:28:06,712 INFO L87 Difference]: Start difference. First operand 462 states and 615 transitions. Second operand 59 states. [2018-04-13 14:28:09,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:09,550 INFO L93 Difference]: Finished difference Result 606 states and 743 transitions. [2018-04-13 14:28:09,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2018-04-13 14:28:09,550 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 230 [2018-04-13 14:28:09,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:09,551 INFO L225 Difference]: With dead ends: 606 [2018-04-13 14:28:09,551 INFO L226 Difference]: Without dead ends: 599 [2018-04-13 14:28:09,552 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1331 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3193, Invalid=8363, Unknown=0, NotChecked=0, Total=11556 [2018-04-13 14:28:09,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2018-04-13 14:28:09,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 463. [2018-04-13 14:28:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-04-13 14:28:09,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 617 transitions. [2018-04-13 14:28:09,556 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 617 transitions. Word has length 230 [2018-04-13 14:28:09,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:09,557 INFO L459 AbstractCegarLoop]: Abstraction has 463 states and 617 transitions. [2018-04-13 14:28:09,557 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-04-13 14:28:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 617 transitions. [2018-04-13 14:28:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-04-13 14:28:09,558 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:09,558 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] [2018-04-13 14:28:09,558 INFO L408 AbstractCegarLoop]: === Iteration 63 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:09,558 INFO L82 PathProgramCache]: Analyzing trace with hash -2017164739, 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 [2018-04-13 14:28:09,564 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:10,910 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:10,910 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [60] total 60 [2018-04-13 14:28:10,910 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:10,910 INFO L182 omatonBuilderFactory]: Interpolants [86789#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 86788#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 86559#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86558#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86845#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 86844#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 86847#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 86846#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 86593#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 86849#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 86848#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 86851#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 86850#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 86853#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 86852#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 86855#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 86726#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 86854#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 86857#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 86856#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 86859#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 86858#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 86861#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 86860#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 86863#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 86862#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 86865#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 86864#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 86355#false, 86867#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 86354#true, 86866#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 86869#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 86868#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 86871#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 86870#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 86873#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 86872#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 86875#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 86874#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 86877#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 86876#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 86879#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 86878#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 86881#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 86880#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 86883#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 86882#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 86885#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 86884#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 86887#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 86886#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 86889#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 86888#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 86891#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 86890#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 86893#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 86892#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 86895#(not (= 119 |#Ultimate.C_memset_#amount|)), 86894#(<= |#Ultimate.C_memset_#t~loopctr38| 49)] [2018-04-13 14:28:10,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4720 backedges. 2315 proven. 1225 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:10,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 60 states [2018-04-13 14:28:10,911 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2018-04-13 14:28:10,911 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1345, Invalid=2195, Unknown=0, NotChecked=0, Total=3540 [2018-04-13 14:28:10,911 INFO L87 Difference]: Start difference. First operand 463 states and 617 transitions. Second operand 60 states. [2018-04-13 14:28:13,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:13,865 INFO L93 Difference]: Finished difference Result 609 states and 747 transitions. [2018-04-13 14:28:13,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-04-13 14:28:13,865 INFO L78 Accepts]: Start accepts. Automaton has 60 states. Word has length 231 [2018-04-13 14:28:13,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:13,866 INFO L225 Difference]: With dead ends: 609 [2018-04-13 14:28:13,866 INFO L226 Difference]: Without dead ends: 602 [2018-04-13 14:28:13,867 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3331, Invalid=8659, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 14:28:13,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2018-04-13 14:28:13,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 464. [2018-04-13 14:28:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2018-04-13 14:28:13,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 619 transitions. [2018-04-13 14:28:13,872 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 619 transitions. Word has length 231 [2018-04-13 14:28:13,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:13,873 INFO L459 AbstractCegarLoop]: Abstraction has 464 states and 619 transitions. [2018-04-13 14:28:13,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states. [2018-04-13 14:28:13,873 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 619 transitions. [2018-04-13 14:28:13,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-04-13 14:28:13,874 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:13,874 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] [2018-04-13 14:28:13,874 INFO L408 AbstractCegarLoop]: === Iteration 64 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:13,874 INFO L82 PathProgramCache]: Analyzing trace with hash -345002104, 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 [2018-04-13 14:28:13,877 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:15,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:15,199 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:15,199 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [61] total 61 [2018-04-13 14:28:15,199 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:15,200 INFO L182 omatonBuilderFactory]: Interpolants [88577#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 88576#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 88579#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 88578#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 88069#true, 88581#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 88580#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 88583#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 88070#false, 88582#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 88585#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 88584#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 88587#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 88586#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 88589#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 88588#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 88591#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 88590#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 88593#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 88592#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 88595#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 88594#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 88597#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 88596#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 88599#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 88598#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 88601#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 88600#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 88603#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 88602#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 88605#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 88604#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 88607#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 88606#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 88609#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 88608#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 88611#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 88610#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 88613#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 88612#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 88614#(not (= 119 |#Ultimate.C_memset_#amount|)), 88505#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 88506#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 88275#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88274#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88563#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 88562#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 88309#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 88565#(= |#Ultimate.C_memset_#t~loopctr38| 2), 88564#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 88567#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 88566#(= |#Ultimate.C_memset_#t~loopctr38| 3), 88569#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 88568#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 88571#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 88442#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 88570#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 88573#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 88572#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 88575#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 88574#(<= |#Ultimate.C_memset_#t~loopctr38| 11)] [2018-04-13 14:28:15,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4815 backedges. 2360 proven. 1275 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:15,200 INFO L442 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-04-13 14:28:15,200 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-04-13 14:28:15,200 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1391, Invalid=2269, Unknown=0, NotChecked=0, Total=3660 [2018-04-13 14:28:15,201 INFO L87 Difference]: Start difference. First operand 464 states and 619 transitions. Second operand 61 states. [2018-04-13 14:28:17,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:17,876 INFO L93 Difference]: Finished difference Result 612 states and 751 transitions. [2018-04-13 14:28:17,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2018-04-13 14:28:17,876 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 232 [2018-04-13 14:28:17,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:17,877 INFO L225 Difference]: With dead ends: 612 [2018-04-13 14:28:17,877 INFO L226 Difference]: Without dead ends: 605 [2018-04-13 14:28:17,877 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1433 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3463, Invalid=8969, Unknown=0, NotChecked=0, Total=12432 [2018-04-13 14:28:17,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states. [2018-04-13 14:28:17,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 465. [2018-04-13 14:28:17,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 465 states. [2018-04-13 14:28:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 621 transitions. [2018-04-13 14:28:17,881 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 621 transitions. Word has length 232 [2018-04-13 14:28:17,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:17,881 INFO L459 AbstractCegarLoop]: Abstraction has 465 states and 621 transitions. [2018-04-13 14:28:17,881 INFO L460 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-04-13 14:28:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 621 transitions. [2018-04-13 14:28:17,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-04-13 14:28:17,882 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:17,882 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] [2018-04-13 14:28:17,882 INFO L408 AbstractCegarLoop]: === Iteration 65 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:17,882 INFO L82 PathProgramCache]: Analyzing trace with hash -47567971, 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 [2018-04-13 14:28:17,884 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:19,191 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:19,191 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62] total 62 [2018-04-13 14:28:19,191 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:19,191 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:19,191 INFO L182 omatonBuilderFactory]: Interpolants [90001#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90000#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90035#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 90291#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 90290#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 90293#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 90292#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 90295#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 90294#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 90297#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 90168#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 90296#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 90299#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 90298#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 90301#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 90300#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 90303#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 90302#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 90305#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 90304#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 89795#false, 90307#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 89794#true, 90306#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 90309#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 90308#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 90311#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 90310#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 90313#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 90312#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 90315#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 90314#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 90317#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 90316#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 90319#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 90318#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 90321#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 90320#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 90323#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 90322#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 90325#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 90324#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 90327#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 90326#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 90329#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 90328#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 90331#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 90330#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 90333#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 90332#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 90335#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 90334#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 90337#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 90336#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 90339#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 90338#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 90341#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 90340#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 90343#(not (= 119 |#Ultimate.C_memset_#amount|)), 90342#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 90233#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 90232#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:28:19,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4911 backedges. 2405 proven. 1326 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:19,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-04-13 14:28:19,192 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-04-13 14:28:19,192 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1450, Invalid=2332, Unknown=0, NotChecked=0, Total=3782 [2018-04-13 14:28:19,192 INFO L87 Difference]: Start difference. First operand 465 states and 621 transitions. Second operand 62 states. [2018-04-13 14:28:22,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:22,195 INFO L93 Difference]: Finished difference Result 615 states and 755 transitions. [2018-04-13 14:28:22,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2018-04-13 14:28:22,195 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 233 [2018-04-13 14:28:22,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:22,196 INFO L225 Difference]: With dead ends: 615 [2018-04-13 14:28:22,196 INFO L226 Difference]: Without dead ends: 608 [2018-04-13 14:28:22,197 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1490 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3616, Invalid=9266, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 14:28:22,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2018-04-13 14:28:22,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 466. [2018-04-13 14:28:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 466 states. [2018-04-13 14:28:22,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 466 states and 623 transitions. [2018-04-13 14:28:22,200 INFO L78 Accepts]: Start accepts. Automaton has 466 states and 623 transitions. Word has length 233 [2018-04-13 14:28:22,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:22,200 INFO L459 AbstractCegarLoop]: Abstraction has 466 states and 623 transitions. [2018-04-13 14:28:22,201 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-04-13 14:28:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 623 transitions. [2018-04-13 14:28:22,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-04-13 14:28:22,201 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:22,201 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] [2018-04-13 14:28:22,201 INFO L408 AbstractCegarLoop]: === Iteration 66 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:22,201 INFO L82 PathProgramCache]: Analyzing trace with hash 582955560, 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 [2018-04-13 14:28:22,203 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:23,549 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:23,550 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [63] total 63 [2018-04-13 14:28:23,550 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:23,550 INFO L182 omatonBuilderFactory]: Interpolants [92033#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 91904#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 92032#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 92035#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 92034#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 92037#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 92036#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 92039#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 92038#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 91529#true, 92041#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 92040#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 92043#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 91530#false, 92042#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 92045#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 92044#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 92047#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 92046#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 92049#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 92048#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 92051#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 92050#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 92053#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 92052#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 92055#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 92054#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 92057#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 92056#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 92059#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 92058#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 92061#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 92060#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 92063#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 92062#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 92065#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 92064#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 92067#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 92066#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 92069#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 92068#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 92071#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 92070#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 92073#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 92072#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 92075#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 92074#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 92077#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 92076#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 92079#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 92078#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 92081#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 92080#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 92082#(not (= 119 |#Ultimate.C_memset_#amount|)), 91969#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 91970#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 91737#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91736#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 91771#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 92029#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 92028#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 92031#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 92030#(<= |#Ultimate.C_memset_#t~loopctr38| 1)] [2018-04-13 14:28:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 5008 backedges. 2450 proven. 1378 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:23,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 63 states [2018-04-13 14:28:23,551 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2018-04-13 14:28:23,551 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1504, Invalid=2402, Unknown=0, NotChecked=0, Total=3906 [2018-04-13 14:28:23,551 INFO L87 Difference]: Start difference. First operand 466 states and 623 transitions. Second operand 63 states. [2018-04-13 14:28:26,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:26,572 INFO L93 Difference]: Finished difference Result 618 states and 759 transitions. [2018-04-13 14:28:26,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2018-04-13 14:28:26,573 INFO L78 Accepts]: Start accepts. Automaton has 63 states. Word has length 234 [2018-04-13 14:28:26,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:26,573 INFO L225 Difference]: With dead ends: 618 [2018-04-13 14:28:26,573 INFO L226 Difference]: Without dead ends: 611 [2018-04-13 14:28:26,574 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1545 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=3763, Invalid=9577, Unknown=0, NotChecked=0, Total=13340 [2018-04-13 14:28:26,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2018-04-13 14:28:26,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 467. [2018-04-13 14:28:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2018-04-13 14:28:26,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 625 transitions. [2018-04-13 14:28:26,577 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 625 transitions. Word has length 234 [2018-04-13 14:28:26,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:26,578 INFO L459 AbstractCegarLoop]: Abstraction has 467 states and 625 transitions. [2018-04-13 14:28:26,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 63 states. [2018-04-13 14:28:26,578 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 625 transitions. [2018-04-13 14:28:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-04-13 14:28:26,578 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:26,578 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] [2018-04-13 14:28:26,578 INFO L408 AbstractCegarLoop]: === Iteration 67 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:26,578 INFO L82 PathProgramCache]: Analyzing trace with hash -1345651459, 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 [2018-04-13 14:28:26,580 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:27,968 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:27,985 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:27,985 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64] total 64 [2018-04-13 14:28:27,985 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:27,986 INFO L182 omatonBuilderFactory]: Interpolants [93825#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 93824#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 93827#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 93826#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 93829#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 93828#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 93831#(not (= 119 |#Ultimate.C_memset_#amount|)), 93830#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 93717#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 93716#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 93483#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93482#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93517#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 93777#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 93776#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 93779#(= |#Ultimate.C_memset_#t~loopctr38| 2), 93650#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 93778#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 93781#(= 4 |#Ultimate.C_memset_#t~loopctr38|), 93780#(= |#Ultimate.C_memset_#t~loopctr38| 3), 93783#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 93782#(= |#Ultimate.C_memset_#t~loopctr38| 5), 93785#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 93784#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 93275#false, 93787#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 93274#true, 93786#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 93789#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 93788#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 93791#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 93790#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 93793#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 93792#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 93795#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 93794#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 93797#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 93796#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 93799#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 93798#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 93801#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 93800#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 93803#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 93802#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 93805#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 93804#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 93807#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 93806#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 93809#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 93808#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 93811#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 93810#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 93813#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 93812#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 93815#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 93814#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 93817#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 93816#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 93819#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 93818#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 93821#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 93820#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 93823#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 93822#(<= |#Ultimate.C_memset_#t~loopctr38| 45)] [2018-04-13 14:28:27,986 INFO L134 CoverageAnalysis]: Checked inductivity of 5106 backedges. 2495 proven. 1431 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:27,986 INFO L442 AbstractCegarLoop]: Interpolant automaton has 64 states [2018-04-13 14:28:27,986 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2018-04-13 14:28:27,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1544, Invalid=2488, Unknown=0, NotChecked=0, Total=4032 [2018-04-13 14:28:27,987 INFO L87 Difference]: Start difference. First operand 467 states and 625 transitions. Second operand 64 states. [2018-04-13 14:28:30,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:30,210 INFO L93 Difference]: Finished difference Result 621 states and 763 transitions. [2018-04-13 14:28:30,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2018-04-13 14:28:30,210 INFO L78 Accepts]: Start accepts. Automaton has 64 states. Word has length 235 [2018-04-13 14:28:30,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:30,211 INFO L225 Difference]: With dead ends: 621 [2018-04-13 14:28:30,211 INFO L226 Difference]: Without dead ends: 614 [2018-04-13 14:28:30,212 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1596 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=3893, Invalid=9913, Unknown=0, NotChecked=0, Total=13806 [2018-04-13 14:28:30,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2018-04-13 14:28:30,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 468. [2018-04-13 14:28:30,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-04-13 14:28:30,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 627 transitions. [2018-04-13 14:28:30,216 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 627 transitions. Word has length 235 [2018-04-13 14:28:30,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:30,216 INFO L459 AbstractCegarLoop]: Abstraction has 468 states and 627 transitions. [2018-04-13 14:28:30,216 INFO L460 AbstractCegarLoop]: Interpolant automaton has 64 states. [2018-04-13 14:28:30,216 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 627 transitions. [2018-04-13 14:28:30,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-04-13 14:28:30,217 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:30,217 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] [2018-04-13 14:28:30,217 INFO L408 AbstractCegarLoop]: === Iteration 68 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:30,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1002926904, 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 [2018-04-13 14:28:30,219 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:30,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:31,649 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:31,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:31,667 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2018-04-13 14:28:31,667 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:31,668 INFO L182 omatonBuilderFactory]: Interpolants [95239#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95238#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95273#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 95535#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 95406#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 95534#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 95537#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 95536#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 95539#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 95538#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 95029#true, 95541#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 95540#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 95543#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 95030#false, 95542#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 95545#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 95544#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 95547#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 95546#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 95549#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 95548#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 95551#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 95550#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 95553#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 95552#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 95555#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 95554#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 95557#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 95556#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 95559#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 95558#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 95561#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 95560#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 95563#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 95562#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 95565#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 95564#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 95567#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 95566#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 95569#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 95568#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 95571#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 95570#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 95573#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 95572#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 95575#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 95574#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 95577#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 95576#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 95579#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 95578#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 95581#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 95580#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 95583#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 95582#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 95585#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 95584#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 95587#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 95586#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 95589#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 95588#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 95590#(not (= 119 |#Ultimate.C_memset_#amount|)), 95473#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 95474#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 14:28:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5205 backedges. 2540 proven. 1485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:31,668 INFO L442 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-04-13 14:28:31,668 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-04-13 14:28:31,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1615, Invalid=2545, Unknown=0, NotChecked=0, Total=4160 [2018-04-13 14:28:31,669 INFO L87 Difference]: Start difference. First operand 468 states and 627 transitions. Second operand 65 states. [2018-04-13 14:28:34,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:34,858 INFO L93 Difference]: Finished difference Result 624 states and 767 transitions. [2018-04-13 14:28:34,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2018-04-13 14:28:34,859 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 236 [2018-04-13 14:28:34,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:34,860 INFO L225 Difference]: With dead ends: 624 [2018-04-13 14:28:34,860 INFO L226 Difference]: Without dead ends: 617 [2018-04-13 14:28:34,860 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1658 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=4066, Invalid=10214, Unknown=0, NotChecked=0, Total=14280 [2018-04-13 14:28:34,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2018-04-13 14:28:34,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 469. [2018-04-13 14:28:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 469 states. [2018-04-13 14:28:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 629 transitions. [2018-04-13 14:28:34,873 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 629 transitions. Word has length 236 [2018-04-13 14:28:34,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:34,873 INFO L459 AbstractCegarLoop]: Abstraction has 469 states and 629 transitions. [2018-04-13 14:28:34,873 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-04-13 14:28:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 629 transitions. [2018-04-13 14:28:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-04-13 14:28:34,874 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:34,874 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] [2018-04-13 14:28:34,874 INFO L408 AbstractCegarLoop]: === Iteration 69 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:34,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1031599709, 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 [2018-04-13 14:28:34,876 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:36,353 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:36,370 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:36,370 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [66] total 66 [2018-04-13 14:28:36,371 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:36,371 INFO L182 omatonBuilderFactory]: Interpolants [97039#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 97172#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 97303#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 97302#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 97305#(= |#Ultimate.C_memset_#t~loopctr38| 2), 97304#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 96795#false, 97307#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 96794#true, 97306#(= |#Ultimate.C_memset_#t~loopctr38| 3), 97309#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 97308#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 97311#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 97310#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 97313#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 97312#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 97315#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 97314#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 97317#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 97316#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 97319#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 97318#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 97321#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 97320#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 97323#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 97322#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 97325#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 97324#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 97327#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 97326#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 97329#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 97328#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 97331#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 97330#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 97333#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 97332#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 97335#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 97334#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 97337#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 97336#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 97339#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 97338#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 97341#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 97340#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 97343#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 97342#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 97345#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 97344#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 97347#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 97346#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 97349#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 97348#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 97351#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 97350#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 97353#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 97352#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 97355#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 97354#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 97357#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 97356#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 97359#(not (= 119 |#Ultimate.C_memset_#amount|)), 97358#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 97241#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 97240#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 97005#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 97004#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:28:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5305 backedges. 2585 proven. 1540 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:36,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-04-13 14:28:36,372 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-04-13 14:28:36,372 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1666, Invalid=2624, Unknown=0, NotChecked=0, Total=4290 [2018-04-13 14:28:36,372 INFO L87 Difference]: Start difference. First operand 469 states and 629 transitions. Second operand 66 states. [2018-04-13 14:28:39,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:39,642 INFO L93 Difference]: Finished difference Result 627 states and 771 transitions. [2018-04-13 14:28:39,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2018-04-13 14:28:39,642 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 237 [2018-04-13 14:28:39,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:39,643 INFO L225 Difference]: With dead ends: 627 [2018-04-13 14:28:39,643 INFO L226 Difference]: Without dead ends: 620 [2018-04-13 14:28:39,644 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1713 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=4213, Invalid=10549, Unknown=0, NotChecked=0, Total=14762 [2018-04-13 14:28:39,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2018-04-13 14:28:39,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 470. [2018-04-13 14:28:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2018-04-13 14:28:39,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 631 transitions. [2018-04-13 14:28:39,647 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 631 transitions. Word has length 237 [2018-04-13 14:28:39,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:39,647 INFO L459 AbstractCegarLoop]: Abstraction has 470 states and 631 transitions. [2018-04-13 14:28:39,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-04-13 14:28:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 631 transitions. [2018-04-13 14:28:39,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-04-13 14:28:39,648 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:39,648 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] [2018-04-13 14:28:39,648 INFO L408 AbstractCegarLoop]: === Iteration 70 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:39,648 INFO L82 PathProgramCache]: Analyzing trace with hash -322584728, 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 [2018-04-13 14:28:39,651 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:41,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:41,122 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:41,132 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2018-04-13 14:28:41,132 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:41,133 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:41,133 INFO L182 omatonBuilderFactory]: Interpolants [98948#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 98569#true, 99081#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 99080#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 99083#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 98570#false, 99082#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 99085#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 99084#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 99087#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 99086#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 99089#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 99088#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 99091#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 99090#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 99093#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 99092#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 99095#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 99094#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 99097#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 99096#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 99099#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 99098#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 99101#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 99100#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 99103#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 99102#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 99105#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 99104#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 99107#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 99106#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 99109#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 99108#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 99111#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 99110#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 99113#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 99112#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 99115#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 99114#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 99117#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 99116#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 99119#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 99118#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 99121#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 99120#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 99123#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 99122#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 99125#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 99124#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 99127#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 99126#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 99129#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 99128#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 99131#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 99130#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 99133#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 99132#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 99135#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 99134#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 99137#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 99136#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 99138#(not (= 119 |#Ultimate.C_memset_#amount|)), 99017#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 99018#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 98781#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 98780#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 98815#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:28:41,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5406 backedges. 2630 proven. 1596 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:41,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-04-13 14:28:41,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-04-13 14:28:41,134 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1730, Invalid=2692, Unknown=0, NotChecked=0, Total=4422 [2018-04-13 14:28:41,134 INFO L87 Difference]: Start difference. First operand 470 states and 631 transitions. Second operand 67 states. [2018-04-13 14:28:44,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:44,591 INFO L93 Difference]: Finished difference Result 630 states and 775 transitions. [2018-04-13 14:28:44,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2018-04-13 14:28:44,591 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 238 [2018-04-13 14:28:44,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:44,592 INFO L225 Difference]: With dead ends: 630 [2018-04-13 14:28:44,592 INFO L226 Difference]: Without dead ends: 623 [2018-04-13 14:28:44,592 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1775 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4381, Invalid=10871, Unknown=0, NotChecked=0, Total=15252 [2018-04-13 14:28:44,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2018-04-13 14:28:44,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 471. [2018-04-13 14:28:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2018-04-13 14:28:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 633 transitions. [2018-04-13 14:28:44,596 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 633 transitions. Word has length 238 [2018-04-13 14:28:44,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:44,596 INFO L459 AbstractCegarLoop]: Abstraction has 471 states and 633 transitions. [2018-04-13 14:28:44,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-04-13 14:28:44,596 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 633 transitions. [2018-04-13 14:28:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-04-13 14:28:44,596 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:44,597 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] [2018-04-13 14:28:44,597 INFO L408 AbstractCegarLoop]: === Iteration 71 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:44,597 INFO L82 PathProgramCache]: Analyzing trace with hash 647370685, 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 [2018-04-13 14:28:44,599 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:46,170 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:46,182 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68] total 68 [2018-04-13 14:28:46,182 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:46,183 INFO L182 omatonBuilderFactory]: Interpolants [100355#false, 100354#true, 100869#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 100868#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 100871#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 100870#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 100873#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 100872#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 100875#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 100874#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 100877#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 100876#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 100879#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 100878#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 100881#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 100880#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 100883#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 100882#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 100885#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 100884#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 100887#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 100886#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 100889#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 100888#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 100891#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 100890#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 100893#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 100892#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 100895#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 100894#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 100897#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 100896#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 100899#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 100898#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 100901#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 100900#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 100903#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 100902#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 100905#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 100904#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 100907#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 100906#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 100909#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 100908#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 100911#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 100910#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 100913#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 100912#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 100915#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 100914#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 100917#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 100916#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 100919#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 100918#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 100921#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 100920#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 100923#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 100922#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 100925#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 100924#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 100927#(not (= |#Ultimate.C_memset_#amount| 119)), 100926#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 100805#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 100804#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 100567#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100566#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100601#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 100734#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:28:46,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5508 backedges. 2675 proven. 1653 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:46,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 68 states [2018-04-13 14:28:46,183 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2018-04-13 14:28:46,184 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1789, Invalid=2767, Unknown=0, NotChecked=0, Total=4556 [2018-04-13 14:28:46,184 INFO L87 Difference]: Start difference. First operand 471 states and 633 transitions. Second operand 68 states. [2018-04-13 14:28:49,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:49,551 INFO L93 Difference]: Finished difference Result 633 states and 779 transitions. [2018-04-13 14:28:49,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-04-13 14:28:49,551 INFO L78 Accepts]: Start accepts. Automaton has 68 states. Word has length 239 [2018-04-13 14:28:49,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:49,552 INFO L225 Difference]: With dead ends: 633 [2018-04-13 14:28:49,552 INFO L226 Difference]: Without dead ends: 626 [2018-04-13 14:28:49,553 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1835 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=4543, Invalid=11207, Unknown=0, NotChecked=0, Total=15750 [2018-04-13 14:28:49,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2018-04-13 14:28:49,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 472. [2018-04-13 14:28:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2018-04-13 14:28:49,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 635 transitions. [2018-04-13 14:28:49,557 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 635 transitions. Word has length 239 [2018-04-13 14:28:49,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:49,557 INFO L459 AbstractCegarLoop]: Abstraction has 472 states and 635 transitions. [2018-04-13 14:28:49,557 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states. [2018-04-13 14:28:49,557 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 635 transitions. [2018-04-13 14:28:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-04-13 14:28:49,557 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:49,558 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] [2018-04-13 14:28:49,558 INFO L408 AbstractCegarLoop]: === Iteration 72 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:49,558 INFO L82 PathProgramCache]: Analyzing trace with hash 651217416, 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 [2018-04-13 14:28:49,560 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:51,132 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:51,132 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [69] total 69 [2018-04-13 14:28:51,132 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:51,133 INFO L182 omatonBuilderFactory]: Interpolants [102530#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 102149#true, 102150#false, 102667#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 102666#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 102669#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 102668#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 102671#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 102670#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 102673#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 102672#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 102675#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 102674#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 102677#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 102676#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 102679#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 102678#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 102681#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 102680#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 102683#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 102682#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 102685#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 102684#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 102687#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 102686#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 102689#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 102688#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 102691#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 102690#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 102693#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 102692#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 102695#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 102694#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 102697#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 102696#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 102699#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 102698#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 102701#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 102700#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 102703#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 102702#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 102705#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 102704#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 102707#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 102706#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 102709#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 102708#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 102711#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 102710#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 102713#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 102712#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 102715#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 102714#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 102717#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 102716#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 102719#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 102718#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 102721#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 102720#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 102723#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 102722#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 102725#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 102724#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 102726#(not (= 119 |#Ultimate.C_memset_#amount|)), 102601#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 102602#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 102363#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 102362#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 102397#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:28:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5611 backedges. 2720 proven. 1711 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:51,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 69 states [2018-04-13 14:28:51,133 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2018-04-13 14:28:51,134 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1849, Invalid=2843, Unknown=0, NotChecked=0, Total=4692 [2018-04-13 14:28:51,134 INFO L87 Difference]: Start difference. First operand 472 states and 635 transitions. Second operand 69 states. [2018-04-13 14:28:54,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:54,574 INFO L93 Difference]: Finished difference Result 636 states and 783 transitions. [2018-04-13 14:28:54,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2018-04-13 14:28:54,574 INFO L78 Accepts]: Start accepts. Automaton has 69 states. Word has length 240 [2018-04-13 14:28:54,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:54,575 INFO L225 Difference]: With dead ends: 636 [2018-04-13 14:28:54,575 INFO L226 Difference]: Without dead ends: 629 [2018-04-13 14:28:54,576 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1896 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4708, Invalid=11548, Unknown=0, NotChecked=0, Total=16256 [2018-04-13 14:28:54,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2018-04-13 14:28:54,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 473. [2018-04-13 14:28:54,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-04-13 14:28:54,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 637 transitions. [2018-04-13 14:28:54,579 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 637 transitions. Word has length 240 [2018-04-13 14:28:54,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:54,580 INFO L459 AbstractCegarLoop]: Abstraction has 473 states and 637 transitions. [2018-04-13 14:28:54,580 INFO L460 AbstractCegarLoop]: Interpolant automaton has 69 states. [2018-04-13 14:28:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 637 transitions. [2018-04-13 14:28:54,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-04-13 14:28:54,580 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:54,580 INFO L355 BasicCegarLoop]: trace histogram [99, 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] [2018-04-13 14:28:54,580 INFO L408 AbstractCegarLoop]: === Iteration 73 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:54,580 INFO L82 PathProgramCache]: Analyzing trace with hash 770466077, now seen corresponding path program 60 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:28:54,590 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2765 proven. 1770 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:56,178 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:28:56,178 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [70] total 70 [2018-04-13 14:28:56,178 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:28:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:28:56,179 INFO L182 omatonBuilderFactory]: Interpolants [104203#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 104336#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 103955#false, 103954#true, 104475#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 104474#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 104477#(= |#Ultimate.C_memset_#t~loopctr38| 2), 104476#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 104479#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 104478#(= |#Ultimate.C_memset_#t~loopctr38| 3), 104481#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 104480#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 104483#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 104482#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 104485#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 104484#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 104487#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 104486#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 104489#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 104488#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 104491#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 104490#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 104493#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 104492#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 104495#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 104494#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 104497#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 104496#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 104499#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 104498#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 104501#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 104500#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 104503#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 104502#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 104505#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 104504#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 104507#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 104506#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 104509#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 104508#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 104511#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 104510#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 104513#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 104512#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 104515#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 104514#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 104517#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 104516#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 104519#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 104518#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 104521#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 104520#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 104523#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 104522#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 104525#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 104524#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 104527#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 104526#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 104529#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 104528#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 104531#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 104530#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 104533#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 104532#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 104535#(not (= 119 |#Ultimate.C_memset_#amount|)), 104534#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 104409#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 104408#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 104169#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 104168#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:28:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 5715 backedges. 2765 proven. 1770 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:28:56,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 70 states [2018-04-13 14:28:56,179 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2018-04-13 14:28:56,180 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1904, Invalid=2926, Unknown=0, NotChecked=0, Total=4830 [2018-04-13 14:28:56,180 INFO L87 Difference]: Start difference. First operand 473 states and 637 transitions. Second operand 70 states. [2018-04-13 14:28:59,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:28:59,755 INFO L93 Difference]: Finished difference Result 639 states and 787 transitions. [2018-04-13 14:28:59,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2018-04-13 14:28:59,781 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 241 [2018-04-13 14:28:59,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:28:59,782 INFO L225 Difference]: With dead ends: 639 [2018-04-13 14:28:59,782 INFO L226 Difference]: Without dead ends: 632 [2018-04-13 14:28:59,783 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1955 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=4867, Invalid=11903, Unknown=0, NotChecked=0, Total=16770 [2018-04-13 14:28:59,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2018-04-13 14:28:59,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 474. [2018-04-13 14:28:59,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2018-04-13 14:28:59,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 639 transitions. [2018-04-13 14:28:59,786 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 639 transitions. Word has length 241 [2018-04-13 14:28:59,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:28:59,786 INFO L459 AbstractCegarLoop]: Abstraction has 474 states and 639 transitions. [2018-04-13 14:28:59,787 INFO L460 AbstractCegarLoop]: Interpolant automaton has 70 states. [2018-04-13 14:28:59,787 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 639 transitions. [2018-04-13 14:28:59,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-04-13 14:28:59,787 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:28:59,787 INFO L355 BasicCegarLoop]: trace histogram [100, 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] [2018-04-13 14:28:59,787 INFO L408 AbstractCegarLoop]: === Iteration 74 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:28:59,787 INFO L82 PathProgramCache]: Analyzing trace with hash 172207272, now seen corresponding path program 61 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:28:59,790 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:28:59,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:28:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 1830 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:01,662 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:01,662 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [71] total 71 [2018-04-13 14:29:01,662 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:01,663 INFO L182 omatonBuilderFactory]: Interpolants [105985#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 105984#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 106019#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 105769#true, 106152#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 105770#false, 106293#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 106292#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 106295#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 106294#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 106297#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 106296#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 106299#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 106298#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 106301#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 106300#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 106303#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 106302#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 106305#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 106304#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 106307#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 106306#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 106309#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 106308#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 106311#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 106310#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 106313#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 106312#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 106315#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 106314#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 106317#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 106316#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 106319#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 106318#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 106321#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 106320#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 106323#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 106322#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 106325#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 106324#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 106327#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 106326#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 106329#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 106328#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 106331#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 106330#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 106333#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 106332#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 106335#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 106334#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 106337#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 106336#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 106339#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 106338#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 106341#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 106340#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 106343#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 106342#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 106345#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 106344#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 106347#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 106346#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 106349#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 106348#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 106351#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 106350#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 106353#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 106225#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 106352#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 106226#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 106354#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:29:01,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5820 backedges. 2810 proven. 1830 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:01,663 INFO L442 AbstractCegarLoop]: Interpolant automaton has 71 states [2018-04-13 14:29:01,664 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2018-04-13 14:29:01,664 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1972, Invalid=2998, Unknown=0, NotChecked=0, Total=4970 [2018-04-13 14:29:01,664 INFO L87 Difference]: Start difference. First operand 474 states and 639 transitions. Second operand 71 states. [2018-04-13 14:29:05,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:05,321 INFO L93 Difference]: Finished difference Result 642 states and 791 transitions. [2018-04-13 14:29:05,321 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2018-04-13 14:29:05,321 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 242 [2018-04-13 14:29:05,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:05,322 INFO L225 Difference]: With dead ends: 642 [2018-04-13 14:29:05,322 INFO L226 Difference]: Without dead ends: 635 [2018-04-13 14:29:05,323 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2021 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=5047, Invalid=12245, Unknown=0, NotChecked=0, Total=17292 [2018-04-13 14:29:05,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 635 states. [2018-04-13 14:29:05,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 635 to 475. [2018-04-13 14:29:05,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2018-04-13 14:29:05,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 641 transitions. [2018-04-13 14:29:05,326 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 641 transitions. Word has length 242 [2018-04-13 14:29:05,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:05,327 INFO L459 AbstractCegarLoop]: Abstraction has 475 states and 641 transitions. [2018-04-13 14:29:05,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states. [2018-04-13 14:29:05,327 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 641 transitions. [2018-04-13 14:29:05,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-04-13 14:29:05,327 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:05,327 INFO L355 BasicCegarLoop]: trace histogram [101, 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] [2018-04-13 14:29:05,327 INFO L408 AbstractCegarLoop]: === Iteration 75 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:05,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1193946499, now seen corresponding path program 62 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:05,330 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:05,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2855 proven. 1891 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:06,999 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:07,000 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [72] total 72 [2018-04-13 14:29:07,000 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:07,000 INFO L182 omatonBuilderFactory]: Interpolants [108161#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 108160#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 108163#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 108162#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 108165#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 108164#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 108167#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 108166#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 108169#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 108168#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 108171#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 108170#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 108173#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 108172#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 108175#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 108174#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 108177#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 108176#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 108179#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 108178#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 108053#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 108181#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 108180#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 108052#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 108183#(not (= |#Ultimate.C_memset_#amount| 119)), 108182#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 107811#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 107810#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 107845#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 107595#false, 107594#true, 107978#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 108121#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 108120#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 108123#(= |#Ultimate.C_memset_#t~loopctr38| 2), 108122#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 108125#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 108124#(= 3 |#Ultimate.C_memset_#t~loopctr38|), 108127#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 108126#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 108129#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 108128#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 108131#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 108130#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 108133#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 108132#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 108135#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 108134#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 108137#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 108136#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 108139#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 108138#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 108141#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 108140#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 108143#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 108142#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 108145#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 108144#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 108147#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 108146#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 108149#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 108148#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 108151#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 108150#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 108153#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 108152#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 108155#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 108154#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 108157#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 108156#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 108159#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 108158#(<= |#Ultimate.C_memset_#t~loopctr38| 37)] [2018-04-13 14:29:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 5926 backedges. 2855 proven. 1891 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:07,000 INFO L442 AbstractCegarLoop]: Interpolant automaton has 72 states [2018-04-13 14:29:07,001 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2018-04-13 14:29:07,001 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2029, Invalid=3083, Unknown=0, NotChecked=0, Total=5112 [2018-04-13 14:29:07,001 INFO L87 Difference]: Start difference. First operand 475 states and 641 transitions. Second operand 72 states. [2018-04-13 14:29:09,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:09,846 INFO L93 Difference]: Finished difference Result 645 states and 795 transitions. [2018-04-13 14:29:09,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2018-04-13 14:29:09,846 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 243 [2018-04-13 14:29:09,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:09,847 INFO L225 Difference]: With dead ends: 645 [2018-04-13 14:29:09,847 INFO L226 Difference]: Without dead ends: 638 [2018-04-13 14:29:09,848 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2082 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=5212, Invalid=12610, Unknown=0, NotChecked=0, Total=17822 [2018-04-13 14:29:09,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2018-04-13 14:29:09,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 476. [2018-04-13 14:29:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2018-04-13 14:29:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 643 transitions. [2018-04-13 14:29:09,852 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 643 transitions. Word has length 243 [2018-04-13 14:29:09,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:09,852 INFO L459 AbstractCegarLoop]: Abstraction has 476 states and 643 transitions. [2018-04-13 14:29:09,852 INFO L460 AbstractCegarLoop]: Interpolant automaton has 72 states. [2018-04-13 14:29:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 643 transitions. [2018-04-13 14:29:09,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-04-13 14:29:09,853 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:09,853 INFO L355 BasicCegarLoop]: trace histogram [102, 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] [2018-04-13 14:29:09,853 INFO L408 AbstractCegarLoop]: === Iteration 76 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:09,853 INFO L82 PathProgramCache]: Analyzing trace with hash -595040440, now seen corresponding path program 63 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:09,855 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 2900 proven. 1953 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:11,655 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:11,655 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [73] total 73 [2018-04-13 14:29:11,655 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:11,656 INFO L182 omatonBuilderFactory]: Interpolants [109959#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 109958#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 109961#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 109960#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 109963#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 109962#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 109965#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 109964#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 109967#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 109966#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 109969#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 109968#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 109971#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 109970#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 109973#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 109972#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 109975#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 109974#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 109977#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 109976#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 109979#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 109978#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 109981#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 109980#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 109983#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 109982#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 109985#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 109984#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 109987#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 109986#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 109989#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 109988#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 109991#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 109990#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 109993#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 109992#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 109995#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 109994#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 109997#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 109996#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 109999#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 109998#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 110001#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 110000#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 110003#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 110002#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 110005#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 110004#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 110007#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 110006#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 110009#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 110008#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 110011#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 110010#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 110013#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 110012#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 110015#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 110014#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 110017#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 109889#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 110016#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 110019#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 109890#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 110018#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 110021#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 110020#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 110022#(not (= 119 |#Ultimate.C_memset_#amount|)), 109647#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109646#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109681#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 109429#true, 109430#false, 109814#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:29:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6033 backedges. 2900 proven. 1953 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:11,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 73 states [2018-04-13 14:29:11,656 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2018-04-13 14:29:11,656 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2099, Invalid=3157, Unknown=0, NotChecked=0, Total=5256 [2018-04-13 14:29:11,657 INFO L87 Difference]: Start difference. First operand 476 states and 643 transitions. Second operand 73 states. [2018-04-13 14:29:15,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:15,320 INFO L93 Difference]: Finished difference Result 648 states and 799 transitions. [2018-04-13 14:29:15,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2018-04-13 14:29:15,384 INFO L78 Accepts]: Start accepts. Automaton has 73 states. Word has length 244 [2018-04-13 14:29:15,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:15,385 INFO L225 Difference]: With dead ends: 648 [2018-04-13 14:29:15,385 INFO L226 Difference]: Without dead ends: 641 [2018-04-13 14:29:15,386 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2150 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=5398, Invalid=12962, Unknown=0, NotChecked=0, Total=18360 [2018-04-13 14:29:15,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2018-04-13 14:29:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 477. [2018-04-13 14:29:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-04-13 14:29:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 645 transitions. [2018-04-13 14:29:15,389 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 645 transitions. Word has length 244 [2018-04-13 14:29:15,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:15,389 INFO L459 AbstractCegarLoop]: Abstraction has 477 states and 645 transitions. [2018-04-13 14:29:15,390 INFO L460 AbstractCegarLoop]: Interpolant automaton has 73 states. [2018-04-13 14:29:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 645 transitions. [2018-04-13 14:29:15,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-04-13 14:29:15,390 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:15,390 INFO L355 BasicCegarLoop]: trace histogram [103, 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] [2018-04-13 14:29:15,390 INFO L408 AbstractCegarLoop]: === Iteration 77 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:15,390 INFO L82 PathProgramCache]: Analyzing trace with hash 791178205, now seen corresponding path program 64 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:15,393 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 2945 proven. 2016 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:17,129 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:17,130 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [74] total 74 [2018-04-13 14:29:17,130 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:17,130 INFO L182 omatonBuilderFactory]: Interpolants [111493#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 111492#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 111527#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 111275#false, 111274#true, 111660#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 111807#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 111806#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 111809#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 111808#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 111811#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 111810#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 111813#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 111812#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 111815#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 111814#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 111817#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 111816#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 111819#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 111818#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 111821#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 111820#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 111823#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 111822#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 111825#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 111824#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 111827#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 111826#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 111829#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 111828#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 111831#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 111830#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 111833#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 111832#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 111835#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 111834#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 111837#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 111836#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 111839#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 111838#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 111841#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 111840#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 111843#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 111842#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 111845#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 111844#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 111847#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 111846#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 111849#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 111848#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 111851#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 111850#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 111853#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 111852#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 111855#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 111854#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 111857#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 111856#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 111859#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 111858#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 111861#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 111860#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 111863#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 111862#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 111737#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 111865#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 111864#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 111736#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 111867#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 111866#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 111869#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 111868#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 111871#(not (= 119 |#Ultimate.C_memset_#amount|)), 111870#(<= |#Ultimate.C_memset_#t~loopctr38| 63)] [2018-04-13 14:29:17,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6141 backedges. 2945 proven. 2016 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:17,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 74 states [2018-04-13 14:29:17,131 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2018-04-13 14:29:17,131 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2164, Invalid=3238, Unknown=0, NotChecked=0, Total=5402 [2018-04-13 14:29:17,131 INFO L87 Difference]: Start difference. First operand 477 states and 645 transitions. Second operand 74 states. [2018-04-13 14:29:20,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:20,967 INFO L93 Difference]: Finished difference Result 651 states and 803 transitions. [2018-04-13 14:29:20,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2018-04-13 14:29:20,968 INFO L78 Accepts]: Start accepts. Automaton has 74 states. Word has length 245 [2018-04-13 14:29:20,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:20,968 INFO L225 Difference]: With dead ends: 651 [2018-04-13 14:29:20,968 INFO L226 Difference]: Without dead ends: 644 [2018-04-13 14:29:20,969 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2216 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=5578, Invalid=13328, Unknown=0, NotChecked=0, Total=18906 [2018-04-13 14:29:20,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2018-04-13 14:29:20,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 478. [2018-04-13 14:29:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2018-04-13 14:29:20,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 647 transitions. [2018-04-13 14:29:20,973 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 647 transitions. Word has length 245 [2018-04-13 14:29:20,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:20,973 INFO L459 AbstractCegarLoop]: Abstraction has 478 states and 647 transitions. [2018-04-13 14:29:20,973 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states. [2018-04-13 14:29:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 647 transitions. [2018-04-13 14:29:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-04-13 14:29:20,974 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:20,974 INFO L355 BasicCegarLoop]: trace histogram [104, 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] [2018-04-13 14:29:20,974 INFO L408 AbstractCegarLoop]: === Iteration 78 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:20,974 INFO L82 PathProgramCache]: Analyzing trace with hash 814283240, now seen corresponding path program 65 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:20,976 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 6250 backedges. 2990 proven. 2080 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:22,775 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:22,775 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [75] total 75 [2018-04-13 14:29:22,775 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:22,775 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:22,775 INFO L182 omatonBuilderFactory]: Interpolants [113665#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 113664#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 113667#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 113666#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 113669#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 113668#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 113671#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 113670#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 113673#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 113672#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 113675#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 113674#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 113677#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 113676#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 113679#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 113678#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 113681#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 113680#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 113683#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 113682#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 113685#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 113684#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 113687#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 113686#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 113689#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 113688#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 113691#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 113690#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 113693#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 113692#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 113695#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 113694#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 113697#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 113696#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 113699#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 113698#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 113701#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 113700#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 113703#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 113702#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 113705#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 113704#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 113707#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 113706#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 113709#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 113708#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 113711#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 113710#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 113713#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 113712#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 113715#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 113714#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 113717#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 113716#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 113719#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 113718#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 113721#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 113593#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 113720#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 113723#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 113594#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 113722#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 113725#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 113724#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 113727#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 113726#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 113729#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 113728#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 113730#(not (= 119 |#Ultimate.C_memset_#amount|)), 113349#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 113348#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 113383#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 113129#true, 113130#false, 113516#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:29:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 6250 backedges. 2990 proven. 2080 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:22,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 75 states [2018-04-13 14:29:22,776 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2018-04-13 14:29:22,776 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2229, Invalid=3321, Unknown=0, NotChecked=0, Total=5550 [2018-04-13 14:29:22,776 INFO L87 Difference]: Start difference. First operand 478 states and 647 transitions. Second operand 75 states. [2018-04-13 14:29:26,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:26,660 INFO L93 Difference]: Finished difference Result 654 states and 807 transitions. [2018-04-13 14:29:26,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2018-04-13 14:29:26,660 INFO L78 Accepts]: Start accepts. Automaton has 75 states. Word has length 246 [2018-04-13 14:29:26,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:26,661 INFO L225 Difference]: With dead ends: 654 [2018-04-13 14:29:26,661 INFO L226 Difference]: Without dead ends: 647 [2018-04-13 14:29:26,662 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2282 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=5759, Invalid=13701, Unknown=0, NotChecked=0, Total=19460 [2018-04-13 14:29:26,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2018-04-13 14:29:26,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 479. [2018-04-13 14:29:26,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2018-04-13 14:29:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 649 transitions. [2018-04-13 14:29:26,666 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 649 transitions. Word has length 246 [2018-04-13 14:29:26,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:26,666 INFO L459 AbstractCegarLoop]: Abstraction has 479 states and 649 transitions. [2018-04-13 14:29:26,666 INFO L460 AbstractCegarLoop]: Interpolant automaton has 75 states. [2018-04-13 14:29:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 649 transitions. [2018-04-13 14:29:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-04-13 14:29:26,667 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:26,667 INFO L355 BasicCegarLoop]: trace histogram [105, 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] [2018-04-13 14:29:26,667 INFO L408 AbstractCegarLoop]: === Iteration 79 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:26,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1530539325, now seen corresponding path program 66 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:26,669 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:27,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:28,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6360 backedges. 3035 proven. 2145 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:28,517 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:28,517 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [76] total 76 [2018-04-13 14:29:28,517 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:28,517 INFO L182 omatonBuilderFactory]: Interpolants [115585#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 115584#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 115587#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 115586#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 115461#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 115589#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 115588#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 115460#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 115591#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 115590#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 115593#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 115592#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 115595#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 115594#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 115597#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 115596#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 115215#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 115599#(not (= 119 |#Ultimate.C_memset_#amount|)), 115214#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 115598#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 115249#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 114995#false, 114994#true, 115382#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 115533#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 115532#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 115535#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 115534#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 115537#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 115536#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 115539#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 115538#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 115541#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 115540#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 115543#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 115542#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 115545#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 115544#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 115547#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 115546#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 115549#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 115548#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 115551#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 115550#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 115553#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 115552#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 115555#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 115554#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 115557#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 115556#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 115559#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 115558#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 115561#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 115560#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 115563#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 115562#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 115565#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 115564#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 115567#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 115566#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 115569#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 115568#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 115571#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 115570#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 115573#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 115572#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 115575#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 115574#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 115577#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 115576#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 115579#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 115578#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 115581#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 115580#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 115583#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 115582#(<= |#Ultimate.C_memset_#t~loopctr38| 49)] [2018-04-13 14:29:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6360 backedges. 3035 proven. 2145 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:28,518 INFO L442 AbstractCegarLoop]: Interpolant automaton has 76 states [2018-04-13 14:29:28,518 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2018-04-13 14:29:28,518 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2297, Invalid=3403, Unknown=0, NotChecked=0, Total=5700 [2018-04-13 14:29:28,518 INFO L87 Difference]: Start difference. First operand 479 states and 649 transitions. Second operand 76 states. [2018-04-13 14:29:31,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:31,394 INFO L93 Difference]: Finished difference Result 657 states and 811 transitions. [2018-04-13 14:29:31,394 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 137 states. [2018-04-13 14:29:31,394 INFO L78 Accepts]: Start accepts. Automaton has 76 states. Word has length 247 [2018-04-13 14:29:31,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:31,395 INFO L225 Difference]: With dead ends: 657 [2018-04-13 14:29:31,395 INFO L226 Difference]: Without dead ends: 650 [2018-04-13 14:29:31,396 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2351 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=5947, Invalid=14075, Unknown=0, NotChecked=0, Total=20022 [2018-04-13 14:29:31,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2018-04-13 14:29:31,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 480. [2018-04-13 14:29:31,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 480 states. [2018-04-13 14:29:31,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 651 transitions. [2018-04-13 14:29:31,400 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 651 transitions. Word has length 247 [2018-04-13 14:29:31,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:31,400 INFO L459 AbstractCegarLoop]: Abstraction has 480 states and 651 transitions. [2018-04-13 14:29:31,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states. [2018-04-13 14:29:31,400 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 651 transitions. [2018-04-13 14:29:31,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-04-13 14:29:31,401 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:31,401 INFO L355 BasicCegarLoop]: trace histogram [106, 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] [2018-04-13 14:29:31,401 INFO L408 AbstractCegarLoop]: === Iteration 80 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:31,401 INFO L82 PathProgramCache]: Analyzing trace with hash -2035325816, now seen corresponding path program 67 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:31,403 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:31,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:33,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6471 backedges. 3080 proven. 2211 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:33,343 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:33,343 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [77] total 77 [2018-04-13 14:29:33,343 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:33,343 INFO L182 omatonBuilderFactory]: Interpolants [116869#true, 117125#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 116870#false, 117258#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 117411#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 117410#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 117413#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 117412#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 117415#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 117414#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 117417#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 117416#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 117419#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 117418#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 117421#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 117420#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 117423#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 117422#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 117425#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 117424#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 117427#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 117426#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 117429#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 117428#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 117431#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 117430#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 117433#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 117432#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 117435#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 117434#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 117437#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 117436#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 117439#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 117438#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 117441#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 117440#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 117443#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 117442#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 117445#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 117444#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 117447#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 117446#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 117449#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 117448#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 117451#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 117450#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 117453#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 117452#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 117455#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 117454#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 117457#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 117456#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 117459#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 117458#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 117461#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 117460#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 117463#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 117462#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 117465#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 117337#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 117464#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 117467#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 117338#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 117466#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 117469#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 117468#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 117471#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 117470#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 117473#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 117472#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 117091#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 117475#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 117090#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 117474#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 117477#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 117476#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 117478#(not (= 119 |#Ultimate.C_memset_#amount|))] [2018-04-13 14:29:33,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6471 backedges. 3080 proven. 2211 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:33,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 77 states [2018-04-13 14:29:33,344 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2018-04-13 14:29:33,344 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2365, Invalid=3487, Unknown=0, NotChecked=0, Total=5852 [2018-04-13 14:29:33,345 INFO L87 Difference]: Start difference. First operand 480 states and 651 transitions. Second operand 77 states. [2018-04-13 14:29:37,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:37,326 INFO L93 Difference]: Finished difference Result 660 states and 815 transitions. [2018-04-13 14:29:37,363 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2018-04-13 14:29:37,363 INFO L78 Accepts]: Start accepts. Automaton has 77 states. Word has length 248 [2018-04-13 14:29:37,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:37,364 INFO L225 Difference]: With dead ends: 660 [2018-04-13 14:29:37,364 INFO L226 Difference]: Without dead ends: 653 [2018-04-13 14:29:37,364 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2420 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=6136, Invalid=14456, Unknown=0, NotChecked=0, Total=20592 [2018-04-13 14:29:37,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2018-04-13 14:29:37,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 481. [2018-04-13 14:29:37,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-04-13 14:29:37,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 653 transitions. [2018-04-13 14:29:37,368 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 653 transitions. Word has length 248 [2018-04-13 14:29:37,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:37,369 INFO L459 AbstractCegarLoop]: Abstraction has 481 states and 653 transitions. [2018-04-13 14:29:37,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 77 states. [2018-04-13 14:29:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 653 transitions. [2018-04-13 14:29:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-04-13 14:29:37,369 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:37,369 INFO L355 BasicCegarLoop]: trace histogram [107, 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] [2018-04-13 14:29:37,369 INFO L408 AbstractCegarLoop]: === Iteration 81 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:37,370 INFO L82 PathProgramCache]: Analyzing trace with hash -907995491, now seen corresponding path program 68 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:37,372 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:39,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6583 backedges. 3125 proven. 2278 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:39,298 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:39,298 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [78] total 78 [2018-04-13 14:29:39,298 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:39,298 INFO L182 omatonBuilderFactory]: Interpolants [119299#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 119298#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 119301#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 119300#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 119303#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 119302#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 119305#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 119304#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 119307#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 119306#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 119309#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 119308#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 119311#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 119310#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 119313#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 119312#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 119315#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 119314#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 119317#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 119316#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 119319#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 119318#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 119321#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 119320#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 119323#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 119322#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 119325#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 119324#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 119327#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 119326#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 119329#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 119328#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 119331#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 119330#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 119333#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 119332#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 119335#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 119334#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 119337#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 119336#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 119339#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 119338#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 119341#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 119340#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 119343#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 119342#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 119345#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 119344#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 119347#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 119346#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 119349#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 119348#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 119351#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 119350#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 119225#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 119353#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 119352#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 119224#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 119355#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 119354#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 119357#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 119356#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 119359#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 119358#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 118977#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 119361#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 118976#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 119360#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 119363#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 119362#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 119365#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 119364#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 119367#(not (= |#Ultimate.C_memset_#amount| 119)), 119366#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 118755#false, 119011#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 118754#true, 119144#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:29:39,299 INFO L134 CoverageAnalysis]: Checked inductivity of 6583 backedges. 3125 proven. 2278 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:39,299 INFO L442 AbstractCegarLoop]: Interpolant automaton has 78 states [2018-04-13 14:29:39,299 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2018-04-13 14:29:39,300 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2433, Invalid=3573, Unknown=0, NotChecked=0, Total=6006 [2018-04-13 14:29:39,300 INFO L87 Difference]: Start difference. First operand 481 states and 653 transitions. Second operand 78 states. [2018-04-13 14:29:43,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:43,390 INFO L93 Difference]: Finished difference Result 663 states and 819 transitions. [2018-04-13 14:29:43,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2018-04-13 14:29:43,390 INFO L78 Accepts]: Start accepts. Automaton has 78 states. Word has length 249 [2018-04-13 14:29:43,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:43,392 INFO L225 Difference]: With dead ends: 663 [2018-04-13 14:29:43,392 INFO L226 Difference]: Without dead ends: 656 [2018-04-13 14:29:43,393 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2489 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=6326, Invalid=14844, Unknown=0, NotChecked=0, Total=21170 [2018-04-13 14:29:43,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2018-04-13 14:29:43,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 482. [2018-04-13 14:29:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2018-04-13 14:29:43,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 655 transitions. [2018-04-13 14:29:43,399 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 655 transitions. Word has length 249 [2018-04-13 14:29:43,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:43,400 INFO L459 AbstractCegarLoop]: Abstraction has 482 states and 655 transitions. [2018-04-13 14:29:43,400 INFO L460 AbstractCegarLoop]: Interpolant automaton has 78 states. [2018-04-13 14:29:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2018-04-13 14:29:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-04-13 14:29:43,401 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:43,401 INFO L355 BasicCegarLoop]: trace histogram [108, 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] [2018-04-13 14:29:43,401 INFO L408 AbstractCegarLoop]: === Iteration 82 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:43,401 INFO L82 PathProgramCache]: Analyzing trace with hash -320493784, now seen corresponding path program 69 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:43,406 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:45,444 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3170 proven. 2346 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:45,462 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:45,462 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [79] total 79 [2018-04-13 14:29:45,462 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:45,462 INFO L182 omatonBuilderFactory]: Interpolants [121217#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 121216#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 121219#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 121218#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 121221#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 121220#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 121223#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 121222#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 121225#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 121224#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 121227#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 121226#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 121229#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 121228#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 121231#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 121230#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 121233#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 121232#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 121235#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 121234#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 121237#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 121236#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 121239#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 121238#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 121241#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 121240#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 121243#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 121242#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 121245#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 121244#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 121247#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 121246#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 121249#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 121121#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 121248#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 121251#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 121122#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 121250#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 121253#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 121252#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 121255#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 121254#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 120873#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 121257#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 120872#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 121256#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 121259#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 121258#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 121261#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 121260#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 121263#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 121262#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 121265#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 121264#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 121266#(not (= 119 |#Ultimate.C_memset_#amount|)), 120649#true, 120907#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 120650#false, 121040#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 121197#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 121196#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 121199#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 121198#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 121201#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 121200#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 121203#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 121202#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 121205#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 121204#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 121207#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 121206#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 121209#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 121208#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 121211#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 121210#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 121213#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 121212#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 121215#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 121214#(<= |#Ultimate.C_memset_#t~loopctr38| 17)] [2018-04-13 14:29:45,463 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3170 proven. 2346 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:45,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 79 states [2018-04-13 14:29:45,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2018-04-13 14:29:45,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2503, Invalid=3659, Unknown=0, NotChecked=0, Total=6162 [2018-04-13 14:29:45,463 INFO L87 Difference]: Start difference. First operand 482 states and 655 transitions. Second operand 79 states. [2018-04-13 14:29:49,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:49,263 INFO L93 Difference]: Finished difference Result 666 states and 823 transitions. [2018-04-13 14:29:49,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2018-04-13 14:29:49,264 INFO L78 Accepts]: Start accepts. Automaton has 79 states. Word has length 250 [2018-04-13 14:29:49,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:49,264 INFO L225 Difference]: With dead ends: 666 [2018-04-13 14:29:49,264 INFO L226 Difference]: Without dead ends: 659 [2018-04-13 14:29:49,265 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2560 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=6521, Invalid=15235, Unknown=0, NotChecked=0, Total=21756 [2018-04-13 14:29:49,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 659 states. [2018-04-13 14:29:49,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 659 to 483. [2018-04-13 14:29:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2018-04-13 14:29:49,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 657 transitions. [2018-04-13 14:29:49,269 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 657 transitions. Word has length 250 [2018-04-13 14:29:49,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:49,269 INFO L459 AbstractCegarLoop]: Abstraction has 483 states and 657 transitions. [2018-04-13 14:29:49,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 79 states. [2018-04-13 14:29:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 657 transitions. [2018-04-13 14:29:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-04-13 14:29:49,269 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:49,270 INFO L355 BasicCegarLoop]: trace histogram [109, 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] [2018-04-13 14:29:49,270 INFO L408 AbstractCegarLoop]: === Iteration 83 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:49,270 INFO L82 PathProgramCache]: Analyzing trace with hash 712189949, now seen corresponding path program 70 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:49,272 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:51,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6810 backedges. 3215 proven. 2415 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:51,308 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:51,308 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [80] total 80 [2018-04-13 14:29:51,308 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:51,309 INFO L182 omatonBuilderFactory]: Interpolants [123137#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 123136#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 123139#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 123138#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 123141#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 123140#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 123143#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 123142#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 123145#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 123144#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 123147#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 123146#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 123149#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 123148#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 123151#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 123150#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 123153#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 123152#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 123155#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 123154#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 123029#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 123157#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 123156#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 123028#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 123159#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 123158#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 123161#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 123160#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 122779#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 123163#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 122778#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 123162#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 123165#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 123164#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 123167#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 123166#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 123169#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 123168#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 123171#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 123170#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 123173#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 123172#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 123175#(not (= 119 |#Ultimate.C_memset_#amount|)), 123174#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 122555#false, 122554#true, 122813#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 122946#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 123105#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 123104#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 123107#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 123106#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 123109#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 123108#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 123111#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 123110#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 123113#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 123112#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 123115#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 123114#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 123117#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 123116#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 123119#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 123118#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 123121#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 123120#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 123123#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 123122#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 123125#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 123124#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 123127#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 123126#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 123129#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 123128#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 123131#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 123130#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 123133#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 123132#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 123135#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 123134#(<= |#Ultimate.C_memset_#t~loopctr38| 29)] [2018-04-13 14:29:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 6810 backedges. 3215 proven. 2415 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:51,309 INFO L442 AbstractCegarLoop]: Interpolant automaton has 80 states [2018-04-13 14:29:51,309 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2018-04-13 14:29:51,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2574, Invalid=3746, Unknown=0, NotChecked=0, Total=6320 [2018-04-13 14:29:51,310 INFO L87 Difference]: Start difference. First operand 483 states and 657 transitions. Second operand 80 states. [2018-04-13 14:29:54,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:29:54,892 INFO L93 Difference]: Finished difference Result 669 states and 827 transitions. [2018-04-13 14:29:54,893 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2018-04-13 14:29:54,893 INFO L78 Accepts]: Start accepts. Automaton has 80 states. Word has length 251 [2018-04-13 14:29:54,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:29:54,894 INFO L225 Difference]: With dead ends: 669 [2018-04-13 14:29:54,894 INFO L226 Difference]: Without dead ends: 662 [2018-04-13 14:29:54,894 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2632 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=6719, Invalid=15631, Unknown=0, NotChecked=0, Total=22350 [2018-04-13 14:29:54,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2018-04-13 14:29:54,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 484. [2018-04-13 14:29:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 484 states. [2018-04-13 14:29:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 659 transitions. [2018-04-13 14:29:54,899 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 659 transitions. Word has length 251 [2018-04-13 14:29:54,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:29:54,899 INFO L459 AbstractCegarLoop]: Abstraction has 484 states and 659 transitions. [2018-04-13 14:29:54,899 INFO L460 AbstractCegarLoop]: Interpolant automaton has 80 states. [2018-04-13 14:29:54,899 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 659 transitions. [2018-04-13 14:29:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-04-13 14:29:54,900 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:29:54,900 INFO L355 BasicCegarLoop]: trace histogram [110, 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] [2018-04-13 14:29:54,900 INFO L408 AbstractCegarLoop]: === Iteration 84 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:29:54,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1634352696, now seen corresponding path program 71 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:29:54,902 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:29:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:29:56,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6925 backedges. 3260 proven. 2485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:56,985 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:29:56,986 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [81] total 81 [2018-04-13 14:29:56,986 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:29:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:29:56,986 INFO L182 omatonBuilderFactory]: Interpolants [125057#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 125056#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 125059#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 125058#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 125061#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 125060#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 125063#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 125062#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 125065#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 125064#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 125067#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 125066#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 125069#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 125068#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 125071#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 125070#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 125073#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 124945#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 125072#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 125075#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 124946#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 125074#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 125077#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 125076#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 124695#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 125079#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 124694#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 125078#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 125081#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 125080#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 125083#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 125082#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 125085#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 125084#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 125087#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 125086#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 125089#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 125088#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 125091#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 125090#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 125093#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 125092#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 125094#(not (= |#Ultimate.C_memset_#amount| 119)), 124469#true, 124470#false, 124729#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 124862#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 125023#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 125022#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 125025#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 125024#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 125027#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 125026#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 125029#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 125028#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 125031#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 125030#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 125033#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 125032#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 125035#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 125034#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 125037#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 125036#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 125039#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 125038#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 125041#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 125040#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 125043#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 125042#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 125045#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 125044#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 125047#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 125046#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 125049#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 125048#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 125051#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 125050#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 125053#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 125052#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 125055#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 125054#(<= |#Ultimate.C_memset_#t~loopctr38| 31)] [2018-04-13 14:29:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 6925 backedges. 3260 proven. 2485 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:29:56,987 INFO L442 AbstractCegarLoop]: Interpolant automaton has 81 states [2018-04-13 14:29:56,987 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2018-04-13 14:29:56,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2647, Invalid=3833, Unknown=0, NotChecked=0, Total=6480 [2018-04-13 14:29:56,987 INFO L87 Difference]: Start difference. First operand 484 states and 659 transitions. Second operand 81 states. [2018-04-13 14:30:00,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:00,550 INFO L93 Difference]: Finished difference Result 672 states and 831 transitions. [2018-04-13 14:30:00,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 147 states. [2018-04-13 14:30:00,551 INFO L78 Accepts]: Start accepts. Automaton has 81 states. Word has length 252 [2018-04-13 14:30:00,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:00,552 INFO L225 Difference]: With dead ends: 672 [2018-04-13 14:30:00,552 INFO L226 Difference]: Without dead ends: 665 [2018-04-13 14:30:00,552 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2706 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=6922, Invalid=16030, Unknown=0, NotChecked=0, Total=22952 [2018-04-13 14:30:00,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2018-04-13 14:30:00,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 485. [2018-04-13 14:30:00,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2018-04-13 14:30:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 661 transitions. [2018-04-13 14:30:00,557 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 661 transitions. Word has length 252 [2018-04-13 14:30:00,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:00,557 INFO L459 AbstractCegarLoop]: Abstraction has 485 states and 661 transitions. [2018-04-13 14:30:00,557 INFO L460 AbstractCegarLoop]: Interpolant automaton has 81 states. [2018-04-13 14:30:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 661 transitions. [2018-04-13 14:30:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-04-13 14:30:00,558 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:00,558 INFO L355 BasicCegarLoop]: trace histogram [111, 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] [2018-04-13 14:30:00,558 INFO L408 AbstractCegarLoop]: === Iteration 85 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:00,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1362730659, now seen corresponding path program 72 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:00,560 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:02,962 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 3305 proven. 2556 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:02,980 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:02,980 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [82] total 82 [2018-04-13 14:30:02,980 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:02,980 INFO L182 omatonBuilderFactory]: Interpolants [126977#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 126976#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 126979#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 126978#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 126981#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 126980#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 126983#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 126982#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 126985#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 126984#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 126987#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 126986#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 126989#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 126988#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 126991#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 126990#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 126993#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 126992#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 126995#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 126994#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 126997#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 126996#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 126999#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 126998#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 126873#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 127001#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 127000#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 126872#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 127003#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 127002#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 126621#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 127005#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 126620#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 127004#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 127007#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 127006#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 127009#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 127008#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 127011#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 127010#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 127013#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 127012#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 127015#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 127014#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 127017#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 127016#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 127019#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 127018#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 127021#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 127020#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 127023#(not (= 119 |#Ultimate.C_memset_#amount|)), 127022#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 126395#false, 126394#true, 126655#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 126788#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 126951#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 126950#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 126953#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 126952#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 126955#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 126954#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 126957#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 126956#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 126959#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 126958#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 126961#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 126960#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 126963#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 126962#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 126965#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 126964#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 126967#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 126966#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 126969#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 126968#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 126971#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 126970#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 126973#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 126972#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 126975#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 126974#(<= |#Ultimate.C_memset_#t~loopctr38| 23)] [2018-04-13 14:30:02,981 INFO L134 CoverageAnalysis]: Checked inductivity of 7041 backedges. 3305 proven. 2556 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:02,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 82 states [2018-04-13 14:30:02,981 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2018-04-13 14:30:02,981 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2720, Invalid=3922, Unknown=0, NotChecked=0, Total=6642 [2018-04-13 14:30:02,981 INFO L87 Difference]: Start difference. First operand 485 states and 661 transitions. Second operand 82 states. [2018-04-13 14:30:06,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:06,747 INFO L93 Difference]: Finished difference Result 675 states and 835 transitions. [2018-04-13 14:30:06,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 149 states. [2018-04-13 14:30:06,747 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 253 [2018-04-13 14:30:06,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:06,748 INFO L225 Difference]: With dead ends: 675 [2018-04-13 14:30:06,748 INFO L226 Difference]: Without dead ends: 668 [2018-04-13 14:30:06,749 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 152 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2780 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=7126, Invalid=16436, Unknown=0, NotChecked=0, Total=23562 [2018-04-13 14:30:06,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2018-04-13 14:30:06,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 486. [2018-04-13 14:30:06,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 486 states. [2018-04-13 14:30:06,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 663 transitions. [2018-04-13 14:30:06,755 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 663 transitions. Word has length 253 [2018-04-13 14:30:06,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:06,756 INFO L459 AbstractCegarLoop]: Abstraction has 486 states and 663 transitions. [2018-04-13 14:30:06,756 INFO L460 AbstractCegarLoop]: Interpolant automaton has 82 states. [2018-04-13 14:30:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 663 transitions. [2018-04-13 14:30:06,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-04-13 14:30:06,757 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:06,758 INFO L355 BasicCegarLoop]: trace histogram [112, 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] [2018-04-13 14:30:06,758 INFO L408 AbstractCegarLoop]: === Iteration 86 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:06,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1532382104, now seen corresponding path program 73 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:06,761 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7158 backedges. 3350 proven. 2628 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:08,999 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:08,999 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [83] total 83 [2018-04-13 14:30:08,999 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:09,000 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:09,000 INFO L182 omatonBuilderFactory]: Interpolants [128897#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 128896#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 128899#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 128898#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 128901#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 128900#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 128903#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 128902#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 128905#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 128904#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 128907#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 128906#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 128909#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 128908#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 128911#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 128910#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 128913#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 128912#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 128915#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 128914#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 128917#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 128916#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 128919#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 128918#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 128921#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 128920#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 128923#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 128922#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 128925#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 128924#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 128927#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 128926#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 128929#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 128928#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 128931#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 128930#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 128933#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 128932#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 128935#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 128934#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 128937#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 128809#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 128936#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 128939#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 128810#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 128938#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 128557#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 128941#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 128556#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 128940#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 128943#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 128942#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 128945#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 128944#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 128947#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 128946#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 128949#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 128948#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 128951#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 128950#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 128953#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 128952#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 128955#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 128954#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 128957#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 128956#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 128959#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 128958#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 128961#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 128960#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 128962#(not (= 119 |#Ultimate.C_memset_#amount|)), 128329#true, 128330#false, 128591#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 128724#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 128889#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 128888#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 128891#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 128890#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 128893#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 128892#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 128895#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 128894#(<= |#Ultimate.C_memset_#t~loopctr38| 5)] [2018-04-13 14:30:09,001 INFO L134 CoverageAnalysis]: Checked inductivity of 7158 backedges. 3350 proven. 2628 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:09,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 83 states [2018-04-13 14:30:09,001 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2018-04-13 14:30:09,001 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2794, Invalid=4012, Unknown=0, NotChecked=0, Total=6806 [2018-04-13 14:30:09,002 INFO L87 Difference]: Start difference. First operand 486 states and 663 transitions. Second operand 83 states. [2018-04-13 14:30:13,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:13,281 INFO L93 Difference]: Finished difference Result 678 states and 839 transitions. [2018-04-13 14:30:13,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2018-04-13 14:30:13,281 INFO L78 Accepts]: Start accepts. Automaton has 83 states. Word has length 254 [2018-04-13 14:30:13,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:13,282 INFO L225 Difference]: With dead ends: 678 [2018-04-13 14:30:13,282 INFO L226 Difference]: Without dead ends: 671 [2018-04-13 14:30:13,283 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2855 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=7333, Invalid=16847, Unknown=0, NotChecked=0, Total=24180 [2018-04-13 14:30:13,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2018-04-13 14:30:13,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 487. [2018-04-13 14:30:13,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2018-04-13 14:30:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 665 transitions. [2018-04-13 14:30:13,291 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 665 transitions. Word has length 254 [2018-04-13 14:30:13,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:13,291 INFO L459 AbstractCegarLoop]: Abstraction has 487 states and 665 transitions. [2018-04-13 14:30:13,292 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states. [2018-04-13 14:30:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 665 transitions. [2018-04-13 14:30:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-04-13 14:30:13,293 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:13,293 INFO L355 BasicCegarLoop]: trace histogram [113, 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] [2018-04-13 14:30:13,293 INFO L408 AbstractCegarLoop]: === Iteration 87 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:13,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1798357693, now seen corresponding path program 74 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:13,297 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:15,515 INFO L134 CoverageAnalysis]: Checked inductivity of 7276 backedges. 3395 proven. 2701 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:15,621 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:15,621 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [84] total 84 [2018-04-13 14:30:15,621 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:15,621 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:15,621 INFO L182 omatonBuilderFactory]: Interpolants [130837#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 130836#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 130839#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 130838#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 130841#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 130840#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 130843#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 130842#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 130845#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 130844#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 130847#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 130846#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 130849#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 130848#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 130851#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 130850#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 130853#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 130852#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 130855#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 130854#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 130857#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 130856#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 130859#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 130858#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 130861#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 130860#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 130863#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 130862#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 130865#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 130864#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 130867#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 130866#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 130869#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 130868#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 130871#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 130870#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 130873#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 130872#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 130875#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 130874#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 130877#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 130876#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 130879#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 130878#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 130881#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 130880#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 130883#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 130882#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 130757#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 130885#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 130884#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 130756#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 130503#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 130887#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 130502#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 130886#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 130889#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 130888#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 130891#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 130890#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 130893#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 130892#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 130895#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 130894#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 130897#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 130896#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 130899#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 130898#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 130901#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 130900#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 130903#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 130902#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 130905#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 130904#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 130907#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 130906#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 130909#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 130908#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 130911#(not (= 119 |#Ultimate.C_memset_#amount|)), 130910#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 130275#false, 130274#true, 130537#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 130670#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:30:15,622 INFO L134 CoverageAnalysis]: Checked inductivity of 7276 backedges. 3395 proven. 2701 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:15,622 INFO L442 AbstractCegarLoop]: Interpolant automaton has 84 states [2018-04-13 14:30:15,622 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2018-04-13 14:30:15,622 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2869, Invalid=4103, Unknown=0, NotChecked=0, Total=6972 [2018-04-13 14:30:15,623 INFO L87 Difference]: Start difference. First operand 487 states and 665 transitions. Second operand 84 states. [2018-04-13 14:30:20,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:20,240 INFO L93 Difference]: Finished difference Result 681 states and 843 transitions. [2018-04-13 14:30:20,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2018-04-13 14:30:20,240 INFO L78 Accepts]: Start accepts. Automaton has 84 states. Word has length 255 [2018-04-13 14:30:20,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:20,241 INFO L225 Difference]: With dead ends: 681 [2018-04-13 14:30:20,241 INFO L226 Difference]: Without dead ends: 674 [2018-04-13 14:30:20,242 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2931 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=7543, Invalid=17263, Unknown=0, NotChecked=0, Total=24806 [2018-04-13 14:30:20,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2018-04-13 14:30:20,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 488. [2018-04-13 14:30:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 488 states. [2018-04-13 14:30:20,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 488 states and 667 transitions. [2018-04-13 14:30:20,248 INFO L78 Accepts]: Start accepts. Automaton has 488 states and 667 transitions. Word has length 255 [2018-04-13 14:30:20,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:20,249 INFO L459 AbstractCegarLoop]: Abstraction has 488 states and 667 transitions. [2018-04-13 14:30:20,249 INFO L460 AbstractCegarLoop]: Interpolant automaton has 84 states. [2018-04-13 14:30:20,249 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 667 transitions. [2018-04-13 14:30:20,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-04-13 14:30:20,250 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:20,250 INFO L355 BasicCegarLoop]: trace histogram [114, 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] [2018-04-13 14:30:20,250 INFO L408 AbstractCegarLoop]: === Iteration 88 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:20,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1972076296, now seen corresponding path program 75 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:20,255 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:22,535 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 3440 proven. 2775 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:22,553 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:22,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [85] total 85 [2018-04-13 14:30:22,554 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:22,554 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:22,554 INFO L182 omatonBuilderFactory]: Interpolants [132866#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 132867#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 132864#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 132865#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 132230#false, 132870#(not (= 119 |#Ultimate.C_memset_#amount|)), 132868#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 132229#true, 132869#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 132493#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 132626#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 132794#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 132795#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 132798#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 132799#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 132796#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 132797#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 132802#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 132803#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 132800#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 132801#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 132806#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 132807#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 132804#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 132805#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 132810#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 132811#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 132808#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 132809#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 132814#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 132815#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 132812#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 132813#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 132818#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 132819#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 132816#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 132817#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 132822#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 132823#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 132820#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 132821#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 132826#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 132827#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 132824#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 132825#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 132830#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 132831#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 132828#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 132829#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 132834#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 132835#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 132832#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 132833#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 132838#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 132839#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 132836#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 132837#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 132458#(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$.offset)|)), 132714#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 132842#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 132459#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 132843#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 132840#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 132841#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 132713#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 132846#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 132847#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 132844#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 132845#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 132850#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 132851#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 132848#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 132849#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 132854#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 132855#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 132852#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 132853#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 132858#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 132859#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 132856#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 132857#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 132862#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 132863#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 132860#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 132861#(<= |#Ultimate.C_memset_#t~loopctr38| 66)] [2018-04-13 14:30:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 7395 backedges. 3440 proven. 2775 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:22,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 85 states [2018-04-13 14:30:22,555 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2018-04-13 14:30:22,555 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=2945, Invalid=4195, Unknown=0, NotChecked=0, Total=7140 [2018-04-13 14:30:22,555 INFO L87 Difference]: Start difference. First operand 488 states and 667 transitions. Second operand 85 states. [2018-04-13 14:30:25,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:25,788 INFO L93 Difference]: Finished difference Result 684 states and 847 transitions. [2018-04-13 14:30:25,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2018-04-13 14:30:25,788 INFO L78 Accepts]: Start accepts. Automaton has 85 states. Word has length 256 [2018-04-13 14:30:25,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:25,789 INFO L225 Difference]: With dead ends: 684 [2018-04-13 14:30:25,789 INFO L226 Difference]: Without dead ends: 677 [2018-04-13 14:30:25,790 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3008 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=7756, Invalid=17684, Unknown=0, NotChecked=0, Total=25440 [2018-04-13 14:30:25,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2018-04-13 14:30:25,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 489. [2018-04-13 14:30:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 489 states. [2018-04-13 14:30:25,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 669 transitions. [2018-04-13 14:30:25,794 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 669 transitions. Word has length 256 [2018-04-13 14:30:25,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:25,794 INFO L459 AbstractCegarLoop]: Abstraction has 489 states and 669 transitions. [2018-04-13 14:30:25,794 INFO L460 AbstractCegarLoop]: Interpolant automaton has 85 states. [2018-04-13 14:30:25,794 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 669 transitions. [2018-04-13 14:30:25,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-04-13 14:30:25,795 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:25,795 INFO L355 BasicCegarLoop]: trace histogram [115, 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] [2018-04-13 14:30:25,795 INFO L408 AbstractCegarLoop]: === Iteration 89 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:25,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1232581603, now seen corresponding path program 76 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:25,797 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 7515 backedges. 3485 proven. 2850 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:28,163 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:28,163 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [86] total 86 [2018-04-13 14:30:28,163 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:28,164 INFO L182 omatonBuilderFactory]: Interpolants [134786#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 134787#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 134784#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 134785#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 134790#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 134791#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 134788#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 134789#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 134794#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 134795#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 134792#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 134793#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 134798#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 134799#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 134796#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 134797#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 134802#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 134803#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 134800#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 134801#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 134806#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 134807#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 134804#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 134805#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 134810#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 134811#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 134424#(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$.offset)|)), 134808#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 134680#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 134425#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 134681#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 134809#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 134814#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 134815#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 134812#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 134813#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 134818#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 134819#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 134816#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 134817#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 134822#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 134823#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 134820#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 134821#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 134826#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 134827#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 134824#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 134825#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 134830#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 134831#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 134828#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 134829#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 134194#true, 134834#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 134195#false, 134835#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 134832#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 134833#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 134838#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 134839#(not (= |#Ultimate.C_memset_#amount| 119)), 134836#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 134837#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 134459#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 134592#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 134762#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 134763#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 134766#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 134767#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 134764#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 134765#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 134770#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 134771#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 134768#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 134769#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 134774#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 134775#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 134772#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 134773#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 134778#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 134779#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 134776#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 134777#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 134782#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 134783#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 134780#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 134781#(<= |#Ultimate.C_memset_#t~loopctr38| 18)] [2018-04-13 14:30:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 7515 backedges. 3485 proven. 2850 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:28,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 86 states [2018-04-13 14:30:28,165 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2018-04-13 14:30:28,165 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3022, Invalid=4288, Unknown=0, NotChecked=0, Total=7310 [2018-04-13 14:30:28,165 INFO L87 Difference]: Start difference. First operand 489 states and 669 transitions. Second operand 86 states. [2018-04-13 14:30:32,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:32,527 INFO L93 Difference]: Finished difference Result 687 states and 851 transitions. [2018-04-13 14:30:32,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2018-04-13 14:30:32,527 INFO L78 Accepts]: Start accepts. Automaton has 86 states. Word has length 257 [2018-04-13 14:30:32,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:32,528 INFO L225 Difference]: With dead ends: 687 [2018-04-13 14:30:32,528 INFO L226 Difference]: Without dead ends: 680 [2018-04-13 14:30:32,529 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3086 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=7972, Invalid=18110, Unknown=0, NotChecked=0, Total=26082 [2018-04-13 14:30:32,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2018-04-13 14:30:32,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 490. [2018-04-13 14:30:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2018-04-13 14:30:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 671 transitions. [2018-04-13 14:30:32,534 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 671 transitions. Word has length 257 [2018-04-13 14:30:32,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:32,534 INFO L459 AbstractCegarLoop]: Abstraction has 490 states and 671 transitions. [2018-04-13 14:30:32,534 INFO L460 AbstractCegarLoop]: Interpolant automaton has 86 states. [2018-04-13 14:30:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 671 transitions. [2018-04-13 14:30:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-04-13 14:30:32,535 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:32,535 INFO L355 BasicCegarLoop]: trace histogram [116, 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] [2018-04-13 14:30:32,535 INFO L408 AbstractCegarLoop]: === Iteration 90 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:32,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1792728664, now seen corresponding path program 77 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:32,541 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7636 backedges. 3530 proven. 2926 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:34,934 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:34,934 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [87] total 87 [2018-04-13 14:30:34,934 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:34,935 INFO L182 omatonBuilderFactory]: Interpolants [136742#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 136743#(= |#Ultimate.C_memset_#t~loopctr38| 2), 136740#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 136741#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 136746#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 136747#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 136744#(= |#Ultimate.C_memset_#t~loopctr38| 3), 136745#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 136750#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 136751#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 136748#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 136749#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 136754#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 136755#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 136752#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 136753#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 136758#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 136759#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 136756#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 136757#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 136762#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 136763#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 136760#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 136761#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 136766#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 136767#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 136764#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 136765#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 136770#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 136771#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 136768#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 136769#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 136774#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 136775#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 136772#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 136773#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 136778#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 136779#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 136776#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 136777#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 136782#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 136783#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 136780#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 136781#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 136658#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 136786#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 136787#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 136400#(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$.offset)|)), 136784#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 136401#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 136785#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 136657#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 136790#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 136791#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 136788#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 136789#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 136794#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 136795#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 136792#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 136793#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 136798#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 136799#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 136796#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 136797#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 136802#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 136803#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 136800#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 136801#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 136806#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 136807#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 136804#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 136805#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 136170#false, 136810#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 136811#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 136808#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 136169#true, 136809#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 136814#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 136815#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 136812#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 136813#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 136818#(not (= 119 |#Ultimate.C_memset_#amount|)), 136435#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 136816#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 136817#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 136568#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119)))] [2018-04-13 14:30:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 7636 backedges. 3530 proven. 2926 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:34,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 87 states [2018-04-13 14:30:34,935 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2018-04-13 14:30:34,936 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3094, Invalid=4388, Unknown=0, NotChecked=0, Total=7482 [2018-04-13 14:30:34,936 INFO L87 Difference]: Start difference. First operand 490 states and 671 transitions. Second operand 87 states. [2018-04-13 14:30:40,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:40,081 INFO L93 Difference]: Finished difference Result 690 states and 855 transitions. [2018-04-13 14:30:40,081 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2018-04-13 14:30:40,081 INFO L78 Accepts]: Start accepts. Automaton has 87 states. Word has length 258 [2018-04-13 14:30:40,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:40,082 INFO L225 Difference]: With dead ends: 690 [2018-04-13 14:30:40,082 INFO L226 Difference]: Without dead ends: 683 [2018-04-13 14:30:40,083 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 162 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3162 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=8182, Invalid=18550, Unknown=0, NotChecked=0, Total=26732 [2018-04-13 14:30:40,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2018-04-13 14:30:40,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 491. [2018-04-13 14:30:40,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 491 states. [2018-04-13 14:30:40,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 491 states and 673 transitions. [2018-04-13 14:30:40,086 INFO L78 Accepts]: Start accepts. Automaton has 491 states and 673 transitions. Word has length 258 [2018-04-13 14:30:40,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:40,087 INFO L459 AbstractCegarLoop]: Abstraction has 491 states and 673 transitions. [2018-04-13 14:30:40,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 87 states. [2018-04-13 14:30:40,087 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 673 transitions. [2018-04-13 14:30:40,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-04-13 14:30:40,087 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:40,087 INFO L355 BasicCegarLoop]: trace histogram [117, 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] [2018-04-13 14:30:40,088 INFO L408 AbstractCegarLoop]: === Iteration 91 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:40,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1977418371, now seen corresponding path program 78 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:40,090 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:42,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7758 backedges. 3575 proven. 3003 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:42,515 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:42,515 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [88] total 88 [2018-04-13 14:30:42,515 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:42,516 INFO L182 omatonBuilderFactory]: Interpolants [138754#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 138755#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 138752#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 138753#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 138758#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 138759#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 138756#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 138757#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 138762#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 138763#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 138760#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 138761#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 138766#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 138767#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 138764#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 138765#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 138386#(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$.offset)|)), 138770#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 138387#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 138771#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 138768#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 138769#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 138774#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 138775#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 138772#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 138644#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 138645#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 138773#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 138778#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 138779#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 138776#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 138777#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 138782#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 138783#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 138780#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 138781#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 138786#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 138787#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 138784#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 138785#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 138790#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 138791#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 138788#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 138789#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 138154#true, 138794#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 138155#false, 138795#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 138792#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 138793#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 138798#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 138799#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 138796#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 138797#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 138802#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 138803#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 138800#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 138801#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 138806#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 138807#(not (= 119 |#Ultimate.C_memset_#amount|)), 138804#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 138421#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 138805#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 138554#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 138730#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 138731#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 138728#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 138729#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 138734#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 138735#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 138732#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 138733#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 138738#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 138739#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 138736#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 138737#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 138742#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 138743#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 138740#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 138741#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 138746#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 138747#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 138744#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 138745#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 138750#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 138751#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 138748#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 138749#(<= |#Ultimate.C_memset_#t~loopctr38| 20)] [2018-04-13 14:30:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7758 backedges. 3575 proven. 3003 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:42,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 88 states [2018-04-13 14:30:42,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2018-04-13 14:30:42,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3179, Invalid=4477, Unknown=0, NotChecked=0, Total=7656 [2018-04-13 14:30:42,517 INFO L87 Difference]: Start difference. First operand 491 states and 673 transitions. Second operand 88 states. [2018-04-13 14:30:46,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:46,959 INFO L93 Difference]: Finished difference Result 693 states and 859 transitions. [2018-04-13 14:30:46,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2018-04-13 14:30:46,959 INFO L78 Accepts]: Start accepts. Automaton has 88 states. Word has length 259 [2018-04-13 14:30:46,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:46,960 INFO L225 Difference]: With dead ends: 693 [2018-04-13 14:30:46,960 INFO L226 Difference]: Without dead ends: 686 [2018-04-13 14:30:46,961 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3245 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=8413, Invalid=18977, Unknown=0, NotChecked=0, Total=27390 [2018-04-13 14:30:46,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2018-04-13 14:30:46,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 492. [2018-04-13 14:30:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2018-04-13 14:30:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 675 transitions. [2018-04-13 14:30:46,965 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 675 transitions. Word has length 259 [2018-04-13 14:30:46,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:46,965 INFO L459 AbstractCegarLoop]: Abstraction has 492 states and 675 transitions. [2018-04-13 14:30:46,965 INFO L460 AbstractCegarLoop]: Interpolant automaton has 88 states. [2018-04-13 14:30:46,965 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 675 transitions. [2018-04-13 14:30:46,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-04-13 14:30:46,966 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:46,966 INFO L355 BasicCegarLoop]: trace histogram [118, 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] [2018-04-13 14:30:46,966 INFO L408 AbstractCegarLoop]: === Iteration 92 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:46,966 INFO L82 PathProgramCache]: Analyzing trace with hash 887135304, now seen corresponding path program 79 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:46,968 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 7881 backedges. 3620 proven. 3081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:49,401 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:49,402 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [89] total 89 [2018-04-13 14:30:49,402 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:49,402 INFO L182 omatonBuilderFactory]: Interpolants [140802#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 140803#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 140800#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 140417#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 140801#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 140550#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 140806#(not (= 119 |#Ultimate.C_memset_#amount|)), 140804#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 140805#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 140726#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 140727#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 140730#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 140731#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 140728#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 140729#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 140734#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 140735#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 140732#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 140733#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 140738#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 140739#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 140736#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 140737#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 140742#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 140743#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 140740#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 140741#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 140746#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 140747#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 140744#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 140745#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 140750#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 140751#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 140748#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 140749#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 140754#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 140755#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 140752#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 140753#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 140758#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 140759#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 140756#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 140757#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 140762#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 140763#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 140760#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 140761#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 140382#(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$.offset)|)), 140766#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 140383#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 140767#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 140764#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 140765#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 140642#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 140770#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 140771#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 140768#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 140769#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 140641#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 140774#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 140775#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 140772#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 140773#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 140778#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 140779#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 140776#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 140777#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 140782#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 140783#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 140780#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 140781#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 140786#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 140787#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 140784#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 140785#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 140150#false, 140790#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 140791#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 140788#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 140149#true, 140789#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 140794#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 140795#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 140792#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 140793#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 140798#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 140799#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 140796#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 140797#(<= |#Ultimate.C_memset_#t~loopctr38| 70)] [2018-04-13 14:30:49,403 INFO L134 CoverageAnalysis]: Checked inductivity of 7881 backedges. 3620 proven. 3081 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:49,403 INFO L442 AbstractCegarLoop]: Interpolant automaton has 89 states [2018-04-13 14:30:49,403 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2018-04-13 14:30:49,403 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3258, Invalid=4574, Unknown=0, NotChecked=0, Total=7832 [2018-04-13 14:30:49,403 INFO L87 Difference]: Start difference. First operand 492 states and 675 transitions. Second operand 89 states. [2018-04-13 14:30:52,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:30:52,839 INFO L93 Difference]: Finished difference Result 696 states and 863 transitions. [2018-04-13 14:30:52,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 163 states. [2018-04-13 14:30:52,839 INFO L78 Accepts]: Start accepts. Automaton has 89 states. Word has length 260 [2018-04-13 14:30:52,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:30:52,840 INFO L225 Difference]: With dead ends: 696 [2018-04-13 14:30:52,840 INFO L226 Difference]: Without dead ends: 689 [2018-04-13 14:30:52,841 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3325 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=8636, Invalid=19420, Unknown=0, NotChecked=0, Total=28056 [2018-04-13 14:30:52,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2018-04-13 14:30:52,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 493. [2018-04-13 14:30:52,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2018-04-13 14:30:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 677 transitions. [2018-04-13 14:30:52,847 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 677 transitions. Word has length 260 [2018-04-13 14:30:52,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:30:52,847 INFO L459 AbstractCegarLoop]: Abstraction has 493 states and 677 transitions. [2018-04-13 14:30:52,847 INFO L460 AbstractCegarLoop]: Interpolant automaton has 89 states. [2018-04-13 14:30:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 677 transitions. [2018-04-13 14:30:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-04-13 14:30:52,848 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:30:52,848 INFO L355 BasicCegarLoop]: trace histogram [119, 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] [2018-04-13 14:30:52,848 INFO L408 AbstractCegarLoop]: === Iteration 93 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:30:52,848 INFO L82 PathProgramCache]: Analyzing trace with hash -506013987, now seen corresponding path program 80 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:30:52,851 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:30:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:53,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:30:55,324 INFO L134 CoverageAnalysis]: Checked inductivity of 8005 backedges. 3665 proven. 3160 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:55,342 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:30:55,342 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [90] total 90 [2018-04-13 14:30:55,342 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:30:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:30:55,342 INFO L182 omatonBuilderFactory]: Interpolants [142734#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 142735#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 142738#(= 3 |#Ultimate.C_memset_#t~loopctr38|), 142739#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 142736#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 142737#(= |#Ultimate.C_memset_#t~loopctr38| 2), 142742#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 142743#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 142740#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 142741#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 142746#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 142747#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 142744#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 142745#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 142750#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 142751#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 142748#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 142749#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 142754#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 142755#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 142752#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 142753#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 142758#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 142759#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 142756#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 142757#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 142762#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 142763#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 142760#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 142761#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 142766#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 142767#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 142764#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 142765#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 142770#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 142771#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 142768#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 142769#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 142774#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 142775#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 142388#(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$.offset)|)), 142772#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 142389#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 142773#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 142778#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 142779#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 142776#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 142648#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 142649#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 142777#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 142782#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 142783#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 142780#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 142781#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 142786#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 142787#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 142784#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 142785#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 142790#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 142791#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 142788#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 142789#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 142154#true, 142794#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 142155#false, 142795#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 142792#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 142793#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 142798#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 142799#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 142796#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 142797#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 142802#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 142803#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 142800#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 142801#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 142806#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 142423#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 142807#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 142804#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 142805#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 142810#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 142811#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 142808#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 142809#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 142814#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 142815#(not (= 119 |#Ultimate.C_memset_#amount|)), 142556#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 142812#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 142813#(<= |#Ultimate.C_memset_#t~loopctr38| 78)] [2018-04-13 14:30:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8005 backedges. 3665 proven. 3160 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:30:55,343 INFO L442 AbstractCegarLoop]: Interpolant automaton has 90 states [2018-04-13 14:30:55,343 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2018-04-13 14:30:55,344 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3334, Invalid=4676, Unknown=0, NotChecked=0, Total=8010 [2018-04-13 14:30:55,344 INFO L87 Difference]: Start difference. First operand 493 states and 677 transitions. Second operand 90 states. [2018-04-13 14:31:00,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:00,460 INFO L93 Difference]: Finished difference Result 699 states and 867 transitions. [2018-04-13 14:31:00,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 165 states. [2018-04-13 14:31:00,461 INFO L78 Accepts]: Start accepts. Automaton has 90 states. Word has length 261 [2018-04-13 14:31:00,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:00,461 INFO L225 Difference]: With dead ends: 699 [2018-04-13 14:31:00,462 INFO L226 Difference]: Without dead ends: 692 [2018-04-13 14:31:00,462 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 168 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3405 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=8857, Invalid=19873, Unknown=0, NotChecked=0, Total=28730 [2018-04-13 14:31:00,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 692 states. [2018-04-13 14:31:00,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 692 to 494. [2018-04-13 14:31:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 494 states. [2018-04-13 14:31:00,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 679 transitions. [2018-04-13 14:31:00,467 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 679 transitions. Word has length 261 [2018-04-13 14:31:00,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:00,467 INFO L459 AbstractCegarLoop]: Abstraction has 494 states and 679 transitions. [2018-04-13 14:31:00,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 90 states. [2018-04-13 14:31:00,467 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 679 transitions. [2018-04-13 14:31:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-04-13 14:31:00,468 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:00,468 INFO L355 BasicCegarLoop]: trace histogram [120, 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] [2018-04-13 14:31:00,468 INFO L408 AbstractCegarLoop]: === Iteration 94 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:00,468 INFO L82 PathProgramCache]: Analyzing trace with hash -743969048, now seen corresponding path program 81 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:00,473 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:00,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:03,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8130 backedges. 3710 proven. 3240 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:03,311 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:03,311 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [91] total 91 [2018-04-13 14:31:03,311 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:03,311 INFO L182 omatonBuilderFactory]: Interpolants [144770#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 144771#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 144768#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 144769#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 144774#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 144775#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 144772#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 144773#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 144778#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 144779#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 144776#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 144777#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 144782#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 144783#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 144780#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 144781#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 144786#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 144787#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 144784#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 144785#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 144790#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 144791#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 144404#(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$.offset)|)), 144788#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 144405#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 144789#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 144666#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 144794#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 144795#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 144792#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 144793#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 144665#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 144798#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 144799#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 144796#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 144797#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 144802#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 144803#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 144800#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 144801#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 144806#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 144807#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 144804#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 144805#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 144170#false, 144810#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 144811#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 144808#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 144169#true, 144809#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 144814#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 144815#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 144812#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 144813#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 144818#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 144819#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 144816#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 144817#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 144822#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 144439#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 144823#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 144820#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 144821#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 144826#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 144827#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 144824#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 144825#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 144830#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 144831#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 144572#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 144828#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 144829#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 144834#(not (= 119 |#Ultimate.C_memset_#amount|)), 144832#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 144833#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 144754#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 144755#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 144752#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 144753#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 144758#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 144759#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 144756#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 144757#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 144762#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 144763#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 144760#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 144761#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 144766#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 144767#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 144764#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 144765#(<= |#Ultimate.C_memset_#t~loopctr38| 12)] [2018-04-13 14:31:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 8130 backedges. 3710 proven. 3240 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:03,312 INFO L442 AbstractCegarLoop]: Interpolant automaton has 91 states [2018-04-13 14:31:03,312 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2018-04-13 14:31:03,313 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3422, Invalid=4768, Unknown=0, NotChecked=0, Total=8190 [2018-04-13 14:31:03,313 INFO L87 Difference]: Start difference. First operand 494 states and 679 transitions. Second operand 91 states. [2018-04-13 14:31:08,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:08,236 INFO L93 Difference]: Finished difference Result 702 states and 871 transitions. [2018-04-13 14:31:08,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 167 states. [2018-04-13 14:31:08,236 INFO L78 Accepts]: Start accepts. Automaton has 91 states. Word has length 262 [2018-04-13 14:31:08,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:08,237 INFO L225 Difference]: With dead ends: 702 [2018-04-13 14:31:08,237 INFO L226 Difference]: Without dead ends: 695 [2018-04-13 14:31:08,238 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 170 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3491 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=9097, Invalid=20315, Unknown=0, NotChecked=0, Total=29412 [2018-04-13 14:31:08,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2018-04-13 14:31:08,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 495. [2018-04-13 14:31:08,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2018-04-13 14:31:08,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 681 transitions. [2018-04-13 14:31:08,242 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 681 transitions. Word has length 262 [2018-04-13 14:31:08,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:08,242 INFO L459 AbstractCegarLoop]: Abstraction has 495 states and 681 transitions. [2018-04-13 14:31:08,243 INFO L460 AbstractCegarLoop]: Interpolant automaton has 91 states. [2018-04-13 14:31:08,243 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 681 transitions. [2018-04-13 14:31:08,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-04-13 14:31:08,243 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:08,243 INFO L355 BasicCegarLoop]: trace histogram [121, 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] [2018-04-13 14:31:08,243 INFO L408 AbstractCegarLoop]: === Iteration 95 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:08,244 INFO L82 PathProgramCache]: Analyzing trace with hash 469358653, now seen corresponding path program 82 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:08,246 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:10,837 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 3755 proven. 3321 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:10,855 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:10,855 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [92] total 92 [2018-04-13 14:31:10,855 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:10,855 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:10,856 INFO L182 omatonBuilderFactory]: Interpolants [146818#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 146819#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 146816#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 146817#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 146822#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 146823#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 146820#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 146692#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 146693#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 146821#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 146826#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 146827#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 146824#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 146825#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 146830#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 146831#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 146828#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 146829#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 146194#true, 146834#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 146195#false, 146835#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 146832#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 146833#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 146838#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 146839#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 146836#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 146837#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 146842#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 146843#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 146840#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 146841#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 146846#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 146847#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 146844#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 146845#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 146850#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 146851#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 146848#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 146465#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 146849#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 146598#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 146854#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 146855#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 146852#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 146853#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 146858#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 146859#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 146856#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 146857#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 146862#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 146863#(not (= 119 |#Ultimate.C_memset_#amount|)), 146860#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 146861#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 146782#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 146783#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 146780#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 146781#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 146786#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 146787#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 146784#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 146785#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 146790#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 146791#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 146788#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 146789#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 146794#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 146795#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 146792#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 146793#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 146798#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 146799#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 146796#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 146797#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 146802#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 146803#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 146800#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 146801#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 146806#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 146807#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 146804#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 146805#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 146810#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 146811#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 146808#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 146809#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 146430#(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$.offset)|)), 146814#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 146431#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 146815#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 146812#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 146813#(<= |#Ultimate.C_memset_#t~loopctr38| 32)] [2018-04-13 14:31:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 3755 proven. 3321 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:10,856 INFO L442 AbstractCegarLoop]: Interpolant automaton has 92 states [2018-04-13 14:31:10,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2018-04-13 14:31:10,857 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3505, Invalid=4867, Unknown=0, NotChecked=0, Total=8372 [2018-04-13 14:31:10,857 INFO L87 Difference]: Start difference. First operand 495 states and 681 transitions. Second operand 92 states. [2018-04-13 14:31:15,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:15,189 INFO L93 Difference]: Finished difference Result 705 states and 875 transitions. [2018-04-13 14:31:15,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2018-04-13 14:31:15,189 INFO L78 Accepts]: Start accepts. Automaton has 92 states. Word has length 263 [2018-04-13 14:31:15,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:15,191 INFO L225 Difference]: With dead ends: 705 [2018-04-13 14:31:15,191 INFO L226 Difference]: Without dead ends: 698 [2018-04-13 14:31:15,192 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 172 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3575 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=9331, Invalid=20771, Unknown=0, NotChecked=0, Total=30102 [2018-04-13 14:31:15,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2018-04-13 14:31:15,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 496. [2018-04-13 14:31:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 496 states. [2018-04-13 14:31:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 496 states and 683 transitions. [2018-04-13 14:31:15,197 INFO L78 Accepts]: Start accepts. Automaton has 496 states and 683 transitions. Word has length 263 [2018-04-13 14:31:15,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:15,197 INFO L459 AbstractCegarLoop]: Abstraction has 496 states and 683 transitions. [2018-04-13 14:31:15,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 92 states. [2018-04-13 14:31:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 683 transitions. [2018-04-13 14:31:15,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-04-13 14:31:15,198 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:15,198 INFO L355 BasicCegarLoop]: trace histogram [122, 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] [2018-04-13 14:31:15,198 INFO L408 AbstractCegarLoop]: === Iteration 96 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:15,198 INFO L82 PathProgramCache]: Analyzing trace with hash -572188280, now seen corresponding path program 83 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:15,200 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:17,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8383 backedges. 3800 proven. 3403 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:17,805 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:17,806 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [93] total 93 [2018-04-13 14:31:17,806 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:17,806 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:17,806 INFO L182 omatonBuilderFactory]: Interpolants [148866#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 148867#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 148864#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 148865#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 148230#false, 148870#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 148871#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 148868#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 148229#true, 148869#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 148874#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 148875#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 148872#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 148873#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 148878#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 148879#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 148876#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 148877#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 148882#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 148883#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 148880#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 148881#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 148886#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 148887#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 148884#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 148501#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 148885#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 148634#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 148890#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 148891#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 148888#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 148889#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 148894#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 148895#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 148892#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 148893#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 148898#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 148899#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 148896#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 148897#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 148902#(not (= |#Ultimate.C_memset_#amount| 119)), 148900#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 148901#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 148818#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 148819#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 148822#(= |#Ultimate.C_memset_#t~loopctr38| 3), 148823#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 148820#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 148821#(= |#Ultimate.C_memset_#t~loopctr38| 2), 148826#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 148827#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 148824#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 148825#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 148830#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 148831#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 148828#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 148829#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 148834#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 148835#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 148832#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 148833#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 148838#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 148839#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 148836#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 148837#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 148842#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 148843#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 148840#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 148841#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 148846#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 148847#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 148844#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 148845#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 148466#(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$.offset)|)), 148850#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 148467#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 148851#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 148848#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 148849#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 148854#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 148855#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 148852#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 148853#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 148730#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 148858#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 148859#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 148856#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 148857#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 148729#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 148862#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 148863#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 148860#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 148861#(<= |#Ultimate.C_memset_#t~loopctr38| 42)] [2018-04-13 14:31:17,807 INFO L134 CoverageAnalysis]: Checked inductivity of 8383 backedges. 3800 proven. 3403 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:17,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-04-13 14:31:17,807 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-04-13 14:31:17,808 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3583, Invalid=4973, Unknown=0, NotChecked=0, Total=8556 [2018-04-13 14:31:17,808 INFO L87 Difference]: Start difference. First operand 496 states and 683 transitions. Second operand 93 states. [2018-04-13 14:31:22,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:22,050 INFO L93 Difference]: Finished difference Result 708 states and 879 transitions. [2018-04-13 14:31:22,050 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2018-04-13 14:31:22,050 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 264 [2018-04-13 14:31:22,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:22,051 INFO L225 Difference]: With dead ends: 708 [2018-04-13 14:31:22,051 INFO L226 Difference]: Without dead ends: 701 [2018-04-13 14:31:22,052 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3657 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=9559, Invalid=21241, Unknown=0, NotChecked=0, Total=30800 [2018-04-13 14:31:22,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2018-04-13 14:31:22,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 497. [2018-04-13 14:31:22,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2018-04-13 14:31:22,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 685 transitions. [2018-04-13 14:31:22,057 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 685 transitions. Word has length 264 [2018-04-13 14:31:22,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:22,057 INFO L459 AbstractCegarLoop]: Abstraction has 497 states and 685 transitions. [2018-04-13 14:31:22,057 INFO L460 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-04-13 14:31:22,057 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 685 transitions. [2018-04-13 14:31:22,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-04-13 14:31:22,058 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:22,058 INFO L355 BasicCegarLoop]: trace histogram [123, 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] [2018-04-13 14:31:22,058 INFO L408 AbstractCegarLoop]: === Iteration 97 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:22,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1499595165, now seen corresponding path program 84 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:22,072 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:24,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 3845 proven. 3486 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:24,778 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:24,778 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2018-04-13 14:31:24,778 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:24,779 INFO L182 omatonBuilderFactory]: Interpolants [150274#true, 150914#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 150275#false, 150915#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 150912#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 150913#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 150918#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 150919#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 150916#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 150917#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 150922#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 150923#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 150920#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 150921#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 150926#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 150927#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 150924#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 150925#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 150930#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 150547#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 150931#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 150928#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 150929#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 150934#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 150935#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 150932#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 150933#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 150938#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 150939#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 150680#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 150936#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 150937#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 150942#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 150943#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 150940#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 150941#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 150946#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 150947#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 150944#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 150945#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 150950#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 150951#(not (= 119 |#Ultimate.C_memset_#amount|)), 150948#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 150949#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 150866#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 150867#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 150870#(= |#Ultimate.C_memset_#t~loopctr38| 3), 150871#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 150868#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 150869#(= |#Ultimate.C_memset_#t~loopctr38| 2), 150874#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 150875#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 150872#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 150873#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 150878#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 150879#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 150876#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 150877#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 150882#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 150883#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 150880#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 150881#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 150886#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 150887#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 150884#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 150885#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 150890#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 150891#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 150888#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 150889#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 150894#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 150895#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 150892#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 150893#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 150898#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 150899#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 150512#(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$.offset)|)), 150896#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 150513#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 150897#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 150902#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 150903#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 150900#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 150901#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 150906#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 150907#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 150904#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 150776#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 150777#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 150905#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 150910#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 150911#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 150908#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 150909#(<= |#Ultimate.C_memset_#t~loopctr38| 42)] [2018-04-13 14:31:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8511 backedges. 3845 proven. 3486 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:24,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 94 states [2018-04-13 14:31:24,780 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2018-04-13 14:31:24,780 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3668, Invalid=5074, Unknown=0, NotChecked=0, Total=8742 [2018-04-13 14:31:24,780 INFO L87 Difference]: Start difference. First operand 497 states and 685 transitions. Second operand 94 states. [2018-04-13 14:31:29,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:29,058 INFO L93 Difference]: Finished difference Result 711 states and 883 transitions. [2018-04-13 14:31:29,058 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 173 states. [2018-04-13 14:31:29,058 INFO L78 Accepts]: Start accepts. Automaton has 94 states. Word has length 265 [2018-04-13 14:31:29,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:29,059 INFO L225 Difference]: With dead ends: 711 [2018-04-13 14:31:29,059 INFO L226 Difference]: Without dead ends: 704 [2018-04-13 14:31:29,059 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3743 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=9799, Invalid=21707, Unknown=0, NotChecked=0, Total=31506 [2018-04-13 14:31:29,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2018-04-13 14:31:29,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 498. [2018-04-13 14:31:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-04-13 14:31:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 687 transitions. [2018-04-13 14:31:29,064 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 687 transitions. Word has length 265 [2018-04-13 14:31:29,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:29,064 INFO L459 AbstractCegarLoop]: Abstraction has 498 states and 687 transitions. [2018-04-13 14:31:29,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 94 states. [2018-04-13 14:31:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 687 transitions. [2018-04-13 14:31:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-04-13 14:31:29,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:29,065 INFO L355 BasicCegarLoop]: trace histogram [124, 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] [2018-04-13 14:31:29,065 INFO L408 AbstractCegarLoop]: === Iteration 98 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:29,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1300372520, now seen corresponding path program 85 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:29,067 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 8640 backedges. 3890 proven. 3570 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:31,785 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:31,786 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [95] total 95 [2018-04-13 14:31:31,786 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:31,786 INFO L182 omatonBuilderFactory]: Interpolants [152834#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 152962#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 152963#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 152960#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 152961#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 152833#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 152966#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 152967#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 152964#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 152965#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 152330#false, 152970#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 152971#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 152968#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 152329#true, 152969#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 152974#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 152975#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 152972#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 152973#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 152978#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 152979#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 152976#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 152977#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 152982#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 152983#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 152980#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 152981#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 152986#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 152603#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 152987#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 152984#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 152985#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 152990#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 152991#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 152988#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 152989#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 152994#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 152995#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 152736#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 152992#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 152993#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 152998#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 152999#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 152996#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 152997#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 153002#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 153003#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 153000#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 153001#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 153006#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 153007#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 153004#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 153005#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 153010#(not (= 119 |#Ultimate.C_memset_#amount|)), 153008#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 153009#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 152926#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 152927#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 152924#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 152925#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 152930#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 152931#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 152928#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 152929#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 152934#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 152935#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 152932#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 152933#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 152938#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 152939#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 152936#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 152937#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 152942#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 152943#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 152940#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 152941#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 152946#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 152947#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 152944#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 152945#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 152950#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 152951#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 152948#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 152949#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 152954#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 152955#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 152568#(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$.offset)|)), 152952#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 152569#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 152953#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 152958#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 152959#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 152956#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 152957#(<= |#Ultimate.C_memset_#t~loopctr38| 32)] [2018-04-13 14:31:31,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8640 backedges. 3890 proven. 3570 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:31,787 INFO L442 AbstractCegarLoop]: Interpolant automaton has 95 states [2018-04-13 14:31:31,787 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2018-04-13 14:31:31,787 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3760, Invalid=5170, Unknown=0, NotChecked=0, Total=8930 [2018-04-13 14:31:31,787 INFO L87 Difference]: Start difference. First operand 498 states and 687 transitions. Second operand 95 states. [2018-04-13 14:31:36,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:36,399 INFO L93 Difference]: Finished difference Result 714 states and 887 transitions. [2018-04-13 14:31:36,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 175 states. [2018-04-13 14:31:36,399 INFO L78 Accepts]: Start accepts. Automaton has 95 states. Word has length 266 [2018-04-13 14:31:36,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:36,400 INFO L225 Difference]: With dead ends: 714 [2018-04-13 14:31:36,400 INFO L226 Difference]: Without dead ends: 707 [2018-04-13 14:31:36,401 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3833 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=10051, Invalid=22169, Unknown=0, NotChecked=0, Total=32220 [2018-04-13 14:31:36,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2018-04-13 14:31:36,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 499. [2018-04-13 14:31:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-04-13 14:31:36,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 689 transitions. [2018-04-13 14:31:36,405 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 689 transitions. Word has length 266 [2018-04-13 14:31:36,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:36,406 INFO L459 AbstractCegarLoop]: Abstraction has 499 states and 689 transitions. [2018-04-13 14:31:36,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 95 states. [2018-04-13 14:31:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 689 transitions. [2018-04-13 14:31:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-04-13 14:31:36,406 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:36,406 INFO L355 BasicCegarLoop]: trace histogram [125, 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] [2018-04-13 14:31:36,407 INFO L408 AbstractCegarLoop]: === Iteration 99 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:36,407 INFO L82 PathProgramCache]: Analyzing trace with hash -580562179, now seen corresponding path program 86 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:36,424 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:39,215 INFO L134 CoverageAnalysis]: Checked inductivity of 8770 backedges. 3935 proven. 3655 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:39,233 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:39,233 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [96] total 96 [2018-04-13 14:31:39,234 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:39,234 INFO L182 omatonBuilderFactory]: Interpolants [155010#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 155011#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 155008#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 155009#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 155014#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 155015#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 155012#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 155013#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 154634#(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$.offset)|)), 155018#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 154635#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 155019#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 155016#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 155017#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 155022#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 155023#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 155020#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 155021#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 155026#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 155027#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 155024#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 155025#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 155030#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 155031#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 155028#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 154900#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 154901#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 155029#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 154394#true, 155034#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 154395#false, 155035#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 155032#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 155033#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 155038#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 155039#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 155036#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 155037#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 155042#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 155043#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 155040#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 155041#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 155046#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 155047#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 155044#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 155045#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 155050#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 155051#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 155048#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 155049#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 155054#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 155055#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 155052#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 154669#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 155053#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 154802#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 155058#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 155059#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 155056#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 155057#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 155062#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 155063#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 155060#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 155061#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 155066#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 155067#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 155064#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 155065#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 155070#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 155071#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 155068#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 155069#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 155074#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 155075#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 155072#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 155073#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 155078#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 155079#(not (= 119 |#Ultimate.C_memset_#amount|)), 155076#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 155077#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 154994#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 154995#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 154992#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 154993#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 154998#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 154999#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 154996#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 154997#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 155002#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 155003#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 155000#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 155001#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 155006#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 155007#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 155004#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 155005#(<= |#Ultimate.C_memset_#t~loopctr38| 12)] [2018-04-13 14:31:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 8770 backedges. 3935 proven. 3655 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:39,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 96 states [2018-04-13 14:31:39,235 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2018-04-13 14:31:39,235 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3847, Invalid=5273, Unknown=0, NotChecked=0, Total=9120 [2018-04-13 14:31:39,235 INFO L87 Difference]: Start difference. First operand 499 states and 689 transitions. Second operand 96 states. [2018-04-13 14:31:44,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:44,469 INFO L93 Difference]: Finished difference Result 717 states and 891 transitions. [2018-04-13 14:31:44,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 177 states. [2018-04-13 14:31:44,469 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 267 [2018-04-13 14:31:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:44,470 INFO L225 Difference]: With dead ends: 717 [2018-04-13 14:31:44,470 INFO L226 Difference]: Without dead ends: 710 [2018-04-13 14:31:44,471 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 180 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3921 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=10297, Invalid=22645, Unknown=0, NotChecked=0, Total=32942 [2018-04-13 14:31:44,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2018-04-13 14:31:44,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 500. [2018-04-13 14:31:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2018-04-13 14:31:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 691 transitions. [2018-04-13 14:31:44,475 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 691 transitions. Word has length 267 [2018-04-13 14:31:44,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:44,476 INFO L459 AbstractCegarLoop]: Abstraction has 500 states and 691 transitions. [2018-04-13 14:31:44,476 INFO L460 AbstractCegarLoop]: Interpolant automaton has 96 states. [2018-04-13 14:31:44,476 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 691 transitions. [2018-04-13 14:31:44,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-04-13 14:31:44,476 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:44,476 INFO L355 BasicCegarLoop]: trace histogram [126, 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] [2018-04-13 14:31:44,477 INFO L408 AbstractCegarLoop]: === Iteration 100 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:44,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1240004296, now seen corresponding path program 87 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:44,479 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:47,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8901 backedges. 3980 proven. 3741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:47,305 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:47,305 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [97] total 97 [2018-04-13 14:31:47,305 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:47,305 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:47,305 INFO L182 omatonBuilderFactory]: Interpolants [156710#(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$.offset)|)), 156711#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 156978#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 156977#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 156470#false, 156469#true, 156745#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 157070#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 157071#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 157074#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 157075#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 157072#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 157073#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 157078#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 157079#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 157076#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 157077#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 157082#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 157083#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 157080#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 157081#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 157086#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 157087#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 157084#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 157085#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 157090#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 157091#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 157088#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 157089#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 157094#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 157095#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 157092#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 157093#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 157098#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 157099#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 157096#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 157097#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 157102#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 157103#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 157100#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 157101#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 157106#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 157107#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 157104#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 157105#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 157110#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 157111#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 157108#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 157109#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 157114#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 157115#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 157112#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 157113#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 157118#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 157119#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 157116#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 157117#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 157122#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 157123#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 157120#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 157121#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 157126#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 157127#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 157124#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 157125#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 157130#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 157131#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 157128#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 157129#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 156878#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 157134#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 157135#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 157132#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 157133#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 157138#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 157139#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 157136#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 157137#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 157142#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 157143#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 157140#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 157141#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 157146#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 157147#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 157144#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 157145#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 157150#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 157151#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 157148#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 157149#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 157154#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 157155#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 157152#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 157153#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 157158#(not (= 119 |#Ultimate.C_memset_#amount|)), 157156#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 157157#(<= |#Ultimate.C_memset_#t~loopctr38| 86)] [2018-04-13 14:31:47,306 INFO L134 CoverageAnalysis]: Checked inductivity of 8901 backedges. 3980 proven. 3741 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:47,306 INFO L442 AbstractCegarLoop]: Interpolant automaton has 97 states [2018-04-13 14:31:47,306 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2018-04-13 14:31:47,306 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3935, Invalid=5377, Unknown=0, NotChecked=0, Total=9312 [2018-04-13 14:31:47,307 INFO L87 Difference]: Start difference. First operand 500 states and 691 transitions. Second operand 97 states. [2018-04-13 14:31:52,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:52,991 INFO L93 Difference]: Finished difference Result 720 states and 895 transitions. [2018-04-13 14:31:52,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2018-04-13 14:31:52,991 INFO L78 Accepts]: Start accepts. Automaton has 97 states. Word has length 268 [2018-04-13 14:31:52,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:52,992 INFO L225 Difference]: With dead ends: 720 [2018-04-13 14:31:52,992 INFO L226 Difference]: Without dead ends: 713 [2018-04-13 14:31:52,992 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4010 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=10546, Invalid=23126, Unknown=0, NotChecked=0, Total=33672 [2018-04-13 14:31:52,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 713 states. [2018-04-13 14:31:52,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 713 to 501. [2018-04-13 14:31:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2018-04-13 14:31:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 693 transitions. [2018-04-13 14:31:52,997 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 693 transitions. Word has length 268 [2018-04-13 14:31:52,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:52,997 INFO L459 AbstractCegarLoop]: Abstraction has 501 states and 693 transitions. [2018-04-13 14:31:52,997 INFO L460 AbstractCegarLoop]: Interpolant automaton has 97 states. [2018-04-13 14:31:52,997 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 693 transitions. [2018-04-13 14:31:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-04-13 14:31:52,998 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:52,998 INFO L355 BasicCegarLoop]: trace histogram [127, 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] [2018-04-13 14:31:52,998 INFO L408 AbstractCegarLoop]: === Iteration 101 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:52,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1842990173, now seen corresponding path program 88 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:53,001 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:31:55,795 INFO L134 CoverageAnalysis]: Checked inductivity of 9033 backedges. 4025 proven. 3828 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:55,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:31:55,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [98] total 98 [2018-04-13 14:31:55,813 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:31:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:31:55,813 INFO L182 omatonBuilderFactory]: Interpolants [159234#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 159235#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 159232#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 159233#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 159238#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 159239#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 159236#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 159237#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 159242#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 159243#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 159240#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 159241#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 159246#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 159247#(not (= 119 |#Ultimate.C_memset_#amount|)), 159244#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 159245#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 158796#(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$.offset)|)), 158797#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 158554#true, 158555#false, 159064#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 159065#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 158831#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 159158#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 159159#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 159162#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 159163#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 159160#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 159161#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 159166#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 159167#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 159164#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 159165#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 159170#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 159171#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 159168#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 159169#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 159174#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 159175#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 159172#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 159173#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 159178#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 159179#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 159176#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 159177#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 159182#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 159183#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 159180#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 159181#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 159186#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 159187#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 159184#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 159185#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 159190#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 159191#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 159188#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 159189#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 159194#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 159195#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 159192#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 159193#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 159198#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 159199#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 159196#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 159197#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 159202#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 159203#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 159200#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 159201#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 159206#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 159207#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 159204#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 159205#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 159210#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 159211#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 159208#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 159209#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 159214#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 159215#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 159212#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 159213#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 159218#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 159219#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 159216#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 159217#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 159222#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 159223#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 158964#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 159220#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 159221#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 159226#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 159227#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 159224#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 159225#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 159230#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 159231#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 159228#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 159229#(<= |#Ultimate.C_memset_#t~loopctr38| 70)] [2018-04-13 14:31:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9033 backedges. 4025 proven. 3828 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:31:55,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 98 states [2018-04-13 14:31:55,814 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2018-04-13 14:31:55,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4024, Invalid=5482, Unknown=0, NotChecked=0, Total=9506 [2018-04-13 14:31:55,815 INFO L87 Difference]: Start difference. First operand 501 states and 693 transitions. Second operand 98 states. [2018-04-13 14:31:59,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:31:59,894 INFO L93 Difference]: Finished difference Result 723 states and 899 transitions. [2018-04-13 14:31:59,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 181 states. [2018-04-13 14:31:59,894 INFO L78 Accepts]: Start accepts. Automaton has 98 states. Word has length 269 [2018-04-13 14:31:59,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:31:59,895 INFO L225 Difference]: With dead ends: 723 [2018-04-13 14:31:59,896 INFO L226 Difference]: Without dead ends: 716 [2018-04-13 14:31:59,897 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4100 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=10798, Invalid=23612, Unknown=0, NotChecked=0, Total=34410 [2018-04-13 14:31:59,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2018-04-13 14:31:59,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 502. [2018-04-13 14:31:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2018-04-13 14:31:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 695 transitions. [2018-04-13 14:31:59,901 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 695 transitions. Word has length 269 [2018-04-13 14:31:59,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:31:59,901 INFO L459 AbstractCegarLoop]: Abstraction has 502 states and 695 transitions. [2018-04-13 14:31:59,902 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states. [2018-04-13 14:31:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 695 transitions. [2018-04-13 14:31:59,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-04-13 14:31:59,902 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:31:59,902 INFO L355 BasicCegarLoop]: trace histogram [128, 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] [2018-04-13 14:31:59,902 INFO L408 AbstractCegarLoop]: === Iteration 102 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:31:59,903 INFO L82 PathProgramCache]: Analyzing trace with hash -939284120, now seen corresponding path program 89 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:31:59,905 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:31:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 9166 backedges. 4070 proven. 3916 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:03,044 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:03,044 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [99] total 99 [2018-04-13 14:32:03,044 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:03,045 INFO L182 omatonBuilderFactory]: Interpolants [161282#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 161283#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 161280#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 161281#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 161286#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 161287#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 161284#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 161285#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 161290#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 161291#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 161288#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 161289#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 161294#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 161295#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 161292#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 161293#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 161298#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 161299#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 161296#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 161297#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 161302#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 161303#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 161300#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 161301#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 161306#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 161307#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 161304#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 161305#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 161310#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 161311#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 161308#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 161309#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 161314#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 161315#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 161312#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 161313#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 161318#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 161319#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 161060#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 161316#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 161317#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 161322#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 161323#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 161320#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 161321#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 161326#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 161327#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 161324#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 161325#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 161330#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 161331#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 161328#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 161329#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 161334#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 161335#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 161332#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 161333#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 161338#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 161339#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 161336#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 161337#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 161342#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 161343#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 161340#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 161341#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 161346#(not (= |#Ultimate.C_memset_#amount| 119)), 161344#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 161345#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 160892#(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$.offset)|)), 160893#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 160650#false, 161162#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 160649#true, 161161#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 160927#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 161258#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 161259#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 161256#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 161257#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 161262#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 161263#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 161260#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 161261#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 161266#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 161267#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 161264#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 161265#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 161270#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 161271#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 161268#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 161269#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 161274#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 161275#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 161272#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 161273#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 161278#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 161279#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 161276#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 161277#(<= |#Ultimate.C_memset_#t~loopctr38| 20)] [2018-04-13 14:32:03,045 INFO L134 CoverageAnalysis]: Checked inductivity of 9166 backedges. 4070 proven. 3916 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:03,045 INFO L442 AbstractCegarLoop]: Interpolant automaton has 99 states [2018-04-13 14:32:03,045 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2018-04-13 14:32:03,046 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4114, Invalid=5588, Unknown=0, NotChecked=0, Total=9702 [2018-04-13 14:32:03,046 INFO L87 Difference]: Start difference. First operand 502 states and 695 transitions. Second operand 99 states. [2018-04-13 14:32:08,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:08,281 INFO L93 Difference]: Finished difference Result 726 states and 903 transitions. [2018-04-13 14:32:08,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 183 states. [2018-04-13 14:32:08,281 INFO L78 Accepts]: Start accepts. Automaton has 99 states. Word has length 270 [2018-04-13 14:32:08,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:08,282 INFO L225 Difference]: With dead ends: 726 [2018-04-13 14:32:08,282 INFO L226 Difference]: Without dead ends: 719 [2018-04-13 14:32:08,283 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 186 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4191 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=11053, Invalid=24103, Unknown=0, NotChecked=0, Total=35156 [2018-04-13 14:32:08,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2018-04-13 14:32:08,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 503. [2018-04-13 14:32:08,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2018-04-13 14:32:08,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 697 transitions. [2018-04-13 14:32:08,289 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 697 transitions. Word has length 270 [2018-04-13 14:32:08,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:08,289 INFO L459 AbstractCegarLoop]: Abstraction has 503 states and 697 transitions. [2018-04-13 14:32:08,289 INFO L460 AbstractCegarLoop]: Interpolant automaton has 99 states. [2018-04-13 14:32:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 697 transitions. [2018-04-13 14:32:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-04-13 14:32:08,290 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:08,290 INFO L355 BasicCegarLoop]: trace histogram [129, 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] [2018-04-13 14:32:08,290 INFO L408 AbstractCegarLoop]: === Iteration 103 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:08,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1290441283, now seen corresponding path program 90 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:08,292 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:11,255 INFO L134 CoverageAnalysis]: Checked inductivity of 9300 backedges. 4115 proven. 4005 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:11,272 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:11,273 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [100] total 100 [2018-04-13 14:32:11,273 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:11,273 INFO L182 omatonBuilderFactory]: Interpolants [163366#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 163367#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 163364#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 163365#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 163370#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 163371#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 163368#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 163369#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 163374#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 163375#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 163372#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 163373#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 163378#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 163379#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 163376#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 163377#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 163382#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 163383#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 163380#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 163381#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 163386#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 163387#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 163384#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 163385#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 163390#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 163391#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 163388#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 163389#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 163394#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 163395#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 163392#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 163393#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 163398#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 163399#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 163396#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 163397#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 163402#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 163403#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 163400#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 163401#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 163406#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 163407#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 163404#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 163405#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 163410#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 163411#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 163408#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 163409#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 163414#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 163415#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 163412#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 163413#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 163418#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 163419#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 163416#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 163417#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 163166#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 163422#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 163423#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 163420#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 163421#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 163426#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 163427#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 163424#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 163425#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 163430#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 163431#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 163428#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 163429#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 163434#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 163435#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 163432#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 163433#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 163438#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 163439#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 163436#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 163437#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 163442#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 163443#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 163440#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 163441#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 163446#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 163447#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 163444#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 163445#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 163450#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 163451#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 163448#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 163449#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 163454#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 163455#(not (= 119 |#Ultimate.C_memset_#amount|)), 163452#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 163453#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 162998#(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$.offset)|)), 162999#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 162754#true, 162755#false, 163268#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 163269#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 163033#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:32:11,274 INFO L134 CoverageAnalysis]: Checked inductivity of 9300 backedges. 4115 proven. 4005 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:11,274 INFO L442 AbstractCegarLoop]: Interpolant automaton has 100 states [2018-04-13 14:32:11,274 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2018-04-13 14:32:11,275 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4205, Invalid=5695, Unknown=0, NotChecked=0, Total=9900 [2018-04-13 14:32:11,275 INFO L87 Difference]: Start difference. First operand 503 states and 697 transitions. Second operand 100 states. [2018-04-13 14:32:17,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:17,085 INFO L93 Difference]: Finished difference Result 729 states and 907 transitions. [2018-04-13 14:32:17,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2018-04-13 14:32:17,085 INFO L78 Accepts]: Start accepts. Automaton has 100 states. Word has length 271 [2018-04-13 14:32:17,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:17,086 INFO L225 Difference]: With dead ends: 729 [2018-04-13 14:32:17,086 INFO L226 Difference]: Without dead ends: 722 [2018-04-13 14:32:17,087 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4283 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=11311, Invalid=24599, Unknown=0, NotChecked=0, Total=35910 [2018-04-13 14:32:17,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2018-04-13 14:32:17,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 504. [2018-04-13 14:32:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2018-04-13 14:32:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 699 transitions. [2018-04-13 14:32:17,092 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 699 transitions. Word has length 271 [2018-04-13 14:32:17,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:17,092 INFO L459 AbstractCegarLoop]: Abstraction has 504 states and 699 transitions. [2018-04-13 14:32:17,092 INFO L460 AbstractCegarLoop]: Interpolant automaton has 100 states. [2018-04-13 14:32:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 699 transitions. [2018-04-13 14:32:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-04-13 14:32:17,093 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:17,093 INFO L355 BasicCegarLoop]: trace histogram [130, 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] [2018-04-13 14:32:17,093 INFO L408 AbstractCegarLoop]: === Iteration 104 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:17,093 INFO L82 PathProgramCache]: Analyzing trace with hash 708588552, now seen corresponding path program 91 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:17,103 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 9435 backedges. 4160 proven. 4095 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:20,182 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:20,182 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [101] total 101 [2018-04-13 14:32:20,182 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:20,183 INFO L182 omatonBuilderFactory]: Interpolants [164870#false, 164869#true, 165386#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 165385#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 165149#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 165482#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 165483#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 165486#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 165487#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 165484#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 165485#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 165490#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 165491#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 165488#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 165489#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 165494#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 165495#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 165492#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 165493#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 165498#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 165499#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 165496#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 165497#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 165502#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 165503#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 165500#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 165501#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 165506#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 165507#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 165504#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 165505#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 165510#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 165511#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 165508#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 165509#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 165514#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 165515#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 165512#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 165513#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 165518#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 165519#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 165516#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 165517#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 165522#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 165523#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 165520#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 165521#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 165526#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 165527#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 165524#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 165525#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 165530#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 165531#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 165528#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 165529#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 165534#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 165535#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 165532#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 165533#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 165282#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 165538#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 165539#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 165536#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 165537#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 165542#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 165543#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 165540#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 165541#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 165546#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 165547#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 165544#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 165545#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 165550#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 165551#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 165548#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 165549#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 165554#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 165555#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 165552#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 165553#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 165558#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 165559#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 165556#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 165557#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 165562#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 165563#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 165560#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 165561#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 165566#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 165567#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 165564#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 165565#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 165570#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 165571#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 165568#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 165569#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 165574#(not (= 119 |#Ultimate.C_memset_#amount|)), 165572#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 165573#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 165114#(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$.offset)|)), 165115#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:32:20,183 INFO L134 CoverageAnalysis]: Checked inductivity of 9435 backedges. 4160 proven. 4095 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:20,183 INFO L442 AbstractCegarLoop]: Interpolant automaton has 101 states [2018-04-13 14:32:20,184 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2018-04-13 14:32:20,184 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4297, Invalid=5803, Unknown=0, NotChecked=0, Total=10100 [2018-04-13 14:32:20,184 INFO L87 Difference]: Start difference. First operand 504 states and 699 transitions. Second operand 101 states. [2018-04-13 14:32:25,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:25,982 INFO L93 Difference]: Finished difference Result 732 states and 911 transitions. [2018-04-13 14:32:25,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 187 states. [2018-04-13 14:32:25,982 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 272 [2018-04-13 14:32:25,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:25,983 INFO L225 Difference]: With dead ends: 732 [2018-04-13 14:32:25,983 INFO L226 Difference]: Without dead ends: 725 [2018-04-13 14:32:25,984 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 190 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4376 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=11572, Invalid=25100, Unknown=0, NotChecked=0, Total=36672 [2018-04-13 14:32:25,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2018-04-13 14:32:25,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 505. [2018-04-13 14:32:25,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-04-13 14:32:25,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 701 transitions. [2018-04-13 14:32:25,988 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 701 transitions. Word has length 272 [2018-04-13 14:32:25,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:25,988 INFO L459 AbstractCegarLoop]: Abstraction has 505 states and 701 transitions. [2018-04-13 14:32:25,989 INFO L460 AbstractCegarLoop]: Interpolant automaton has 101 states. [2018-04-13 14:32:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 701 transitions. [2018-04-13 14:32:25,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-04-13 14:32:25,989 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:25,989 INFO L355 BasicCegarLoop]: trace histogram [131, 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] [2018-04-13 14:32:25,989 INFO L408 AbstractCegarLoop]: === Iteration 105 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:25,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1745996003, now seen corresponding path program 92 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:25,992 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 4205 proven. 4186 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:29,087 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:29,088 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [102] total 102 [2018-04-13 14:32:29,088 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:29,088 INFO L182 omatonBuilderFactory]: Interpolants [167682#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 167683#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 167680#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 167681#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 167686#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 167687#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 167684#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 167685#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 167690#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 167691#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 167688#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 167689#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 167694#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 167695#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 167692#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 167693#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 167698#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 167699#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 167696#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 167697#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 167702#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 167703#(not (= |#Ultimate.C_memset_#amount| 119)), 167700#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 167701#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 167240#(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$.offset)|)), 167241#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 166994#true, 166995#false, 167512#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 167513#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 167275#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 167610#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 167611#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 167614#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 167615#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 167612#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 167613#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 167618#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 167619#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 167616#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 167617#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 167622#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 167623#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 167620#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 167621#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 167626#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 167627#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 167624#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 167625#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 167630#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 167631#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 167628#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 167629#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 167634#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 167635#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 167632#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 167633#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 167638#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 167639#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 167636#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 167637#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 167642#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 167643#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 167640#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 167641#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 167646#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 167647#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 167644#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 167645#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 167650#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 167651#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 167648#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 167649#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 167654#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 167655#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 167652#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 167653#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 167658#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 167659#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 167656#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 167657#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 167662#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 167663#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 167660#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 167661#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 167666#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 167667#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 167408#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 167664#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 167665#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 167670#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 167671#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 167668#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 167669#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 167674#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 167675#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 167672#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 167673#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 167678#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 167679#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 167676#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 167677#(<= |#Ultimate.C_memset_#t~loopctr38| 66)] [2018-04-13 14:32:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 9571 backedges. 4205 proven. 4186 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:29,089 INFO L442 AbstractCegarLoop]: Interpolant automaton has 102 states [2018-04-13 14:32:29,089 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2018-04-13 14:32:29,089 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4389, Invalid=5913, Unknown=0, NotChecked=0, Total=10302 [2018-04-13 14:32:29,090 INFO L87 Difference]: Start difference. First operand 505 states and 701 transitions. Second operand 102 states. [2018-04-13 14:32:33,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:33,561 INFO L93 Difference]: Finished difference Result 735 states and 915 transitions. [2018-04-13 14:32:33,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2018-04-13 14:32:33,561 INFO L78 Accepts]: Start accepts. Automaton has 102 states. Word has length 273 [2018-04-13 14:32:33,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:33,562 INFO L225 Difference]: With dead ends: 735 [2018-04-13 14:32:33,562 INFO L226 Difference]: Without dead ends: 728 [2018-04-13 14:32:33,563 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4469 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=11834, Invalid=25608, Unknown=0, NotChecked=0, Total=37442 [2018-04-13 14:32:33,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2018-04-13 14:32:33,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 506. [2018-04-13 14:32:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 506 states. [2018-04-13 14:32:33,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 703 transitions. [2018-04-13 14:32:33,567 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 703 transitions. Word has length 273 [2018-04-13 14:32:33,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:33,568 INFO L459 AbstractCegarLoop]: Abstraction has 506 states and 703 transitions. [2018-04-13 14:32:33,568 INFO L460 AbstractCegarLoop]: Interpolant automaton has 102 states. [2018-04-13 14:32:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 703 transitions. [2018-04-13 14:32:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-04-13 14:32:33,569 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:33,569 INFO L355 BasicCegarLoop]: trace histogram [132, 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] [2018-04-13 14:32:33,569 INFO L408 AbstractCegarLoop]: === Iteration 106 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:33,569 INFO L82 PathProgramCache]: Analyzing trace with hash -528705880, now seen corresponding path program 93 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:33,571 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:36,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9708 backedges. 4250 proven. 4278 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:36,754 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:36,754 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [103] total 103 [2018-04-13 14:32:36,755 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:36,755 INFO L182 omatonBuilderFactory]: Interpolants [169750#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 169751#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 169748#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 169749#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 169754#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 169755#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 169752#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 169753#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 169758#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 169759#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 169756#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 169757#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 169762#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 169763#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 169760#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 169761#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 169766#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 169767#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 169764#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 169765#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 169770#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 169771#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 169768#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 169769#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 169774#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 169775#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 169772#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 169773#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 169778#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 169779#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 169776#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 169777#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 169782#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 169783#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 169780#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 169781#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 169786#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 169787#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 169784#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 169785#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 169790#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 169791#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 169788#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 169789#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 169794#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 169795#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 169792#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 169793#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 169798#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 169799#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 169796#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 169797#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 169802#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 169803#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 169544#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 169800#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 169801#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 169806#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 169807#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 169804#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 169805#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 169810#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 169811#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 169808#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 169809#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 169814#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 169815#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 169812#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 169813#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 169818#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 169819#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 169816#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 169817#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 169822#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 169823#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 169820#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 169821#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 169826#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 169827#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 169824#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 169825#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 169830#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 169831#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 169828#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 169829#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 169834#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 169835#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 169832#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 169833#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 169838#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 169839#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 169836#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 169837#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 169842#(not (= |#Ultimate.C_memset_#amount| 119)), 169840#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 169841#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 169376#(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$.offset)|)), 169377#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 169130#false, 169129#true, 169650#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 169649#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 169411#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:32:36,756 INFO L134 CoverageAnalysis]: Checked inductivity of 9708 backedges. 4250 proven. 4278 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:36,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 103 states [2018-04-13 14:32:36,756 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2018-04-13 14:32:36,757 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4484, Invalid=6022, Unknown=0, NotChecked=0, Total=10506 [2018-04-13 14:32:36,757 INFO L87 Difference]: Start difference. First operand 506 states and 703 transitions. Second operand 103 states. [2018-04-13 14:32:42,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:42,770 INFO L93 Difference]: Finished difference Result 738 states and 919 transitions. [2018-04-13 14:32:42,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 191 states. [2018-04-13 14:32:42,770 INFO L78 Accepts]: Start accepts. Automaton has 103 states. Word has length 274 [2018-04-13 14:32:42,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:42,771 INFO L225 Difference]: With dead ends: 738 [2018-04-13 14:32:42,771 INFO L226 Difference]: Without dead ends: 731 [2018-04-13 14:32:42,772 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4565 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=12103, Invalid=26117, Unknown=0, NotChecked=0, Total=38220 [2018-04-13 14:32:42,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2018-04-13 14:32:42,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 507. [2018-04-13 14:32:42,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2018-04-13 14:32:42,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 705 transitions. [2018-04-13 14:32:42,776 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 705 transitions. Word has length 274 [2018-04-13 14:32:42,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:42,776 INFO L459 AbstractCegarLoop]: Abstraction has 507 states and 705 transitions. [2018-04-13 14:32:42,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 103 states. [2018-04-13 14:32:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 705 transitions. [2018-04-13 14:32:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-04-13 14:32:42,777 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:42,777 INFO L355 BasicCegarLoop]: trace histogram [133, 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] [2018-04-13 14:32:42,777 INFO L408 AbstractCegarLoop]: === Iteration 107 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:42,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1447417731, now seen corresponding path program 94 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:42,779 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:45,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9846 backedges. 4295 proven. 4371 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:45,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:45,944 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [104] total 104 [2018-04-13 14:32:45,944 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:45,944 INFO L182 omatonBuilderFactory]: Interpolants [171522#(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$.offset)|)), 171523#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 171274#true, 171275#false, 171796#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 171797#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 171557#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 171898#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 171899#(= |#Ultimate.C_memset_#t~loopctr38| 2), 171896#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 171897#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 171902#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 171903#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 171900#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 171901#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 171906#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 171907#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 171904#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 171905#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 171910#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 171911#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 171908#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 171909#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 171914#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 171915#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 171912#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 171913#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 171918#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 171919#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 171916#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 171917#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 171922#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 171923#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 171920#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 171921#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 171926#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 171927#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 171924#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 171925#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 171930#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 171931#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 171928#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 171929#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 171934#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 171935#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 171932#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 171933#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 171938#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 171939#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 171936#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 171937#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 171942#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 171943#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 171940#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 171941#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 171690#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 171946#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 171947#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 171944#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 171945#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 171950#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 171951#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 171948#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 171949#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 171954#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 171955#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 171952#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 171953#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 171958#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 171959#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 171956#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 171957#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 171962#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 171963#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 171960#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 171961#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 171966#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 171967#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 171964#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 171965#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 171970#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 171971#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 171968#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 171969#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 171974#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 171975#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 171972#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 171973#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 171978#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 171979#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 171976#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 171977#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 171982#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 171983#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 171980#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 171981#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 171986#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 171987#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 171984#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 171985#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 171990#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 171991#(not (= 119 |#Ultimate.C_memset_#amount|)), 171988#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 171989#(<= |#Ultimate.C_memset_#t~loopctr38| 92)] [2018-04-13 14:32:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 9846 backedges. 4295 proven. 4371 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:45,945 INFO L442 AbstractCegarLoop]: Interpolant automaton has 104 states [2018-04-13 14:32:45,945 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2018-04-13 14:32:45,946 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4576, Invalid=6136, Unknown=0, NotChecked=0, Total=10712 [2018-04-13 14:32:45,946 INFO L87 Difference]: Start difference. First operand 507 states and 705 transitions. Second operand 104 states. [2018-04-13 14:32:52,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:32:52,251 INFO L93 Difference]: Finished difference Result 741 states and 923 transitions. [2018-04-13 14:32:52,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 193 states. [2018-04-13 14:32:52,251 INFO L78 Accepts]: Start accepts. Automaton has 104 states. Word has length 275 [2018-04-13 14:32:52,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:32:52,252 INFO L225 Difference]: With dead ends: 741 [2018-04-13 14:32:52,252 INFO L226 Difference]: Without dead ends: 734 [2018-04-13 14:32:52,253 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4659 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=12368, Invalid=26638, Unknown=0, NotChecked=0, Total=39006 [2018-04-13 14:32:52,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2018-04-13 14:32:52,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 508. [2018-04-13 14:32:52,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 508 states. [2018-04-13 14:32:52,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 707 transitions. [2018-04-13 14:32:52,257 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 707 transitions. Word has length 275 [2018-04-13 14:32:52,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:32:52,257 INFO L459 AbstractCegarLoop]: Abstraction has 508 states and 707 transitions. [2018-04-13 14:32:52,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 104 states. [2018-04-13 14:32:52,257 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 707 transitions. [2018-04-13 14:32:52,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-04-13 14:32:52,258 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:32:52,258 INFO L355 BasicCegarLoop]: trace histogram [134, 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] [2018-04-13 14:32:52,258 INFO L408 AbstractCegarLoop]: === Iteration 108 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:32:52,258 INFO L82 PathProgramCache]: Analyzing trace with hash 137285960, now seen corresponding path program 95 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:32:52,260 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:32:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:32:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 9985 backedges. 4340 proven. 4465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:55,507 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:32:55,518 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [105] total 105 [2018-04-13 14:32:55,518 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:32:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:32:55,519 INFO L182 omatonBuilderFactory]: Interpolants [174082#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 174083#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 174080#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 174081#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 174086#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 174087#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 174084#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 174085#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 174090#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 174091#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 174088#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 174089#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 174094#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 174095#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 174092#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 174093#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 174098#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 174099#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 174096#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 174097#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 173846#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 174102#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 174103#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 174100#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 174101#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 174106#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 174107#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 174104#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 174105#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 174110#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 174111#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 174108#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 174109#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 174114#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 174115#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 174112#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 174113#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 174118#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 174119#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 174116#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 174117#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 174122#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 174123#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 174120#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 174121#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 174126#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 174127#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 174124#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 174125#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 174130#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 174131#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 174128#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 174129#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 174134#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 174135#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 174132#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 174133#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 174138#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 174139#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 174136#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 174137#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 174142#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 174143#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 174140#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 174141#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 174146#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 174147#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 174144#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 174145#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 174150#(not (= 119 |#Ultimate.C_memset_#amount|)), 174148#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 174149#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 173678#(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$.offset)|)), 173679#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 173430#false, 173429#true, 173954#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 173953#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 173713#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 174054#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 174055#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 174058#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 174059#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 174056#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 174057#(= |#Ultimate.C_memset_#t~loopctr38| 2), 174062#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 174063#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 174060#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 174061#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 174066#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 174067#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 174064#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 174065#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 174070#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 174071#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 174068#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 174069#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 174074#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 174075#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 174072#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 174073#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 174078#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 174079#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 174076#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 174077#(<= |#Ultimate.C_memset_#t~loopctr38| 22)] [2018-04-13 14:32:55,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9985 backedges. 4340 proven. 4465 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:32:55,520 INFO L442 AbstractCegarLoop]: Interpolant automaton has 105 states [2018-04-13 14:32:55,520 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2018-04-13 14:32:55,520 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4672, Invalid=6248, Unknown=0, NotChecked=0, Total=10920 [2018-04-13 14:32:55,520 INFO L87 Difference]: Start difference. First operand 508 states and 707 transitions. Second operand 105 states. [2018-04-13 14:33:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:01,312 INFO L93 Difference]: Finished difference Result 744 states and 927 transitions. [2018-04-13 14:33:01,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 195 states. [2018-04-13 14:33:01,312 INFO L78 Accepts]: Start accepts. Automaton has 105 states. Word has length 276 [2018-04-13 14:33:01,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:01,313 INFO L225 Difference]: With dead ends: 744 [2018-04-13 14:33:01,313 INFO L226 Difference]: Without dead ends: 737 [2018-04-13 14:33:01,314 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 198 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4756 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=12641, Invalid=27159, Unknown=0, NotChecked=0, Total=39800 [2018-04-13 14:33:01,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2018-04-13 14:33:01,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 509. [2018-04-13 14:33:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2018-04-13 14:33:01,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 709 transitions. [2018-04-13 14:33:01,318 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 709 transitions. Word has length 276 [2018-04-13 14:33:01,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:01,318 INFO L459 AbstractCegarLoop]: Abstraction has 509 states and 709 transitions. [2018-04-13 14:33:01,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 105 states. [2018-04-13 14:33:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 709 transitions. [2018-04-13 14:33:01,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-04-13 14:33:01,319 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:01,319 INFO L355 BasicCegarLoop]: trace histogram [135, 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] [2018-04-13 14:33:01,319 INFO L408 AbstractCegarLoop]: === Iteration 109 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:01,319 INFO L82 PathProgramCache]: Analyzing trace with hash 2018460125, now seen corresponding path program 96 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:01,321 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:04,796 INFO L134 CoverageAnalysis]: Checked inductivity of 10125 backedges. 4385 proven. 4560 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:04,813 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:04,813 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [106] total 106 [2018-04-13 14:33:04,813 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:04,813 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:04,813 INFO L182 omatonBuilderFactory]: Interpolants [175879#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 176222#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 176223#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 176226#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 176227#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 176224#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 176225#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 176230#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 176231#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 176228#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 176229#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 176234#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 176235#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 176232#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 176233#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 176238#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 176239#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 176236#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 176237#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 176242#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 176243#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 176240#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 176241#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 176246#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 176247#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 176244#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 176245#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 176250#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 176251#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 176248#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 176249#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 176254#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 176255#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 176252#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 176253#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 176258#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 176259#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 176256#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 176257#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 176262#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 176263#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 176260#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 176261#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 176266#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 176267#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 176264#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 176265#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 176270#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 176271#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 176012#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 176268#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 176269#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 176274#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 176275#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 176272#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 176273#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 176278#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 176279#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 176276#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 176277#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 176282#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 176283#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 176280#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 176281#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 176286#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 176287#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 176284#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 176285#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 176290#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 176291#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 176288#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 176289#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 176294#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 176295#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 176292#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 176293#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 176298#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 176299#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 176296#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 176297#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 176302#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 176303#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 176300#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 176301#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 176306#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 176307#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 176304#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 176305#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 176310#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 176311#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 176308#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 176309#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 176314#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 176315#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 176312#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 176313#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 176318#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 176319#(not (= 119 |#Ultimate.C_memset_#amount|)), 176316#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 176317#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 175844#(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$.offset)|)), 175845#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 175594#true, 175595#false, 176120#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 176121#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296))] [2018-04-13 14:33:04,814 INFO L134 CoverageAnalysis]: Checked inductivity of 10125 backedges. 4385 proven. 4560 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:04,814 INFO L442 AbstractCegarLoop]: Interpolant automaton has 106 states [2018-04-13 14:33:04,815 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2018-04-13 14:33:04,815 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4772, Invalid=6358, Unknown=0, NotChecked=0, Total=11130 [2018-04-13 14:33:04,815 INFO L87 Difference]: Start difference. First operand 509 states and 709 transitions. Second operand 106 states. [2018-04-13 14:33:10,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:10,963 INFO L93 Difference]: Finished difference Result 747 states and 931 transitions. [2018-04-13 14:33:10,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 197 states. [2018-04-13 14:33:10,963 INFO L78 Accepts]: Start accepts. Automaton has 106 states. Word has length 277 [2018-04-13 14:33:10,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:10,964 INFO L225 Difference]: With dead ends: 747 [2018-04-13 14:33:10,964 INFO L226 Difference]: Without dead ends: 740 [2018-04-13 14:33:10,965 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4856 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=12922, Invalid=27680, Unknown=0, NotChecked=0, Total=40602 [2018-04-13 14:33:10,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2018-04-13 14:33:10,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 510. [2018-04-13 14:33:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 510 states. [2018-04-13 14:33:10,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 711 transitions. [2018-04-13 14:33:10,969 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 711 transitions. Word has length 277 [2018-04-13 14:33:10,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:10,969 INFO L459 AbstractCegarLoop]: Abstraction has 510 states and 711 transitions. [2018-04-13 14:33:10,969 INFO L460 AbstractCegarLoop]: Interpolant automaton has 106 states. [2018-04-13 14:33:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 711 transitions. [2018-04-13 14:33:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-04-13 14:33:10,970 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:10,970 INFO L355 BasicCegarLoop]: trace histogram [136, 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] [2018-04-13 14:33:10,970 INFO L408 AbstractCegarLoop]: === Iteration 110 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:10,970 INFO L82 PathProgramCache]: Analyzing trace with hash 205317096, now seen corresponding path program 97 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:10,972 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10266 backedges. 4430 proven. 4656 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:14,310 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:14,310 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [107] total 107 [2018-04-13 14:33:14,310 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:14,311 INFO L182 omatonBuilderFactory]: Interpolants [178434#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 178435#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 178432#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 178433#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 178438#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 178439#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 178436#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 178437#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 178442#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 178443#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 178440#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 178441#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 178446#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 178447#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 178188#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 178444#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 178445#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 178450#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 178451#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 178448#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 178449#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 178454#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 178455#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 178452#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 178453#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 178458#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 178459#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 178456#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 178457#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 178462#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 178463#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 178460#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 178461#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 178466#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 178467#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 178464#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 178465#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 178470#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 178471#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 178468#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 178469#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 178474#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 178475#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 178472#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 178473#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 178478#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 178479#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 178476#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 178477#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 178482#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 178483#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 178480#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 178481#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 178486#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 178487#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 178484#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 178485#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 178490#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 178491#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 178488#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 178489#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 178494#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 178495#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 178492#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 178493#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 178498#(not (= 119 |#Ultimate.C_memset_#amount|)), 178496#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 178497#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 178020#(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$.offset)|)), 178021#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 177770#false, 177769#true, 178298#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 178297#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 178055#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 178402#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 178403#(= |#Ultimate.C_memset_#t~loopctr38| 2), 178400#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 178401#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 178406#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 178407#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 178404#(= |#Ultimate.C_memset_#t~loopctr38| 3), 178405#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 178410#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 178411#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 178408#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 178409#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 178414#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 178415#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 178412#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 178413#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 178418#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 178419#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 178416#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 178417#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 178422#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 178423#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 178420#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 178421#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 178426#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 178427#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 178424#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 178425#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 178430#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 178431#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 178428#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 178429#(<= |#Ultimate.C_memset_#t~loopctr38| 28)] [2018-04-13 14:33:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 10266 backedges. 4430 proven. 4656 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:14,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 107 states [2018-04-13 14:33:14,312 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2018-04-13 14:33:14,312 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4864, Invalid=6478, Unknown=0, NotChecked=0, Total=11342 [2018-04-13 14:33:14,312 INFO L87 Difference]: Start difference. First operand 510 states and 711 transitions. Second operand 107 states. [2018-04-13 14:33:20,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:20,186 INFO L93 Difference]: Finished difference Result 750 states and 935 transitions. [2018-04-13 14:33:20,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 199 states. [2018-04-13 14:33:20,186 INFO L78 Accepts]: Start accepts. Automaton has 107 states. Word has length 278 [2018-04-13 14:33:20,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:20,187 INFO L225 Difference]: With dead ends: 750 [2018-04-13 14:33:20,187 INFO L226 Difference]: Without dead ends: 743 [2018-04-13 14:33:20,188 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4952 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=13192, Invalid=28220, Unknown=0, NotChecked=0, Total=41412 [2018-04-13 14:33:20,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2018-04-13 14:33:20,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 511. [2018-04-13 14:33:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2018-04-13 14:33:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 713 transitions. [2018-04-13 14:33:20,193 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 713 transitions. Word has length 278 [2018-04-13 14:33:20,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:20,193 INFO L459 AbstractCegarLoop]: Abstraction has 511 states and 713 transitions. [2018-04-13 14:33:20,193 INFO L460 AbstractCegarLoop]: Interpolant automaton has 107 states. [2018-04-13 14:33:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 713 transitions. [2018-04-13 14:33:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-04-13 14:33:20,194 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:20,194 INFO L355 BasicCegarLoop]: trace histogram [137, 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] [2018-04-13 14:33:20,194 INFO L408 AbstractCegarLoop]: === Iteration 111 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:20,194 INFO L82 PathProgramCache]: Analyzing trace with hash -167541955, now seen corresponding path program 98 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:20,196 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 10408 backedges. 4475 proven. 4753 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:23,576 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:23,576 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [108] total 108 [2018-04-13 14:33:23,576 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:23,577 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:23,577 INFO L182 omatonBuilderFactory]: Interpolants [180484#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 180485#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 180241#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 180590#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 180591#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 180588#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 180589#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 180594#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 180595#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 180592#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 180593#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 180598#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 180599#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 180596#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 180597#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 180602#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 180603#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 180600#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 180601#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 180606#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 180607#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 180604#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 180605#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 180610#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 180611#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 180608#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 180609#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 180614#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 180615#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 180612#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 180613#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 180618#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 180619#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 180616#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 180617#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 180622#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 180623#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 180620#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 180621#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 180626#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 180627#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 180624#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 180625#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 180374#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 180630#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 180631#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 180628#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 180629#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 180634#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 180635#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 180632#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 180633#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 180638#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 180639#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 180636#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 180637#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 180642#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 180643#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 180640#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 180641#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 180646#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 180647#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 180644#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 180645#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 180650#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 180651#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 180648#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 180649#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 180654#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 180655#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 180652#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 180653#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 180658#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 180659#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 180656#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 180657#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 180662#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 180663#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 180660#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 180661#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 180666#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 180667#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 180664#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 180665#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 180670#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 180671#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 180668#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 180669#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 180674#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 180675#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 180672#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 180673#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 180678#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 180679#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 180676#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 180677#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 180682#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 180683#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 180680#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 180681#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 180686#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 180687#(not (= 119 |#Ultimate.C_memset_#amount|)), 180684#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 180685#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 180206#(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$.offset)|)), 180207#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 179954#true, 179955#false] [2018-04-13 14:33:23,577 INFO L134 CoverageAnalysis]: Checked inductivity of 10408 backedges. 4475 proven. 4753 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:23,578 INFO L442 AbstractCegarLoop]: Interpolant automaton has 108 states [2018-04-13 14:33:23,578 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2018-04-13 14:33:23,578 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=4969, Invalid=6587, Unknown=0, NotChecked=0, Total=11556 [2018-04-13 14:33:23,579 INFO L87 Difference]: Start difference. First operand 511 states and 713 transitions. Second operand 108 states. [2018-04-13 14:33:30,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:30,070 INFO L93 Difference]: Finished difference Result 753 states and 939 transitions. [2018-04-13 14:33:30,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2018-04-13 14:33:30,070 INFO L78 Accepts]: Start accepts. Automaton has 108 states. Word has length 279 [2018-04-13 14:33:30,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:30,071 INFO L225 Difference]: With dead ends: 753 [2018-04-13 14:33:30,071 INFO L226 Difference]: Without dead ends: 746 [2018-04-13 14:33:30,072 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5055 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=13483, Invalid=28747, Unknown=0, NotChecked=0, Total=42230 [2018-04-13 14:33:30,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2018-04-13 14:33:30,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 512. [2018-04-13 14:33:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-04-13 14:33:30,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 715 transitions. [2018-04-13 14:33:30,077 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 715 transitions. Word has length 279 [2018-04-13 14:33:30,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:30,077 INFO L459 AbstractCegarLoop]: Abstraction has 512 states and 715 transitions. [2018-04-13 14:33:30,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 108 states. [2018-04-13 14:33:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 715 transitions. [2018-04-13 14:33:30,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-04-13 14:33:30,077 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:30,078 INFO L355 BasicCegarLoop]: trace histogram [138, 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] [2018-04-13 14:33:30,078 INFO L408 AbstractCegarLoop]: === Iteration 112 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:30,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1158729352, now seen corresponding path program 99 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:30,080 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:30,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 10551 backedges. 4520 proven. 4851 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:33,490 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:33,490 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [109] total 109 [2018-04-13 14:33:33,490 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:33,490 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:33,491 INFO L182 omatonBuilderFactory]: Interpolants [182786#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 182787#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 182790#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 182791#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 182788#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 182789#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 182794#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 182795#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 182792#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 182793#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 182798#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 182799#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 182796#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 182797#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 182802#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 182803#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 182800#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 182801#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 182806#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 182807#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 182804#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 182805#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 182810#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 182811#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 182808#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 182809#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 182814#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 182815#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 182812#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 182813#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 182818#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 182819#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 182816#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 182817#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 182822#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 182823#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 182820#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 182821#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 182570#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 182826#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 182827#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 182824#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 182825#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 182830#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 182831#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 182828#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 182829#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 182834#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 182835#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 182832#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 182833#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 182838#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 182839#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 182836#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 182837#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 182842#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 182843#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 182840#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 182841#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 182846#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 182847#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 182844#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 182845#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 182850#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 182851#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 182848#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 182849#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 182854#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 182855#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 182852#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 182853#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 182858#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 182859#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 182856#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 182857#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 182862#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 182863#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 182860#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 182861#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 182866#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 182867#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 182864#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 182865#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 182870#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 182871#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 182868#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 182869#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 182874#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 182875#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 182872#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 182873#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 182878#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 182879#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 182876#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 182877#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 182882#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 182883#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 182880#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 182881#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 182886#(not (= |#Ultimate.C_memset_#amount| 119)), 182884#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 182885#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 182402#(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$.offset)|)), 182403#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 182150#false, 182149#true, 182682#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 182681#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 182437#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:33:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10551 backedges. 4520 proven. 4851 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:33,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 109 states [2018-04-13 14:33:33,492 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2018-04-13 14:33:33,492 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5069, Invalid=6703, Unknown=0, NotChecked=0, Total=11772 [2018-04-13 14:33:33,492 INFO L87 Difference]: Start difference. First operand 512 states and 715 transitions. Second operand 109 states. [2018-04-13 14:33:40,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:40,170 INFO L93 Difference]: Finished difference Result 756 states and 943 transitions. [2018-04-13 14:33:40,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 203 states. [2018-04-13 14:33:40,199 INFO L78 Accepts]: Start accepts. Automaton has 109 states. Word has length 280 [2018-04-13 14:33:40,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:40,200 INFO L225 Difference]: With dead ends: 756 [2018-04-13 14:33:40,200 INFO L226 Difference]: Without dead ends: 749 [2018-04-13 14:33:40,201 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5156 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=13768, Invalid=29288, Unknown=0, NotChecked=0, Total=43056 [2018-04-13 14:33:40,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2018-04-13 14:33:40,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 513. [2018-04-13 14:33:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-04-13 14:33:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 717 transitions. [2018-04-13 14:33:40,206 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 717 transitions. Word has length 280 [2018-04-13 14:33:40,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:40,206 INFO L459 AbstractCegarLoop]: Abstraction has 513 states and 717 transitions. [2018-04-13 14:33:40,206 INFO L460 AbstractCegarLoop]: Interpolant automaton has 109 states. [2018-04-13 14:33:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 717 transitions. [2018-04-13 14:33:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-04-13 14:33:40,207 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:40,207 INFO L355 BasicCegarLoop]: trace histogram [139, 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] [2018-04-13 14:33:40,207 INFO L408 AbstractCegarLoop]: === Iteration 113 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:40,207 INFO L82 PathProgramCache]: Analyzing trace with hash -676533091, now seen corresponding path program 100 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:40,209 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:43,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10695 backedges. 4565 proven. 4950 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:43,667 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:43,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [110] total 110 [2018-04-13 14:33:43,668 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:43,668 INFO L182 omatonBuilderFactory]: Interpolants [185090#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 185091#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 185088#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 185089#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 185094#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 185095#(not (= 119 |#Ultimate.C_memset_#amount|)), 185092#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 185093#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 184354#true, 184355#false, 184608#(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$.offset)|)), 184609#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 184888#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 184889#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 184643#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 184994#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 184995#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 184998#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 184999#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 184996#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 184997#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 185002#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 185003#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 185000#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 185001#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 185006#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 185007#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 185004#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 185005#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 185010#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 185011#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 185008#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 185009#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 185014#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 185015#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 185012#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 185013#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 185018#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 185019#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 185016#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 185017#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 185022#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 185023#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 185020#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 185021#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 185026#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 185027#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 185024#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 185025#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 185030#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 185031#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 185028#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 185029#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 185034#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 185035#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 184776#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 185032#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 185033#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 185038#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 185039#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 185036#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 185037#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 185042#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 185043#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 185040#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 185041#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 185046#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 185047#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 185044#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 185045#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 185050#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 185051#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 185048#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 185049#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 185054#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 185055#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 185052#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 185053#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 185058#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 185059#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 185056#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 185057#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 185062#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 185063#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 185060#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 185061#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 185066#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 185067#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 185064#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 185065#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 185070#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 185071#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 185068#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 185069#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 185074#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 185075#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 185072#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 185073#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 185078#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 185079#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 185076#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 185077#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 185082#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 185083#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 185080#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 185081#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 185086#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 185087#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 185084#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 185085#(<= |#Ultimate.C_memset_#t~loopctr38| 90)] [2018-04-13 14:33:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 10695 backedges. 4565 proven. 4950 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:43,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 110 states [2018-04-13 14:33:43,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2018-04-13 14:33:43,669 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5169, Invalid=6821, Unknown=0, NotChecked=0, Total=11990 [2018-04-13 14:33:43,669 INFO L87 Difference]: Start difference. First operand 513 states and 717 transitions. Second operand 110 states. [2018-04-13 14:33:48,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:48,432 INFO L93 Difference]: Finished difference Result 759 states and 947 transitions. [2018-04-13 14:33:48,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2018-04-13 14:33:48,433 INFO L78 Accepts]: Start accepts. Automaton has 110 states. Word has length 281 [2018-04-13 14:33:48,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:48,434 INFO L225 Difference]: With dead ends: 759 [2018-04-13 14:33:48,434 INFO L226 Difference]: Without dead ends: 752 [2018-04-13 14:33:48,435 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5257 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=14054, Invalid=29836, Unknown=0, NotChecked=0, Total=43890 [2018-04-13 14:33:48,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2018-04-13 14:33:48,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 514. [2018-04-13 14:33:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2018-04-13 14:33:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 719 transitions. [2018-04-13 14:33:48,440 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 719 transitions. Word has length 281 [2018-04-13 14:33:48,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:48,440 INFO L459 AbstractCegarLoop]: Abstraction has 514 states and 719 transitions. [2018-04-13 14:33:48,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 110 states. [2018-04-13 14:33:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 719 transitions. [2018-04-13 14:33:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-04-13 14:33:48,442 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:48,442 INFO L355 BasicCegarLoop]: trace histogram [140, 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] [2018-04-13 14:33:48,442 INFO L408 AbstractCegarLoop]: === Iteration 114 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:48,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1735093976, now seen corresponding path program 101 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:48,445 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 10840 backedges. 4610 proven. 5050 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:52,093 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:33:52,093 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [111] total 111 [2018-04-13 14:33:52,093 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:33:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:33:52,093 INFO L182 omatonBuilderFactory]: Interpolants [187214#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 187215#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 187212#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 187213#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 187218#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 187219#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 187216#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 187217#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 187222#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 187223#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 187220#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 187221#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 187226#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 187227#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 187224#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 187225#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 187230#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 187231#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 187228#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 187229#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 187234#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 187235#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 187232#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 187233#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 187238#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 187239#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 187236#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 187237#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 187242#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 187243#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 187240#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 187241#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 187246#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 187247#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 187244#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 187245#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 187250#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 187251#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 186992#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 187248#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 187249#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 187254#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 187255#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 187252#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 187253#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 187258#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 187259#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 187256#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 187257#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 187262#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 187263#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 187260#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 187261#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 187266#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 187267#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 187264#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 187265#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 187270#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 187271#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 187268#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 187269#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 187274#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 187275#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 187272#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 187273#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 187278#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 187279#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 187276#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 187277#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 187282#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 187283#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 187280#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 187281#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 187286#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 187287#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 187284#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 187285#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 187290#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 187291#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 187288#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 187289#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 187294#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 187295#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 187292#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 187293#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 187298#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 187299#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 187296#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 187297#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 187302#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 187303#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 187300#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 187301#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 187306#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 187307#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 187304#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 187305#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 187310#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 187311#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 187308#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 187309#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 187314#(not (= 119 |#Ultimate.C_memset_#amount|)), 187312#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 187313#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 186570#false, 186824#(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$.offset)|)), 186569#true, 186825#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 187106#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 187105#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 186859#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:33:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 10840 backedges. 4610 proven. 5050 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:33:52,094 INFO L442 AbstractCegarLoop]: Interpolant automaton has 111 states [2018-04-13 14:33:52,094 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2018-04-13 14:33:52,095 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5271, Invalid=6939, Unknown=0, NotChecked=0, Total=12210 [2018-04-13 14:33:52,095 INFO L87 Difference]: Start difference. First operand 514 states and 719 transitions. Second operand 111 states. [2018-04-13 14:33:58,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:33:58,904 INFO L93 Difference]: Finished difference Result 762 states and 951 transitions. [2018-04-13 14:33:58,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 207 states. [2018-04-13 14:33:58,904 INFO L78 Accepts]: Start accepts. Automaton has 111 states. Word has length 282 [2018-04-13 14:33:58,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:33:58,905 INFO L225 Difference]: With dead ends: 762 [2018-04-13 14:33:58,905 INFO L226 Difference]: Without dead ends: 755 [2018-04-13 14:33:58,906 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5360 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=14345, Invalid=30387, Unknown=0, NotChecked=0, Total=44732 [2018-04-13 14:33:58,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2018-04-13 14:33:58,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 515. [2018-04-13 14:33:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-04-13 14:33:58,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 721 transitions. [2018-04-13 14:33:58,911 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 721 transitions. Word has length 282 [2018-04-13 14:33:58,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:33:58,911 INFO L459 AbstractCegarLoop]: Abstraction has 515 states and 721 transitions. [2018-04-13 14:33:58,911 INFO L460 AbstractCegarLoop]: Interpolant automaton has 111 states. [2018-04-13 14:33:58,911 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 721 transitions. [2018-04-13 14:33:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-04-13 14:33:58,912 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:33:58,912 INFO L355 BasicCegarLoop]: trace histogram [141, 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] [2018-04-13 14:33:58,912 INFO L408 AbstractCegarLoop]: === Iteration 115 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:33:58,912 INFO L82 PathProgramCache]: Analyzing trace with hash -190743043, now seen corresponding path program 102 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:33:58,914 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:33:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:33:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10986 backedges. 4655 proven. 5151 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:02,776 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:02,777 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [112] total 112 [2018-04-13 14:34:02,777 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:02,777 INFO L182 omatonBuilderFactory]: Interpolants [189442#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 189443#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 189440#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 189441#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 189446#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 189447#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 189444#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 189445#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 189450#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 189451#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 189448#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 189449#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 189454#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 189455#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 189452#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 189453#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 189458#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 189459#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 189456#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 189457#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 189462#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 189463#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 189460#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 189461#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 189466#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 189467#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 189464#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 189465#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 189470#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 189471#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 189468#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 189469#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 189218#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 189474#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 189475#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 189472#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 189473#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 189478#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 189479#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 189476#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 189477#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 189482#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 189483#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 189480#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 189481#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 189486#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 189487#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 189484#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 189485#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 189490#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 189491#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 189488#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 189489#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 189494#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 189495#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 189492#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 189493#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 189498#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 189499#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 189496#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 189497#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 189502#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 189503#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 189500#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 189501#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 189506#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 189507#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 189504#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 189505#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 189510#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 189511#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 189508#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 189509#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 189514#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 189515#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 189512#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 189513#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 189518#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 189519#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 189516#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 189517#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 189522#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 189523#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 189520#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 189521#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 189526#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 189527#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 189524#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 189525#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 189530#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 189531#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 189528#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 189529#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 189534#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 189535#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 189532#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 189533#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 189538#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 189539#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 189536#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 189537#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 189542#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 189543#(not (= 119 |#Ultimate.C_memset_#amount|)), 189540#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 189541#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 188794#true, 189050#(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$.offset)|)), 188795#false, 189051#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 189332#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 189333#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 189085#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:34:02,778 INFO L134 CoverageAnalysis]: Checked inductivity of 10986 backedges. 4655 proven. 5151 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:02,778 INFO L442 AbstractCegarLoop]: Interpolant automaton has 112 states [2018-04-13 14:34:02,778 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 112 interpolants. [2018-04-13 14:34:02,778 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5375, Invalid=7057, Unknown=0, NotChecked=0, Total=12432 [2018-04-13 14:34:02,779 INFO L87 Difference]: Start difference. First operand 515 states and 721 transitions. Second operand 112 states. [2018-04-13 14:34:09,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:34:09,821 INFO L93 Difference]: Finished difference Result 765 states and 955 transitions. [2018-04-13 14:34:09,821 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 209 states. [2018-04-13 14:34:09,821 INFO L78 Accepts]: Start accepts. Automaton has 112 states. Word has length 283 [2018-04-13 14:34:09,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:34:09,822 INFO L225 Difference]: With dead ends: 765 [2018-04-13 14:34:09,822 INFO L226 Difference]: Without dead ends: 758 [2018-04-13 14:34:09,823 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5465 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=14641, Invalid=30941, Unknown=0, NotChecked=0, Total=45582 [2018-04-13 14:34:09,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2018-04-13 14:34:09,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 516. [2018-04-13 14:34:09,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2018-04-13 14:34:09,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 723 transitions. [2018-04-13 14:34:09,828 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 723 transitions. Word has length 283 [2018-04-13 14:34:09,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:34:09,829 INFO L459 AbstractCegarLoop]: Abstraction has 516 states and 723 transitions. [2018-04-13 14:34:09,829 INFO L460 AbstractCegarLoop]: Interpolant automaton has 112 states. [2018-04-13 14:34:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 723 transitions. [2018-04-13 14:34:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-04-13 14:34:09,829 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:34:09,829 INFO L355 BasicCegarLoop]: trace histogram [142, 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] [2018-04-13 14:34:09,829 INFO L408 AbstractCegarLoop]: === Iteration 116 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:34:09,829 INFO L82 PathProgramCache]: Analyzing trace with hash 439495624, now seen corresponding path program 103 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:34:09,832 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:34:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:13,591 INFO L134 CoverageAnalysis]: Checked inductivity of 11133 backedges. 4700 proven. 5253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:13,609 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:13,609 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [113] total 113 [2018-04-13 14:34:13,609 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:13,610 INFO L182 omatonBuilderFactory]: Interpolants [191746#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 191747#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 191744#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 191745#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 191750#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 191751#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 191748#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 191749#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 191754#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 191755#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 191752#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 191753#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 191758#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 191759#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 191756#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 191757#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 191762#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 191763#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 191760#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 191761#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 191766#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 191767#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 191764#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 191765#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 191770#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 191771#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 191768#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 191769#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 191774#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 191775#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 191772#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 191773#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 191778#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 191779#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 191776#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 191777#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 191782#(not (= 119 |#Ultimate.C_memset_#amount|)), 191780#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 191781#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 191030#false, 191286#(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$.offset)|)), 191287#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 191029#true, 191570#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 191569#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 191321#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 191678#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 191679#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 191682#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 191683#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 191680#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 191681#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 191686#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 191687#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 191684#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 191685#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 191690#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 191691#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 191688#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 191689#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 191694#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 191695#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 191692#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 191693#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 191698#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 191699#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 191696#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 191697#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 191702#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 191703#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 191700#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 191701#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 191706#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 191707#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 191704#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 191705#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 191454#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 191710#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 191711#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 191708#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 191709#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 191714#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 191715#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 191712#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 191713#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 191718#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 191719#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 191716#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 191717#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 191722#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 191723#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 191720#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 191721#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 191726#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 191727#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 191724#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 191725#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 191730#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 191731#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 191728#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 191729#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 191734#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 191735#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 191732#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 191733#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 191738#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 191739#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 191736#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 191737#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 191742#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 191743#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 191740#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 191741#(<= |#Ultimate.C_memset_#t~loopctr38| 62)] [2018-04-13 14:34:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 11133 backedges. 4700 proven. 5253 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:13,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 113 states [2018-04-13 14:34:13,611 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2018-04-13 14:34:13,611 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5478, Invalid=7178, Unknown=0, NotChecked=0, Total=12656 [2018-04-13 14:34:13,611 INFO L87 Difference]: Start difference. First operand 516 states and 723 transitions. Second operand 113 states. [2018-04-13 14:34:19,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:34:19,332 INFO L93 Difference]: Finished difference Result 768 states and 959 transitions. [2018-04-13 14:34:19,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 211 states. [2018-04-13 14:34:19,332 INFO L78 Accepts]: Start accepts. Automaton has 113 states. Word has length 284 [2018-04-13 14:34:19,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:34:19,333 INFO L225 Difference]: With dead ends: 768 [2018-04-13 14:34:19,333 INFO L226 Difference]: Without dead ends: 761 [2018-04-13 14:34:19,334 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 214 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5569 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=14936, Invalid=31504, Unknown=0, NotChecked=0, Total=46440 [2018-04-13 14:34:19,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2018-04-13 14:34:19,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 517. [2018-04-13 14:34:19,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2018-04-13 14:34:19,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 725 transitions. [2018-04-13 14:34:19,339 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 725 transitions. Word has length 284 [2018-04-13 14:34:19,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:34:19,339 INFO L459 AbstractCegarLoop]: Abstraction has 517 states and 725 transitions. [2018-04-13 14:34:19,339 INFO L460 AbstractCegarLoop]: Interpolant automaton has 113 states. [2018-04-13 14:34:19,339 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 725 transitions. [2018-04-13 14:34:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-04-13 14:34:19,340 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:34:19,340 INFO L355 BasicCegarLoop]: trace histogram [143, 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] [2018-04-13 14:34:19,340 INFO L408 AbstractCegarLoop]: === Iteration 117 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:34:19,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1497942179, now seen corresponding path program 104 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:34:19,342 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:34:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 11281 backedges. 4745 proven. 5356 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:23,167 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:23,167 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [114] total 114 [2018-04-13 14:34:23,168 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:23,168 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:23,168 INFO L182 omatonBuilderFactory]: Interpolants [193816#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 193817#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 193567#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 193926#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 193927#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 193930#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 193931#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 193928#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 193929#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 193934#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 193935#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 193932#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 193933#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 193938#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 193939#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 193936#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 193937#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 193942#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 193943#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 193940#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 193941#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 193946#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 193947#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 193944#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 193945#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 193950#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 193951#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 193948#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 193949#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 193954#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 193955#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 193952#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 193953#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 193958#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 193959#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 193700#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 193956#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 193957#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 193962#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 193963#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 193960#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 193961#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 193966#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 193967#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 193964#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 193965#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 193970#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 193971#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 193968#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 193969#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 193974#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 193975#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 193972#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 193973#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 193978#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 193979#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 193976#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 193977#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 193982#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 193983#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 193980#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 193981#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 193986#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 193987#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 193984#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 193985#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 193990#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 193991#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 193988#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 193989#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 193994#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 193995#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 193992#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 193993#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 193998#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 193999#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 193996#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 193997#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 194002#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 194003#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 194000#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 194001#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 194006#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 194007#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 194004#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 194005#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 194010#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 194011#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 194008#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 194009#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 194014#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 194015#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 194012#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 194013#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 194018#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 194019#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 194016#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 194017#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 194022#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 194023#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 194020#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 194021#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 194026#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 194027#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 194024#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 194025#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 194030#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 194031#(not (= 119 |#Ultimate.C_memset_#amount|)), 194028#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 194029#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 193274#true, 193275#false, 193532#(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$.offset)|)), 193533#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:34:23,169 INFO L134 CoverageAnalysis]: Checked inductivity of 11281 backedges. 4745 proven. 5356 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:23,169 INFO L442 AbstractCegarLoop]: Interpolant automaton has 114 states [2018-04-13 14:34:23,169 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2018-04-13 14:34:23,169 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5584, Invalid=7298, Unknown=0, NotChecked=0, Total=12882 [2018-04-13 14:34:23,169 INFO L87 Difference]: Start difference. First operand 517 states and 725 transitions. Second operand 114 states. [2018-04-13 14:34:30,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:34:30,519 INFO L93 Difference]: Finished difference Result 771 states and 963 transitions. [2018-04-13 14:34:30,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 213 states. [2018-04-13 14:34:30,519 INFO L78 Accepts]: Start accepts. Automaton has 114 states. Word has length 285 [2018-04-13 14:34:30,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:34:30,520 INFO L225 Difference]: With dead ends: 771 [2018-04-13 14:34:30,520 INFO L226 Difference]: Without dead ends: 764 [2018-04-13 14:34:30,521 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5676 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=15238, Invalid=32068, Unknown=0, NotChecked=0, Total=47306 [2018-04-13 14:34:30,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2018-04-13 14:34:30,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 518. [2018-04-13 14:34:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 518 states. [2018-04-13 14:34:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 727 transitions. [2018-04-13 14:34:30,526 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 727 transitions. Word has length 285 [2018-04-13 14:34:30,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:34:30,526 INFO L459 AbstractCegarLoop]: Abstraction has 518 states and 727 transitions. [2018-04-13 14:34:30,526 INFO L460 AbstractCegarLoop]: Interpolant automaton has 114 states. [2018-04-13 14:34:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 727 transitions. [2018-04-13 14:34:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-04-13 14:34:30,527 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:34:30,527 INFO L355 BasicCegarLoop]: trace histogram [144, 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] [2018-04-13 14:34:30,527 INFO L408 AbstractCegarLoop]: === Iteration 118 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:34:30,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1428971928, now seen corresponding path program 105 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:34:30,529 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:34:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:34,474 INFO L134 CoverageAnalysis]: Checked inductivity of 11430 backedges. 4790 proven. 5460 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:34,492 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:34,492 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [115] total 115 [2018-04-13 14:34:34,492 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:34,492 INFO L182 omatonBuilderFactory]: Interpolants [196186#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 196187#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 196184#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 196185#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 196190#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 196191#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 196188#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 196189#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 196194#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 196195#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 196192#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 196193#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 196198#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 196199#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 196196#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 196197#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 196202#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 196203#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 196200#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 196201#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 196206#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 196207#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 196204#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 196205#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 196210#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 196211#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 196208#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 196209#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 196214#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 196215#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 195956#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 196212#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 196213#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 196218#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 196219#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 196216#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 196217#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 196222#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 196223#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 196220#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 196221#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 196226#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 196227#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 196224#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 196225#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 196230#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 196231#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 196228#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 196229#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 196234#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 196235#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 196232#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 196233#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 196238#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 196239#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 196236#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 196237#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 196242#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 196243#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 196240#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 196241#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 196246#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 196247#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 196244#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 196245#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 196250#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 196251#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 196248#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 196249#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 196254#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 196255#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 196252#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 196253#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 196258#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 196259#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 196256#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 196257#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 196262#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 196263#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 196260#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 196261#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 196266#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 196267#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 196264#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 196265#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 196270#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 196271#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 196268#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 196269#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 196274#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 196275#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 196272#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 196273#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 196278#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 196279#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 196276#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 196277#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 196282#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 196283#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 196280#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 196281#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 196286#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 196287#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 196284#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 196285#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 196290#(not (= 119 |#Ultimate.C_memset_#amount|)), 196288#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 196289#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 195530#false, 195529#true, 195788#(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$.offset)|)), 195789#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 196074#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 196073#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 195823#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:34:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11430 backedges. 4790 proven. 5460 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:34,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 115 states [2018-04-13 14:34:34,493 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2018-04-13 14:34:34,494 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5690, Invalid=7420, Unknown=0, NotChecked=0, Total=13110 [2018-04-13 14:34:34,494 INFO L87 Difference]: Start difference. First operand 518 states and 727 transitions. Second operand 115 states. [2018-04-13 14:34:41,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:34:41,897 INFO L93 Difference]: Finished difference Result 774 states and 967 transitions. [2018-04-13 14:34:41,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 215 states. [2018-04-13 14:34:41,897 INFO L78 Accepts]: Start accepts. Automaton has 115 states. Word has length 286 [2018-04-13 14:34:41,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:34:41,898 INFO L225 Difference]: With dead ends: 774 [2018-04-13 14:34:41,898 INFO L226 Difference]: Without dead ends: 767 [2018-04-13 14:34:41,899 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5783 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=15541, Invalid=32639, Unknown=0, NotChecked=0, Total=48180 [2018-04-13 14:34:41,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2018-04-13 14:34:41,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 519. [2018-04-13 14:34:41,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2018-04-13 14:34:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 729 transitions. [2018-04-13 14:34:41,904 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 729 transitions. Word has length 286 [2018-04-13 14:34:41,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:34:41,904 INFO L459 AbstractCegarLoop]: Abstraction has 519 states and 729 transitions. [2018-04-13 14:34:41,904 INFO L460 AbstractCegarLoop]: Interpolant automaton has 115 states. [2018-04-13 14:34:41,904 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 729 transitions. [2018-04-13 14:34:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-04-13 14:34:41,904 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:34:41,904 INFO L355 BasicCegarLoop]: trace histogram [145, 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] [2018-04-13 14:34:41,905 INFO L408 AbstractCegarLoop]: === Iteration 119 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:34:41,905 INFO L82 PathProgramCache]: Analyzing trace with hash 709105853, now seen corresponding path program 106 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:34:41,907 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:34:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:42,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 11580 backedges. 4835 proven. 5565 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:45,770 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:45,770 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [116] total 116 [2018-04-13 14:34:45,770 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:45,770 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:45,770 INFO L182 omatonBuilderFactory]: Interpolants [198455#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 198454#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 198453#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 198452#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 198459#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 198458#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 198457#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 198456#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 198463#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 198462#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 198461#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 198460#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 198467#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 198466#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 198465#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 198464#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 198471#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 198470#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 198469#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 198468#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 198475#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 198474#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 198473#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 198472#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 198479#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 198222#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 198478#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 198477#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 198476#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 198483#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 198482#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 198481#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 198480#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 198487#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 198486#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 198485#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 198484#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 198491#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 198490#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 198489#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 198488#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 198495#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 198494#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 198493#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 198492#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 198499#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 198498#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 198497#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 198496#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 198503#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 198502#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 198501#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 198500#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 198507#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 198506#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 198505#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 198504#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 198511#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 198510#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 198509#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 198508#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 198515#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 198514#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 198513#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 198512#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 198519#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 198518#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 198517#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 198516#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 198523#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 198522#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 198521#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 198520#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 198527#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 198526#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 198525#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 198524#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 198531#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 198530#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 198529#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 198528#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 198535#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 198534#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 198533#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 198532#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 198539#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 198538#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 198537#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 198536#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 198543#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 198542#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 198541#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 198540#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 198547#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 198546#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 198545#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 198544#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 198551#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 198550#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 198549#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 198548#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 198555#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 198554#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 198553#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 198552#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 198559#(not (= |#Ultimate.C_memset_#amount| 119)), 198558#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 198557#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 198556#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 197795#false, 197794#true, 198055#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 198054#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 198341#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 198340#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 198089#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:34:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 11580 backedges. 4835 proven. 5565 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:45,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 116 states [2018-04-13 14:34:45,771 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2018-04-13 14:34:45,772 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5797, Invalid=7543, Unknown=0, NotChecked=0, Total=13340 [2018-04-13 14:34:45,772 INFO L87 Difference]: Start difference. First operand 519 states and 729 transitions. Second operand 116 states. [2018-04-13 14:34:51,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:34:51,818 INFO L93 Difference]: Finished difference Result 777 states and 971 transitions. [2018-04-13 14:34:51,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2018-04-13 14:34:51,818 INFO L78 Accepts]: Start accepts. Automaton has 116 states. Word has length 287 [2018-04-13 14:34:51,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:34:51,819 INFO L225 Difference]: With dead ends: 777 [2018-04-13 14:34:51,819 INFO L226 Difference]: Without dead ends: 770 [2018-04-13 14:34:51,821 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 220 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5891 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=15847, Invalid=33215, Unknown=0, NotChecked=0, Total=49062 [2018-04-13 14:34:51,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2018-04-13 14:34:51,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 520. [2018-04-13 14:34:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2018-04-13 14:34:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 731 transitions. [2018-04-13 14:34:51,826 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 731 transitions. Word has length 287 [2018-04-13 14:34:51,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:34:51,826 INFO L459 AbstractCegarLoop]: Abstraction has 520 states and 731 transitions. [2018-04-13 14:34:51,826 INFO L460 AbstractCegarLoop]: Interpolant automaton has 116 states. [2018-04-13 14:34:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 731 transitions. [2018-04-13 14:34:51,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-04-13 14:34:51,826 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:34:51,827 INFO L355 BasicCegarLoop]: trace histogram [146, 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] [2018-04-13 14:34:51,827 INFO L408 AbstractCegarLoop]: === Iteration 120 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:34:51,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1729959672, now seen corresponding path program 107 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:34:51,829 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:34:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:34:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 11731 backedges. 4880 proven. 5671 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:55,921 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:34:55,921 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [117] total 117 [2018-04-13 14:34:55,921 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:34:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:34:55,922 INFO L182 omatonBuilderFactory]: Interpolants [200731#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 200730#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 200735#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 200734#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 200733#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 200732#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 200739#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 200738#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 200737#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 200736#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 200743#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 200742#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 200741#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 200740#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 200747#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 200746#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 200745#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 200744#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 200751#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 200750#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 200749#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 200748#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 200755#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 200498#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 200754#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 200753#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 200752#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 200759#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 200758#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 200757#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 200756#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 200763#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 200762#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 200761#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 200760#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 200767#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 200766#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 200765#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 200764#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 200771#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 200770#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 200769#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 200768#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 200775#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 200774#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 200773#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 200772#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 200779#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 200778#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 200777#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 200776#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 200783#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 200782#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 200781#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 200780#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 200787#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 200786#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 200785#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 200784#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 200791#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 200790#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 200789#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 200788#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 200795#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 200794#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 200793#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 200792#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 200799#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 200798#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 200797#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 200796#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 200803#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 200802#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 200801#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 200800#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 200807#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 200806#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 200805#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 200804#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 200811#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 200810#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 200809#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 200808#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 200815#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 200814#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 200813#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 200812#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 200819#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 200818#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 200817#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 200816#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 200823#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 200822#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 200821#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 200820#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 200827#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 200826#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 200825#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 200824#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 200831#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 200830#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 200829#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 200828#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 200835#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 200834#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 200833#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 200832#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 200070#false, 200838#(not (= 119 |#Ultimate.C_memset_#amount|)), 200069#true, 200837#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 200836#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 200331#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 200330#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 200618#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 200617#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 200365#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-04-13 14:34:55,922 INFO L134 CoverageAnalysis]: Checked inductivity of 11731 backedges. 4880 proven. 5671 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:34:55,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 117 states [2018-04-13 14:34:55,923 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2018-04-13 14:34:55,923 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5904, Invalid=7668, Unknown=0, NotChecked=0, Total=13572 [2018-04-13 14:34:55,923 INFO L87 Difference]: Start difference. First operand 520 states and 731 transitions. Second operand 117 states. [2018-04-13 14:35:02,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:02,477 INFO L93 Difference]: Finished difference Result 780 states and 975 transitions. [2018-04-13 14:35:02,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2018-04-13 14:35:02,477 INFO L78 Accepts]: Start accepts. Automaton has 117 states. Word has length 288 [2018-04-13 14:35:02,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:02,478 INFO L225 Difference]: With dead ends: 780 [2018-04-13 14:35:02,478 INFO L226 Difference]: Without dead ends: 773 [2018-04-13 14:35:02,479 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 222 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5999 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=16154, Invalid=33798, Unknown=0, NotChecked=0, Total=49952 [2018-04-13 14:35:02,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 773 states. [2018-04-13 14:35:02,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 773 to 521. [2018-04-13 14:35:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2018-04-13 14:35:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 733 transitions. [2018-04-13 14:35:02,485 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 733 transitions. Word has length 288 [2018-04-13 14:35:02,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:02,485 INFO L459 AbstractCegarLoop]: Abstraction has 521 states and 733 transitions. [2018-04-13 14:35:02,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 117 states. [2018-04-13 14:35:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 733 transitions. [2018-04-13 14:35:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-04-13 14:35:02,486 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:02,486 INFO L355 BasicCegarLoop]: trace histogram [147, 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] [2018-04-13 14:35:02,486 INFO L408 AbstractCegarLoop]: === Iteration 121 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:02,487 INFO L82 PathProgramCache]: Analyzing trace with hash -31579619, now seen corresponding path program 108 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:02,488 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:06,517 INFO L134 CoverageAnalysis]: Checked inductivity of 11883 backedges. 4925 proven. 5778 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:06,534 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:35:06,534 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [118] total 118 [2018-04-13 14:35:06,534 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:35:06,535 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:35:06,535 INFO L182 omatonBuilderFactory]: Interpolants [203019#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 203018#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 203023#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 203022#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 203021#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 203020#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 203027#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 203026#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 203025#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 203024#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 203031#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 203030#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 203029#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 203028#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 203035#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 203034#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 203033#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 203032#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 203039#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 203038#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 203037#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 203036#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 203043#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 203042#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 203041#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 202784#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 203040#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 203047#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 203046#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 203045#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 203044#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 203051#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 203050#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 203049#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 203048#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 203055#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 203054#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 203053#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 203052#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 203059#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 203058#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 203057#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 203056#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 203063#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 203062#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 203061#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 203060#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 203067#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 203066#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 203065#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 203064#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 203071#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 203070#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 203069#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 203068#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 203075#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 203074#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 203073#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 203072#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 203079#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 203078#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 203077#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 203076#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 203083#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 203082#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 203081#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 203080#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 203087#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 203086#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 203085#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 203084#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 203091#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 203090#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 203089#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 203088#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 203095#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 203094#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 203093#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 203092#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 203099#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 203098#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 203097#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 203096#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 203103#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 203102#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 203101#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 203100#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 203107#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 203106#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 203105#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 203104#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 203111#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 203110#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 203109#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 203108#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 203115#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 203114#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 203113#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 203112#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 203119#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 203118#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 203117#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 203116#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 202355#false, 203123#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 202354#true, 203122#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 203121#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 203120#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 203127#(not (= 119 |#Ultimate.C_memset_#amount|)), 203126#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 203125#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 203124#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 202617#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202616#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202651#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 202905#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 202904#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:35:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11883 backedges. 4925 proven. 5778 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:06,536 INFO L442 AbstractCegarLoop]: Interpolant automaton has 118 states [2018-04-13 14:35:06,537 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2018-04-13 14:35:06,538 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6013, Invalid=7793, Unknown=0, NotChecked=0, Total=13806 [2018-04-13 14:35:06,538 INFO L87 Difference]: Start difference. First operand 521 states and 733 transitions. Second operand 118 states. [2018-04-13 14:35:13,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:13,056 INFO L93 Difference]: Finished difference Result 783 states and 979 transitions. [2018-04-13 14:35:13,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 221 states. [2018-04-13 14:35:13,056 INFO L78 Accepts]: Start accepts. Automaton has 118 states. Word has length 289 [2018-04-13 14:35:13,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:13,057 INFO L225 Difference]: With dead ends: 783 [2018-04-13 14:35:13,057 INFO L226 Difference]: Without dead ends: 776 [2018-04-13 14:35:13,058 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6109 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=16466, Invalid=34384, Unknown=0, NotChecked=0, Total=50850 [2018-04-13 14:35:13,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2018-04-13 14:35:13,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 522. [2018-04-13 14:35:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2018-04-13 14:35:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 735 transitions. [2018-04-13 14:35:13,064 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 735 transitions. Word has length 289 [2018-04-13 14:35:13,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:13,064 INFO L459 AbstractCegarLoop]: Abstraction has 522 states and 735 transitions. [2018-04-13 14:35:13,064 INFO L460 AbstractCegarLoop]: Interpolant automaton has 118 states. [2018-04-13 14:35:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 735 transitions. [2018-04-13 14:35:13,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-04-13 14:35:13,064 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:13,065 INFO L355 BasicCegarLoop]: trace histogram [148, 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] [2018-04-13 14:35:13,065 INFO L408 AbstractCegarLoop]: === Iteration 122 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:13,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1078594472, now seen corresponding path program 109 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 123 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:13,067 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 12036 backedges. 4970 proven. 5886 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:17,166 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:35:17,167 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [119] total 119 [2018-04-13 14:35:17,167 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:35:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:35:17,167 INFO L182 omatonBuilderFactory]: Interpolants [205319#(= |#Ultimate.C_memset_#t~loopctr38| 2), 205318#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 205317#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 205316#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 205323#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 205322#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 205321#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 205320#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 205327#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 205326#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 205325#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 205324#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 205331#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 205330#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 205329#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 205328#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 205335#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 205334#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 205333#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 205332#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 205339#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 205338#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 205337#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 205080#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 205336#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 205343#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 205342#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 205341#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 205340#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 205347#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 205346#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 205345#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 205344#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 205351#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 205350#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 205349#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 205348#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 205355#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 205354#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 205353#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 205352#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 205359#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 205358#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 205357#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 205356#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 205363#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 205362#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 205361#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 205360#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 205367#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 205366#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 205365#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 205364#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 205371#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 205370#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 205369#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 205368#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 205375#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 205374#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 205373#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 205372#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 205379#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 205378#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 205377#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 205376#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 205383#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 205382#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 205381#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 205380#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 205387#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 205386#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 205385#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 205384#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 205391#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 205390#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 205389#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 205388#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 205395#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 205394#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 205393#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 205392#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 205399#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 205398#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 205397#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 205396#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 205403#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 205402#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 205401#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 205400#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 205407#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 205406#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 205405#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 205404#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 205411#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 205410#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 205409#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 205408#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 205415#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 205414#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 205413#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 205412#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 205419#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 204650#false, 205418#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 204649#true, 205417#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 205416#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 205423#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 205422#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 205421#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 205420#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 205426#(not (= |#Ultimate.C_memset_#amount| 119)), 204913#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 205425#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 204912#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 205424#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 204947#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 205202#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 205201#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:35:17,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12036 backedges. 4970 proven. 5886 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:17,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 119 states [2018-04-13 14:35:17,168 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2018-04-13 14:35:17,169 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6121, Invalid=7921, Unknown=0, NotChecked=0, Total=14042 [2018-04-13 14:35:17,169 INFO L87 Difference]: Start difference. First operand 522 states and 735 transitions. Second operand 119 states. [2018-04-13 14:35:23,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:23,812 INFO L93 Difference]: Finished difference Result 786 states and 983 transitions. [2018-04-13 14:35:23,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2018-04-13 14:35:23,812 INFO L78 Accepts]: Start accepts. Automaton has 119 states. Word has length 290 [2018-04-13 14:35:23,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:23,813 INFO L225 Difference]: With dead ends: 786 [2018-04-13 14:35:23,813 INFO L226 Difference]: Without dead ends: 779 [2018-04-13 14:35:23,814 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6219 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=16778, Invalid=34978, Unknown=0, NotChecked=0, Total=51756 [2018-04-13 14:35:23,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2018-04-13 14:35:23,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 523. [2018-04-13 14:35:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-04-13 14:35:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 737 transitions. [2018-04-13 14:35:23,819 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 737 transitions. Word has length 290 [2018-04-13 14:35:23,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:23,820 INFO L459 AbstractCegarLoop]: Abstraction has 523 states and 737 transitions. [2018-04-13 14:35:23,820 INFO L460 AbstractCegarLoop]: Interpolant automaton has 119 states. [2018-04-13 14:35:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 737 transitions. [2018-04-13 14:35:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-04-13 14:35:23,820 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:23,820 INFO L355 BasicCegarLoop]: trace histogram [149, 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] [2018-04-13 14:35:23,820 INFO L408 AbstractCegarLoop]: === Iteration 123 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:23,820 INFO L82 PathProgramCache]: Analyzing trace with hash 1134252925, now seen corresponding path program 110 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 124 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:23,823 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12190 backedges. 5015 proven. 5995 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:28,388 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:35:28,388 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [120] total 120 [2018-04-13 14:35:28,389 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:35:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:35:28,389 INFO L182 omatonBuilderFactory]: Interpolants [207627#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 207626#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 207625#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 207624#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 207631#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 207630#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 207629#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 207628#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 207635#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 207634#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 207633#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 207632#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 207639#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 207638#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 207637#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 207636#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 207643#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 207386#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 207642#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 207641#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 207640#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 207647#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 207646#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 207645#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 207644#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 207651#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 207650#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 207649#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 207648#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 207655#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 207654#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 207653#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 207652#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 207659#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 207658#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 207657#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 207656#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 207663#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 207662#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 207661#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 207660#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 207667#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 207666#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 207665#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 207664#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 207671#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 207670#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 207669#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 207668#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 207675#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 207674#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 207673#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 207672#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 207679#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 207678#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 207677#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 207676#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 207683#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 207682#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 207681#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 207680#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 207687#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 207686#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 207685#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 207684#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 207691#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 207690#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 207689#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 207688#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 207695#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 207694#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 207693#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 207692#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 207699#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 207698#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 207697#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 207696#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 207703#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 207702#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 207701#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 207700#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 207707#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 207706#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 207705#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 207704#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 207711#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 207710#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 207709#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 207708#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 207715#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 207714#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 207713#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 207712#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 207719#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 207718#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 207717#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 207716#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 206955#false, 207723#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 206954#true, 207722#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 207721#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 207720#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 207727#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 207726#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 207725#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 207724#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 207219#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 207731#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 207218#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 207730#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 207729#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 207728#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 207735#(not (= |#Ultimate.C_memset_#amount| 119)), 207734#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 207733#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 207732#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 207253#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 207509#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 207508#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:35:28,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12190 backedges. 5015 proven. 5995 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:28,390 INFO L442 AbstractCegarLoop]: Interpolant automaton has 120 states [2018-04-13 14:35:28,390 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2018-04-13 14:35:28,391 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6235, Invalid=8045, Unknown=0, NotChecked=0, Total=14280 [2018-04-13 14:35:28,391 INFO L87 Difference]: Start difference. First operand 523 states and 737 transitions. Second operand 120 states. [2018-04-13 14:35:35,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:35,021 INFO L93 Difference]: Finished difference Result 789 states and 987 transitions. [2018-04-13 14:35:35,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 225 states. [2018-04-13 14:35:35,021 INFO L78 Accepts]: Start accepts. Automaton has 120 states. Word has length 291 [2018-04-13 14:35:35,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:35,022 INFO L225 Difference]: With dead ends: 789 [2018-04-13 14:35:35,022 INFO L226 Difference]: Without dead ends: 782 [2018-04-13 14:35:35,023 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 228 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6333 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=17101, Invalid=35569, Unknown=0, NotChecked=0, Total=52670 [2018-04-13 14:35:35,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2018-04-13 14:35:35,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 524. [2018-04-13 14:35:35,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2018-04-13 14:35:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 739 transitions. [2018-04-13 14:35:35,028 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 739 transitions. Word has length 291 [2018-04-13 14:35:35,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:35,029 INFO L459 AbstractCegarLoop]: Abstraction has 524 states and 739 transitions. [2018-04-13 14:35:35,029 INFO L460 AbstractCegarLoop]: Interpolant automaton has 120 states. [2018-04-13 14:35:35,029 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 739 transitions. [2018-04-13 14:35:35,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-04-13 14:35:35,029 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:35,029 INFO L355 BasicCegarLoop]: trace histogram [150, 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] [2018-04-13 14:35:35,030 INFO L408 AbstractCegarLoop]: === Iteration 124 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:35,030 INFO L82 PathProgramCache]: Analyzing trace with hash -1435302328, now seen corresponding path program 111 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 125 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:35,032 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:39,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12345 backedges. 5060 proven. 6105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:39,271 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:35:39,271 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [121] total 121 [2018-04-13 14:35:39,271 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:35:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:35:39,272 INFO L182 omatonBuilderFactory]: Interpolants [209943#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 209942#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 209947#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 209946#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 209945#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 209944#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 209951#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 209950#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 209949#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 209948#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 209955#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 209954#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 209953#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 209952#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 209959#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 209702#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 209958#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 209957#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 209956#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 209963#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 209962#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 209961#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 209960#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 209967#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 209966#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 209965#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 209964#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 209971#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 209970#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 209969#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 209968#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 209975#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 209974#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 209973#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 209972#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 209979#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 209978#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 209977#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 209976#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 209983#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 209982#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 209981#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 209980#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 209987#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 209986#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 209985#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 209984#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 209991#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 209990#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 209989#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 209988#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 209995#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 209994#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 209993#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 209992#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 209999#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 209998#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 209997#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 209996#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 210003#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 210002#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 210001#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 210000#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 210007#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 210006#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 210005#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 210004#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 210011#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 210010#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 210009#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 210008#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 210015#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 210014#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 210013#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 210012#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 210019#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 210018#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 210017#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 210016#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 210023#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 210022#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 210021#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 210020#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 210027#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 210026#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 210025#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 210024#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 210031#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 210030#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 210029#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 210028#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 210035#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 210034#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 210033#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 210032#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 210039#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 209270#false, 210038#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 209269#true, 210037#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 210036#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 210043#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 210042#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 210041#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 210040#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 209535#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 210047#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 209534#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 210046#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 210045#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 210044#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 210051#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 210050#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 210049#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 210048#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 210054#(not (= 119 |#Ultimate.C_memset_#amount|)), 210053#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 210052#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 209826#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 209569#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 209825#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:35:39,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12345 backedges. 5060 proven. 6105 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:39,272 INFO L442 AbstractCegarLoop]: Interpolant automaton has 121 states [2018-04-13 14:35:39,273 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 121 interpolants. [2018-04-13 14:35:39,273 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6346, Invalid=8174, Unknown=0, NotChecked=0, Total=14520 [2018-04-13 14:35:39,274 INFO L87 Difference]: Start difference. First operand 524 states and 739 transitions. Second operand 121 states. [2018-04-13 14:35:46,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:46,127 INFO L93 Difference]: Finished difference Result 792 states and 991 transitions. [2018-04-13 14:35:46,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 227 states. [2018-04-13 14:35:46,128 INFO L78 Accepts]: Start accepts. Automaton has 121 states. Word has length 292 [2018-04-13 14:35:46,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:46,128 INFO L225 Difference]: With dead ends: 792 [2018-04-13 14:35:46,128 INFO L226 Difference]: Without dead ends: 785 [2018-04-13 14:35:46,130 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6445 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=17420, Invalid=36172, Unknown=0, NotChecked=0, Total=53592 [2018-04-13 14:35:46,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2018-04-13 14:35:46,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 525. [2018-04-13 14:35:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2018-04-13 14:35:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 741 transitions. [2018-04-13 14:35:46,134 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 741 transitions. Word has length 292 [2018-04-13 14:35:46,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:46,135 INFO L459 AbstractCegarLoop]: Abstraction has 525 states and 741 transitions. [2018-04-13 14:35:46,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 121 states. [2018-04-13 14:35:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 741 transitions. [2018-04-13 14:35:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-04-13 14:35:46,135 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:46,135 INFO L355 BasicCegarLoop]: trace histogram [151, 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] [2018-04-13 14:35:46,136 INFO L408 AbstractCegarLoop]: === Iteration 125 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:46,136 INFO L82 PathProgramCache]: Analyzing trace with hash 512863453, now seen corresponding path program 112 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 126 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:46,138 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12501 backedges. 5105 proven. 6216 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:50,553 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:35:50,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [122] total 122 [2018-04-13 14:35:50,554 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:35:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:35:50,554 INFO L182 omatonBuilderFactory]: Interpolants [212271#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 212270#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 212275#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 212274#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 212273#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 212272#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 212279#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 212278#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 212277#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 212276#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 212283#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 212282#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 212281#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 212280#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 212287#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 212286#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 212285#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 212028#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 212284#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 212291#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 212290#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 212289#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 212288#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 212295#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 212294#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 212293#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 212292#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 212299#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 212298#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 212297#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 212296#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 212303#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 212302#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 212301#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 212300#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 212307#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 212306#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 212305#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 212304#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 212311#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 212310#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 212309#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 212308#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 212315#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 212314#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 212313#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 212312#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 212319#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 212318#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 212317#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 212316#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 212323#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 212322#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 212321#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 212320#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 212327#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 212326#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 212325#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 212324#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 212331#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 212330#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 212329#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 212328#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 212335#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 212334#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 212333#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 212332#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 212339#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 212338#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 212337#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 212336#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 212343#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 212342#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 212341#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 212340#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 212347#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 212346#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 212345#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 212344#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 212351#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 212350#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 212349#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 212348#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 212355#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 212354#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 212353#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 212352#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 212359#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 212358#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 212357#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 212356#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 211595#false, 212363#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 211594#true, 212362#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 212361#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 212360#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 212367#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 212366#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 212365#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 212364#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 212371#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 212370#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 212369#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 212368#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 212375#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 212374#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 211861#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 212373#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 211860#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 212372#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 212379#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 212378#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 212377#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 212376#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 212383#(not (= 119 |#Ultimate.C_memset_#amount|)), 212382#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 212381#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 212380#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 211895#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 212153#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 212152#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:35:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12501 backedges. 5105 proven. 6216 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:35:50,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 122 states [2018-04-13 14:35:50,555 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2018-04-13 14:35:50,556 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6460, Invalid=8302, Unknown=0, NotChecked=0, Total=14762 [2018-04-13 14:35:50,556 INFO L87 Difference]: Start difference. First operand 525 states and 741 transitions. Second operand 122 states. [2018-04-13 14:35:57,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:35:57,324 INFO L93 Difference]: Finished difference Result 795 states and 995 transitions. [2018-04-13 14:35:57,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 229 states. [2018-04-13 14:35:57,324 INFO L78 Accepts]: Start accepts. Automaton has 122 states. Word has length 293 [2018-04-13 14:35:57,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:35:57,325 INFO L225 Difference]: With dead ends: 795 [2018-04-13 14:35:57,325 INFO L226 Difference]: Without dead ends: 788 [2018-04-13 14:35:57,326 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 232 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6560 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=17746, Invalid=36776, Unknown=0, NotChecked=0, Total=54522 [2018-04-13 14:35:57,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2018-04-13 14:35:57,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 526. [2018-04-13 14:35:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2018-04-13 14:35:57,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 743 transitions. [2018-04-13 14:35:57,332 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 743 transitions. Word has length 293 [2018-04-13 14:35:57,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:35:57,332 INFO L459 AbstractCegarLoop]: Abstraction has 526 states and 743 transitions. [2018-04-13 14:35:57,332 INFO L460 AbstractCegarLoop]: Interpolant automaton has 122 states. [2018-04-13 14:35:57,332 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 743 transitions. [2018-04-13 14:35:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-04-13 14:35:57,333 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:35:57,333 INFO L355 BasicCegarLoop]: trace histogram [152, 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] [2018-04-13 14:35:57,333 INFO L408 AbstractCegarLoop]: === Iteration 126 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:35:57,333 INFO L82 PathProgramCache]: Analyzing trace with hash 776460520, now seen corresponding path program 113 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 127 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:35:57,339 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:35:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:35:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 5150 proven. 6328 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:01,718 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:01,718 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [123] total 123 [2018-04-13 14:36:01,718 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:01,719 INFO L182 omatonBuilderFactory]: Interpolants [214611#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 214610#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 214609#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 214608#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 214615#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 214614#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 214613#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 214612#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 214619#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 214618#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 214617#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 214616#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 214623#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 214622#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 214621#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 214364#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 214620#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 214627#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 214626#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 214625#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 214624#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 214631#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 214630#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 214629#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 214628#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 214635#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 214634#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 214633#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 214632#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 214639#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 214638#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 214637#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 214636#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 214643#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 214642#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 214641#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 214640#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 214647#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 214646#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 214645#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 214644#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 214651#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 214650#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 214649#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 214648#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 214655#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 214654#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 214653#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 214652#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 214659#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 214658#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 214657#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 214656#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 214663#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 214662#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 214661#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 214660#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 214667#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 214666#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 214665#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 214664#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 214671#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 214670#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 214669#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 214668#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 214675#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 214674#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 214673#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 214672#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 214679#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 214678#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 214677#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 214676#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 214683#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 214682#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 214681#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 214680#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 214687#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 214686#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 214685#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 214684#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 214691#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 214690#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 214689#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 214688#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 214695#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 214694#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 214693#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 214692#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 214699#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 213930#false, 214698#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 213929#true, 214697#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 214696#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 214703#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 214702#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 214701#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 214700#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 214707#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 214706#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 214705#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 214704#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 214711#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 214710#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 214197#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 214709#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 214196#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 214708#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 214715#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 214714#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 214713#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 214712#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 214719#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 214718#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 214717#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 214716#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 214722#(not (= 119 |#Ultimate.C_memset_#amount|)), 214721#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 214720#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 214231#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 214490#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 214489#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:36:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12658 backedges. 5150 proven. 6328 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:01,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 123 states [2018-04-13 14:36:01,720 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 123 interpolants. [2018-04-13 14:36:01,721 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6573, Invalid=8433, Unknown=0, NotChecked=0, Total=15006 [2018-04-13 14:36:01,721 INFO L87 Difference]: Start difference. First operand 526 states and 743 transitions. Second operand 123 states. [2018-04-13 14:36:08,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:36:08,819 INFO L93 Difference]: Finished difference Result 798 states and 999 transitions. [2018-04-13 14:36:08,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2018-04-13 14:36:08,819 INFO L78 Accepts]: Start accepts. Automaton has 123 states. Word has length 294 [2018-04-13 14:36:08,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:36:08,820 INFO L225 Difference]: With dead ends: 798 [2018-04-13 14:36:08,820 INFO L226 Difference]: Without dead ends: 791 [2018-04-13 14:36:08,821 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6674 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=18071, Invalid=37389, Unknown=0, NotChecked=0, Total=55460 [2018-04-13 14:36:08,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2018-04-13 14:36:08,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 527. [2018-04-13 14:36:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2018-04-13 14:36:08,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 745 transitions. [2018-04-13 14:36:08,826 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 745 transitions. Word has length 294 [2018-04-13 14:36:08,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:36:08,827 INFO L459 AbstractCegarLoop]: Abstraction has 527 states and 745 transitions. [2018-04-13 14:36:08,827 INFO L460 AbstractCegarLoop]: Interpolant automaton has 123 states. [2018-04-13 14:36:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 745 transitions. [2018-04-13 14:36:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-04-13 14:36:08,828 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:36:08,828 INFO L355 BasicCegarLoop]: trace histogram [153, 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] [2018-04-13 14:36:08,828 INFO L408 AbstractCegarLoop]: === Iteration 127 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:36:08,828 INFO L82 PathProgramCache]: Analyzing trace with hash 358035005, now seen corresponding path program 114 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 128 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:36:08,831 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:36:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12816 backedges. 5195 proven. 6441 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:13,320 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:13,320 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [124] total 124 [2018-04-13 14:36:13,320 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:13,320 INFO L182 omatonBuilderFactory]: Interpolants [216577#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 216837#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 216836#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 216959#(= |#Ultimate.C_memset_#t~loopctr38| 2), 216958#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 216957#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 216956#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 216963#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 216962#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 216961#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 216960#(= |#Ultimate.C_memset_#t~loopctr38| 3), 216967#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 216710#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 216966#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 216965#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 216964#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 216971#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 216970#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 216969#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 216968#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 216975#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 216974#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 216973#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 216972#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 216979#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 216978#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 216977#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 216976#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 216983#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 216982#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 216981#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 216980#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 216987#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 216986#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 216985#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 216984#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 216991#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 216990#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 216989#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 216988#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 216995#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 216994#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 216993#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 216992#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 216999#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 216998#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 216997#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 216996#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 217003#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 217002#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 217001#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 217000#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 217007#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 217006#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 217005#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 217004#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 217011#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 217010#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 217009#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 217008#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 217015#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 217014#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 217013#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 217012#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 217019#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 217018#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 217017#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 217016#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 217023#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 217022#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 217021#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 217020#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 217027#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 217026#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 217025#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 217024#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 217031#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 217030#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 217029#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 217028#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 217035#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 217034#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 217033#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 217032#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 217039#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 217038#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 217037#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 217036#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 216275#false, 217043#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 216274#true, 217042#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 217041#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 217040#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 217047#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 217046#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 217045#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 217044#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 217051#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 217050#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 217049#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 217048#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 216543#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 217055#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 216542#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 217054#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 217053#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 217052#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 217059#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 217058#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 217057#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 217056#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 217063#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 217062#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 217061#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 217060#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 217067#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 217066#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 217065#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 217064#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 217071#(not (= 119 |#Ultimate.C_memset_#amount|)), 217070#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 217069#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 217068#(<= |#Ultimate.C_memset_#t~loopctr38| 111)] [2018-04-13 14:36:13,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12816 backedges. 5195 proven. 6441 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:13,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 124 states [2018-04-13 14:36:13,322 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2018-04-13 14:36:13,322 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6683, Invalid=8569, Unknown=0, NotChecked=0, Total=15252 [2018-04-13 14:36:13,322 INFO L87 Difference]: Start difference. First operand 527 states and 745 transitions. Second operand 124 states. [2018-04-13 14:36:20,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:36:20,577 INFO L93 Difference]: Finished difference Result 801 states and 1003 transitions. [2018-04-13 14:36:20,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 233 states. [2018-04-13 14:36:20,577 INFO L78 Accepts]: Start accepts. Automaton has 124 states. Word has length 295 [2018-04-13 14:36:20,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:36:20,578 INFO L225 Difference]: With dead ends: 801 [2018-04-13 14:36:20,578 INFO L226 Difference]: Without dead ends: 794 [2018-04-13 14:36:20,580 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 236 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6788 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=18394, Invalid=38012, Unknown=0, NotChecked=0, Total=56406 [2018-04-13 14:36:20,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2018-04-13 14:36:20,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 528. [2018-04-13 14:36:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2018-04-13 14:36:20,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 747 transitions. [2018-04-13 14:36:20,585 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 747 transitions. Word has length 295 [2018-04-13 14:36:20,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:36:20,586 INFO L459 AbstractCegarLoop]: Abstraction has 528 states and 747 transitions. [2018-04-13 14:36:20,586 INFO L460 AbstractCegarLoop]: Interpolant automaton has 124 states. [2018-04-13 14:36:20,586 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 747 transitions. [2018-04-13 14:36:20,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-04-13 14:36:20,586 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:36:20,587 INFO L355 BasicCegarLoop]: trace histogram [154, 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] [2018-04-13 14:36:20,587 INFO L408 AbstractCegarLoop]: === Iteration 128 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:36:20,587 INFO L82 PathProgramCache]: Analyzing trace with hash 271745928, now seen corresponding path program 115 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 129 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:36:20,591 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:36:20,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:21,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:24,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12975 backedges. 5240 proven. 6555 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:24,992 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:24,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [125] total 125 [2018-04-13 14:36:24,993 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:24,993 INFO L182 omatonBuilderFactory]: Interpolants [219395#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 219394#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 219393#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 219392#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 219399#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 218630#false, 219398#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 218629#true, 219397#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 219396#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 219403#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 219402#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 219401#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 219400#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 219407#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 219406#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 219405#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 219404#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 218899#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 219411#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 218898#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 219410#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 219409#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 219408#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 219415#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 219414#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 219413#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 219412#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 219419#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 219418#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 219417#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 219416#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 219423#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 219422#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 219421#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 219420#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 219427#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 219426#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 219425#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 219424#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 219430#(not (= 119 |#Ultimate.C_memset_#amount|)), 219429#(<= |#Ultimate.C_memset_#t~loopctr38| 114), 219428#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 218933#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 219194#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 219193#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 219315#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 219314#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 219319#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 219318#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 219317#(= |#Ultimate.C_memset_#t~loopctr38| 2), 219316#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 219323#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 219066#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 219322#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 219321#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 219320#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 219327#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 219326#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 219325#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 219324#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 219331#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 219330#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 219329#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 219328#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 219335#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 219334#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 219333#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 219332#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 219339#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 219338#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 219337#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 219336#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 219343#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 219342#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 219341#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 219340#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 219347#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 219346#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 219345#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 219344#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 219351#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 219350#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 219349#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 219348#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 219355#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 219354#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 219353#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 219352#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 219359#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 219358#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 219357#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 219356#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 219363#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 219362#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 219361#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 219360#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 219367#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 219366#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 219365#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 219364#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 219371#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 219370#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 219369#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 219368#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 219375#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 219374#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 219373#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 219372#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 219379#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 219378#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 219377#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 219376#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 219383#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 219382#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 219381#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 219380#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 219387#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 219386#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 219385#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 219384#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 219391#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 219390#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 219389#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 219388#(<= |#Ultimate.C_memset_#t~loopctr38| 73)] [2018-04-13 14:36:24,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12975 backedges. 5240 proven. 6555 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:24,994 INFO L442 AbstractCegarLoop]: Interpolant automaton has 125 states [2018-04-13 14:36:24,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2018-04-13 14:36:24,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6802, Invalid=8698, Unknown=0, NotChecked=0, Total=15500 [2018-04-13 14:36:24,995 INFO L87 Difference]: Start difference. First operand 528 states and 747 transitions. Second operand 125 states. [2018-04-13 14:36:31,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:36:31,198 INFO L93 Difference]: Finished difference Result 804 states and 1007 transitions. [2018-04-13 14:36:31,198 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2018-04-13 14:36:31,198 INFO L78 Accepts]: Start accepts. Automaton has 125 states. Word has length 296 [2018-04-13 14:36:31,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:36:31,200 INFO L225 Difference]: With dead ends: 804 [2018-04-13 14:36:31,200 INFO L226 Difference]: Without dead ends: 797 [2018-04-13 14:36:31,203 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 238 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6906 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=18731, Invalid=38629, Unknown=0, NotChecked=0, Total=57360 [2018-04-13 14:36:31,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-04-13 14:36:31,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 529. [2018-04-13 14:36:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2018-04-13 14:36:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 749 transitions. [2018-04-13 14:36:31,210 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 749 transitions. Word has length 296 [2018-04-13 14:36:31,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:36:31,210 INFO L459 AbstractCegarLoop]: Abstraction has 529 states and 749 transitions. [2018-04-13 14:36:31,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 125 states. [2018-04-13 14:36:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 749 transitions. [2018-04-13 14:36:31,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-04-13 14:36:31,211 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:36:31,211 INFO L355 BasicCegarLoop]: trace histogram [155, 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] [2018-04-13 14:36:31,211 INFO L408 AbstractCegarLoop]: === Iteration 129 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:36:31,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1891751837, now seen corresponding path program 116 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 130 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:36:31,213 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:36:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:31,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:35,724 INFO L134 CoverageAnalysis]: Checked inductivity of 13135 backedges. 5285 proven. 6670 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:35,742 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:35,742 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [126] total 126 [2018-04-13 14:36:35,742 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:35,743 INFO L182 omatonBuilderFactory]: Interpolants [221699#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 221698#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 221697#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 221696#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 221703#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 221702#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 221701#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 221700#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 221707#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 221706#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 221705#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 221704#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 221711#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 221710#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 221709#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 221708#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 221715#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 221714#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 221713#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 221712#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 221719#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 221718#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 221717#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 221716#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 221723#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 221722#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 221721#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 221720#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 221727#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 221726#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 221725#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 221724#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 221731#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 221730#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 221729#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 221728#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 221735#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 221734#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 221733#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 221732#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 221739#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 221738#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 221737#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 221736#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 221743#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 221742#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 221741#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 221740#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 221747#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 221746#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 221745#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 221744#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 221751#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 221750#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 221749#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 221748#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 221755#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 221754#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 221753#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 221752#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 221759#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 221758#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 221757#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 221756#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 220995#false, 221763#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 220994#true, 221762#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 221761#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 221760#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 221767#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 221766#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 221765#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 221764#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 221771#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 221770#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 221769#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 221768#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 221775#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 221774#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 221773#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 221772#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 221779#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 221778#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 221265#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 221777#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 221264#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 221776#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 221783#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 221782#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 221781#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 221780#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 221787#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 221786#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 221785#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 221784#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 221791#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 221790#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 221789#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 221788#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 221795#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 221794#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 221793#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 221792#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 221799#(not (= |#Ultimate.C_memset_#amount| 119)), 221798#(<= |#Ultimate.C_memset_#t~loopctr38| 115), 221797#(<= |#Ultimate.C_memset_#t~loopctr38| 114), 221796#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 221299#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 221561#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 221560#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 221683#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 221682#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 221687#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 221686#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 221685#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 221684#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 221691#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 221690#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 221689#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 221432#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 221688#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 221695#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 221694#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 221693#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 221692#(<= |#Ultimate.C_memset_#t~loopctr38| 9)] [2018-04-13 14:36:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 13135 backedges. 5285 proven. 6670 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:35,744 INFO L442 AbstractCegarLoop]: Interpolant automaton has 126 states [2018-04-13 14:36:35,744 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 126 interpolants. [2018-04-13 14:36:35,745 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6921, Invalid=8829, Unknown=0, NotChecked=0, Total=15750 [2018-04-13 14:36:35,745 INFO L87 Difference]: Start difference. First operand 529 states and 749 transitions. Second operand 126 states. [2018-04-13 14:36:42,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:36:42,710 INFO L93 Difference]: Finished difference Result 807 states and 1011 transitions. [2018-04-13 14:36:42,710 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 237 states. [2018-04-13 14:36:42,710 INFO L78 Accepts]: Start accepts. Automaton has 126 states. Word has length 297 [2018-04-13 14:36:42,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:36:42,712 INFO L225 Difference]: With dead ends: 807 [2018-04-13 14:36:42,712 INFO L226 Difference]: Without dead ends: 800 [2018-04-13 14:36:42,713 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7025 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=19070, Invalid=39252, Unknown=0, NotChecked=0, Total=58322 [2018-04-13 14:36:42,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2018-04-13 14:36:42,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 530. [2018-04-13 14:36:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2018-04-13 14:36:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 751 transitions. [2018-04-13 14:36:42,720 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 751 transitions. Word has length 297 [2018-04-13 14:36:42,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:36:42,720 INFO L459 AbstractCegarLoop]: Abstraction has 530 states and 751 transitions. [2018-04-13 14:36:42,720 INFO L460 AbstractCegarLoop]: Interpolant automaton has 126 states. [2018-04-13 14:36:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 751 transitions. [2018-04-13 14:36:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-04-13 14:36:42,721 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:36:42,721 INFO L355 BasicCegarLoop]: trace histogram [156, 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] [2018-04-13 14:36:42,721 INFO L408 AbstractCegarLoop]: === Iteration 130 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:36:42,721 INFO L82 PathProgramCache]: Analyzing trace with hash 572327464, now seen corresponding path program 117 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 131 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:36:42,723 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:36:42,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:42,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:47,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13296 backedges. 5330 proven. 6786 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:47,242 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:47,242 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [127] total 127 [2018-04-13 14:36:47,242 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:47,242 INFO L182 omatonBuilderFactory]: Interpolants [224063#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 224062#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 224061#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 224060#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 224067#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 224066#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 224065#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 223808#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 224064#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 224071#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 224070#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 224069#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 224068#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 224075#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 224074#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 224073#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 224072#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 224079#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 224078#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 224077#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 224076#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 224083#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 224082#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 224081#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 224080#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 224087#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 224086#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 224085#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 224084#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 224091#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 224090#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 224089#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 224088#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 224095#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 224094#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 224093#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 224092#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 224099#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 224098#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 224097#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 224096#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 224103#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 224102#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 224101#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 224100#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 224107#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 224106#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 224105#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 224104#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 224111#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 224110#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 224109#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 224108#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 224115#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 224114#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 224113#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 224112#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 224119#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 224118#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 224117#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 224116#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 224123#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 224122#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 224121#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 224120#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 224127#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 224126#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 224125#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 224124#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 224131#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 224130#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 224129#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 224128#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 224135#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 224134#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 224133#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 224132#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 224139#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 223370#false, 224138#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 223369#true, 224137#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 224136#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 224143#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 224142#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 224141#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 224140#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 224147#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 224146#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 224145#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 224144#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 224151#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 224150#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 224149#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 224148#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 224155#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 224154#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 223641#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 224153#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 223640#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 224152#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 224159#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 224158#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 224157#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 224156#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 224163#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 224162#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 224161#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 224160#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 224167#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 224166#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 224165#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 224164#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 224171#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 224170#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 224169#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 224168#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 224175#(<= |#Ultimate.C_memset_#t~loopctr38| 114), 224174#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 224173#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 224172#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 224178#(not (= 119 |#Ultimate.C_memset_#amount|)), 224177#(<= |#Ultimate.C_memset_#t~loopctr38| 116), 224176#(<= |#Ultimate.C_memset_#t~loopctr38| 115), 223675#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 223938#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 223937#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|))] [2018-04-13 14:36:47,243 INFO L134 CoverageAnalysis]: Checked inductivity of 13296 backedges. 5330 proven. 6786 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:47,243 INFO L442 AbstractCegarLoop]: Interpolant automaton has 127 states [2018-04-13 14:36:47,244 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2018-04-13 14:36:47,244 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7040, Invalid=8962, Unknown=0, NotChecked=0, Total=16002 [2018-04-13 14:36:47,244 INFO L87 Difference]: Start difference. First operand 530 states and 751 transitions. Second operand 127 states. [2018-04-13 14:36:54,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:36:54,365 INFO L93 Difference]: Finished difference Result 810 states and 1015 transitions. [2018-04-13 14:36:54,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2018-04-13 14:36:54,366 INFO L78 Accepts]: Start accepts. Automaton has 127 states. Word has length 298 [2018-04-13 14:36:54,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:36:54,367 INFO L225 Difference]: With dead ends: 810 [2018-04-13 14:36:54,367 INFO L226 Difference]: Without dead ends: 803 [2018-04-13 14:36:54,369 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 242 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7145 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=19411, Invalid=39881, Unknown=0, NotChecked=0, Total=59292 [2018-04-13 14:36:54,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 803 states. [2018-04-13 14:36:54,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 803 to 531. [2018-04-13 14:36:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-04-13 14:36:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 753 transitions. [2018-04-13 14:36:54,375 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 753 transitions. Word has length 298 [2018-04-13 14:36:54,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:36:54,375 INFO L459 AbstractCegarLoop]: Abstraction has 531 states and 753 transitions. [2018-04-13 14:36:54,375 INFO L460 AbstractCegarLoop]: Interpolant automaton has 127 states. [2018-04-13 14:36:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 753 transitions. [2018-04-13 14:36:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-04-13 14:36:54,376 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:36:54,376 INFO L355 BasicCegarLoop]: trace histogram [157, 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] [2018-04-13 14:36:54,376 INFO L408 AbstractCegarLoop]: === Iteration 131 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:36:54,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1675122435, now seen corresponding path program 118 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 132 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:36:54,378 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:36:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:36:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 13458 backedges. 5375 proven. 6903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:58,983 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:36:58,983 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [128] total 128 [2018-04-13 14:36:58,984 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:36:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:36:58,984 INFO L182 omatonBuilderFactory]: Interpolants [226563#(<= |#Ultimate.C_memset_#t~loopctr38| 114), 226562#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 226561#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 226560#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 226567#(not (= 119 |#Ultimate.C_memset_#amount|)), 226566#(<= |#Ultimate.C_memset_#t~loopctr38| 117), 226565#(<= |#Ultimate.C_memset_#t~loopctr38| 116), 226564#(<= |#Ultimate.C_memset_#t~loopctr38| 115), 226061#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 226325#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 226324#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 226451#(= |#Ultimate.C_memset_#t~loopctr38| 2), 226194#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 226450#(= 1 |#Ultimate.C_memset_#t~loopctr38|), 226449#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 226448#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 226455#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 226454#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 226453#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 226452#(= |#Ultimate.C_memset_#t~loopctr38| 3), 226459#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 226458#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 226457#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 226456#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 226463#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 226462#(<= |#Ultimate.C_memset_#t~loopctr38| 13), 226461#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 226460#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 226467#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 226466#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 226465#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 226464#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 226471#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 226470#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 226469#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 226468#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 226475#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 226474#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 226473#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 226472#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 226479#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 226478#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 226477#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 226476#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 226483#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 226482#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 226481#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 226480#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 226487#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 226486#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 226485#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 226484#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 226491#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 226490#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 226489#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 226488#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 226495#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 226494#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 226493#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 226492#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 226499#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 226498#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 226497#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 226496#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 226503#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 226502#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 226501#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 226500#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 226507#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 226506#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 226505#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 226504#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 226511#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 226510#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 226509#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 226508#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 226515#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 226514#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 226513#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 226512#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 226519#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 226518#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 226517#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 226516#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 225755#false, 226523#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 225754#true, 226522#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 226521#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 226520#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 226527#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 226526#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 226525#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 226524#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 226531#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 226530#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 226529#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 226528#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 226535#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 226534#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 226533#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 226532#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 226027#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 226539#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 226026#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 226538#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 226537#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 226536#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 226543#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 226542#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 226541#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 226540#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 226547#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 226546#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 226545#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 226544#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 226551#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 226550#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 226549#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 226548#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 226555#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 226554#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 226553#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 226552#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 226559#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 226558#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 226557#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 226556#(<= |#Ultimate.C_memset_#t~loopctr38| 107)] [2018-04-13 14:36:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 13458 backedges. 5375 proven. 6903 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:36:58,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 128 states [2018-04-13 14:36:58,986 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2018-04-13 14:36:58,987 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7153, Invalid=9103, Unknown=0, NotChecked=0, Total=16256 [2018-04-13 14:36:58,987 INFO L87 Difference]: Start difference. First operand 531 states and 753 transitions. Second operand 128 states. [2018-04-13 14:37:05,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:37:05,373 INFO L93 Difference]: Finished difference Result 813 states and 1019 transitions. [2018-04-13 14:37:05,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 241 states. [2018-04-13 14:37:05,373 INFO L78 Accepts]: Start accepts. Automaton has 128 states. Word has length 299 [2018-04-13 14:37:05,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:37:05,374 INFO L225 Difference]: With dead ends: 813 [2018-04-13 14:37:05,374 INFO L226 Difference]: Without dead ends: 806 [2018-04-13 14:37:05,375 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 283 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7262 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=19744, Invalid=40526, Unknown=0, NotChecked=0, Total=60270 [2018-04-13 14:37:05,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2018-04-13 14:37:05,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 532. [2018-04-13 14:37:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2018-04-13 14:37:05,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 755 transitions. [2018-04-13 14:37:05,381 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 755 transitions. Word has length 299 [2018-04-13 14:37:05,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:37:05,381 INFO L459 AbstractCegarLoop]: Abstraction has 532 states and 755 transitions. [2018-04-13 14:37:05,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 128 states. [2018-04-13 14:37:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 755 transitions. [2018-04-13 14:37:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-04-13 14:37:05,381 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:37:05,382 INFO L355 BasicCegarLoop]: trace histogram [158, 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] [2018-04-13 14:37:05,382 INFO L408 AbstractCegarLoop]: === Iteration 132 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:37:05,382 INFO L82 PathProgramCache]: Analyzing trace with hash 1668374728, now seen corresponding path program 119 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 133 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:37:05,385 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:37:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 13621 backedges. 5420 proven. 7021 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:37:10,126 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-04-13 14:37:10,127 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [129] total 129 [2018-04-13 14:37:10,127 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 14:37:10,127 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-04-13 14:37:10,127 INFO L182 omatonBuilderFactory]: Interpolants [228867#(<= |#Ultimate.C_memset_#t~loopctr38| 20), 228866#(<= |#Ultimate.C_memset_#t~loopctr38| 19), 228865#(<= |#Ultimate.C_memset_#t~loopctr38| 18), 228864#(<= |#Ultimate.C_memset_#t~loopctr38| 17), 228871#(<= |#Ultimate.C_memset_#t~loopctr38| 24), 228870#(<= |#Ultimate.C_memset_#t~loopctr38| 23), 228869#(<= |#Ultimate.C_memset_#t~loopctr38| 22), 228868#(<= |#Ultimate.C_memset_#t~loopctr38| 21), 228875#(<= |#Ultimate.C_memset_#t~loopctr38| 28), 228874#(<= |#Ultimate.C_memset_#t~loopctr38| 27), 228873#(<= |#Ultimate.C_memset_#t~loopctr38| 26), 228872#(<= |#Ultimate.C_memset_#t~loopctr38| 25), 228879#(<= |#Ultimate.C_memset_#t~loopctr38| 32), 228878#(<= |#Ultimate.C_memset_#t~loopctr38| 31), 228877#(<= |#Ultimate.C_memset_#t~loopctr38| 30), 228876#(<= |#Ultimate.C_memset_#t~loopctr38| 29), 228883#(<= |#Ultimate.C_memset_#t~loopctr38| 36), 228882#(<= |#Ultimate.C_memset_#t~loopctr38| 35), 228881#(<= |#Ultimate.C_memset_#t~loopctr38| 34), 228880#(<= |#Ultimate.C_memset_#t~loopctr38| 33), 228887#(<= |#Ultimate.C_memset_#t~loopctr38| 40), 228886#(<= |#Ultimate.C_memset_#t~loopctr38| 39), 228885#(<= |#Ultimate.C_memset_#t~loopctr38| 38), 228884#(<= |#Ultimate.C_memset_#t~loopctr38| 37), 228891#(<= |#Ultimate.C_memset_#t~loopctr38| 44), 228890#(<= |#Ultimate.C_memset_#t~loopctr38| 43), 228889#(<= |#Ultimate.C_memset_#t~loopctr38| 42), 228888#(<= |#Ultimate.C_memset_#t~loopctr38| 41), 228895#(<= |#Ultimate.C_memset_#t~loopctr38| 48), 228894#(<= |#Ultimate.C_memset_#t~loopctr38| 47), 228893#(<= |#Ultimate.C_memset_#t~loopctr38| 46), 228892#(<= |#Ultimate.C_memset_#t~loopctr38| 45), 228899#(<= |#Ultimate.C_memset_#t~loopctr38| 52), 228898#(<= |#Ultimate.C_memset_#t~loopctr38| 51), 228897#(<= |#Ultimate.C_memset_#t~loopctr38| 50), 228896#(<= |#Ultimate.C_memset_#t~loopctr38| 49), 228903#(<= |#Ultimate.C_memset_#t~loopctr38| 56), 228902#(<= |#Ultimate.C_memset_#t~loopctr38| 55), 228901#(<= |#Ultimate.C_memset_#t~loopctr38| 54), 228900#(<= |#Ultimate.C_memset_#t~loopctr38| 53), 228907#(<= |#Ultimate.C_memset_#t~loopctr38| 60), 228906#(<= |#Ultimate.C_memset_#t~loopctr38| 59), 228905#(<= |#Ultimate.C_memset_#t~loopctr38| 58), 228904#(<= |#Ultimate.C_memset_#t~loopctr38| 57), 228911#(<= |#Ultimate.C_memset_#t~loopctr38| 64), 228910#(<= |#Ultimate.C_memset_#t~loopctr38| 63), 228909#(<= |#Ultimate.C_memset_#t~loopctr38| 62), 228908#(<= |#Ultimate.C_memset_#t~loopctr38| 61), 228915#(<= |#Ultimate.C_memset_#t~loopctr38| 68), 228914#(<= |#Ultimate.C_memset_#t~loopctr38| 67), 228913#(<= |#Ultimate.C_memset_#t~loopctr38| 66), 228912#(<= |#Ultimate.C_memset_#t~loopctr38| 65), 228919#(<= |#Ultimate.C_memset_#t~loopctr38| 72), 228150#false, 228918#(<= |#Ultimate.C_memset_#t~loopctr38| 71), 228149#true, 228917#(<= |#Ultimate.C_memset_#t~loopctr38| 70), 228916#(<= |#Ultimate.C_memset_#t~loopctr38| 69), 228923#(<= |#Ultimate.C_memset_#t~loopctr38| 76), 228922#(<= |#Ultimate.C_memset_#t~loopctr38| 75), 228921#(<= |#Ultimate.C_memset_#t~loopctr38| 74), 228920#(<= |#Ultimate.C_memset_#t~loopctr38| 73), 228927#(<= |#Ultimate.C_memset_#t~loopctr38| 80), 228926#(<= |#Ultimate.C_memset_#t~loopctr38| 79), 228925#(<= |#Ultimate.C_memset_#t~loopctr38| 78), 228924#(<= |#Ultimate.C_memset_#t~loopctr38| 77), 228931#(<= |#Ultimate.C_memset_#t~loopctr38| 84), 228930#(<= |#Ultimate.C_memset_#t~loopctr38| 83), 228929#(<= |#Ultimate.C_memset_#t~loopctr38| 82), 228928#(<= |#Ultimate.C_memset_#t~loopctr38| 81), 228423#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 228935#(<= |#Ultimate.C_memset_#t~loopctr38| 88), 228422#(and (= |~#list~0.base| |old(~#list~0.base)|) (= |#valid| |old(#valid)|) (= |~#list~0.offset| |old(~#list~0.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 228934#(<= |#Ultimate.C_memset_#t~loopctr38| 87), 228933#(<= |#Ultimate.C_memset_#t~loopctr38| 86), 228932#(<= |#Ultimate.C_memset_#t~loopctr38| 85), 228939#(<= |#Ultimate.C_memset_#t~loopctr38| 92), 228938#(<= |#Ultimate.C_memset_#t~loopctr38| 91), 228937#(<= |#Ultimate.C_memset_#t~loopctr38| 90), 228936#(<= |#Ultimate.C_memset_#t~loopctr38| 89), 228943#(<= |#Ultimate.C_memset_#t~loopctr38| 96), 228942#(<= |#Ultimate.C_memset_#t~loopctr38| 95), 228941#(<= |#Ultimate.C_memset_#t~loopctr38| 94), 228940#(<= |#Ultimate.C_memset_#t~loopctr38| 93), 228947#(<= |#Ultimate.C_memset_#t~loopctr38| 100), 228946#(<= |#Ultimate.C_memset_#t~loopctr38| 99), 228945#(<= |#Ultimate.C_memset_#t~loopctr38| 98), 228944#(<= |#Ultimate.C_memset_#t~loopctr38| 97), 228951#(<= |#Ultimate.C_memset_#t~loopctr38| 104), 228950#(<= |#Ultimate.C_memset_#t~loopctr38| 103), 228949#(<= |#Ultimate.C_memset_#t~loopctr38| 102), 228948#(<= |#Ultimate.C_memset_#t~loopctr38| 101), 228955#(<= |#Ultimate.C_memset_#t~loopctr38| 108), 228954#(<= |#Ultimate.C_memset_#t~loopctr38| 107), 228953#(<= |#Ultimate.C_memset_#t~loopctr38| 106), 228952#(<= |#Ultimate.C_memset_#t~loopctr38| 105), 228959#(<= |#Ultimate.C_memset_#t~loopctr38| 112), 228958#(<= |#Ultimate.C_memset_#t~loopctr38| 111), 228957#(<= |#Ultimate.C_memset_#t~loopctr38| 110), 228956#(<= |#Ultimate.C_memset_#t~loopctr38| 109), 228963#(<= |#Ultimate.C_memset_#t~loopctr38| 116), 228962#(<= |#Ultimate.C_memset_#t~loopctr38| 115), 228961#(<= |#Ultimate.C_memset_#t~loopctr38| 114), 228960#(<= |#Ultimate.C_memset_#t~loopctr38| 113), 228966#(not (= 119 |#Ultimate.C_memset_#amount|)), 228965#(<= |#Ultimate.C_memset_#t~loopctr38| 118), 228964#(<= |#Ultimate.C_memset_#t~loopctr38| 117), 228457#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 228722#(= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) (mod (* (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~nmemb 4294967296) (mod __U_MULTI_ftest______false_valid_deref_i__calloc_model_~size 4294967296)) 4294967296)), 228721#(not (= 119 |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size|)), 228847#(= 0 |#Ultimate.C_memset_#t~loopctr38|), 228590#(or (and (not (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119)) (not (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))) (and (= __U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_~size 119) (= |__U_MULTI_ftest______false_valid_deref_i__zalloc_or_die_#in~size| 119))), 228846#(not (= (mod (* (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~nmemb| 4294967296) (mod |__U_MULTI_ftest______false_valid_deref_i__calloc_model_#in~size| 4294967296)) 4294967296) 119)), 228851#(<= |#Ultimate.C_memset_#t~loopctr38| 4), 228850#(<= |#Ultimate.C_memset_#t~loopctr38| 3), 228849#(<= |#Ultimate.C_memset_#t~loopctr38| 2), 228848#(<= |#Ultimate.C_memset_#t~loopctr38| 1), 228855#(<= |#Ultimate.C_memset_#t~loopctr38| 8), 228854#(<= |#Ultimate.C_memset_#t~loopctr38| 7), 228853#(<= |#Ultimate.C_memset_#t~loopctr38| 6), 228852#(<= |#Ultimate.C_memset_#t~loopctr38| 5), 228859#(<= |#Ultimate.C_memset_#t~loopctr38| 12), 228858#(<= |#Ultimate.C_memset_#t~loopctr38| 11), 228857#(<= |#Ultimate.C_memset_#t~loopctr38| 10), 228856#(<= |#Ultimate.C_memset_#t~loopctr38| 9), 228863#(<= |#Ultimate.C_memset_#t~loopctr38| 16), 228862#(<= |#Ultimate.C_memset_#t~loopctr38| 15), 228861#(<= |#Ultimate.C_memset_#t~loopctr38| 14), 228860#(<= |#Ultimate.C_memset_#t~loopctr38| 13)] [2018-04-13 14:37:10,128 INFO L134 CoverageAnalysis]: Checked inductivity of 13621 backedges. 5420 proven. 7021 refuted. 0 times theorem prover too weak. 1180 trivial. 0 not checked. [2018-04-13 14:37:10,128 INFO L442 AbstractCegarLoop]: Interpolant automaton has 129 states [2018-04-13 14:37:10,128 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2018-04-13 14:37:10,129 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7279, Invalid=9233, Unknown=0, NotChecked=0, Total=16512 [2018-04-13 14:37:10,129 INFO L87 Difference]: Start difference. First operand 532 states and 755 transitions. Second operand 129 states. [2018-04-13 14:37:17,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 14:37:17,293 INFO L93 Difference]: Finished difference Result 816 states and 1023 transitions. [2018-04-13 14:37:17,293 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2018-04-13 14:37:17,293 INFO L78 Accepts]: Start accepts. Automaton has 129 states. Word has length 300 [2018-04-13 14:37:17,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 14:37:17,294 INFO L225 Difference]: With dead ends: 816 [2018-04-13 14:37:17,294 INFO L226 Difference]: Without dead ends: 809 [2018-04-13 14:37:17,296 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 246 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7386 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=20098, Invalid=41158, Unknown=0, NotChecked=0, Total=61256 [2018-04-13 14:37:17,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2018-04-13 14:37:17,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 533. [2018-04-13 14:37:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2018-04-13 14:37:17,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 757 transitions. [2018-04-13 14:37:17,302 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 757 transitions. Word has length 300 [2018-04-13 14:37:17,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 14:37:17,302 INFO L459 AbstractCegarLoop]: Abstraction has 533 states and 757 transitions. [2018-04-13 14:37:17,302 INFO L460 AbstractCegarLoop]: Interpolant automaton has 129 states. [2018-04-13 14:37:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 757 transitions. [2018-04-13 14:37:17,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-04-13 14:37:17,303 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 14:37:17,303 INFO L355 BasicCegarLoop]: trace histogram [159, 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] [2018-04-13 14:37:17,303 INFO L408 AbstractCegarLoop]: === Iteration 133 === [__U_MULTI_ftest______false_valid_deref_i__l0_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l0_destroyErr3RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr16EnsuresViolationMEMORY_LEAK, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l2_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l1_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_insertErr2RequiresViolation, ULTIMATE.initErr1RequiresViolation, ULTIMATE.initErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr4AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr5AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l3_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__calloc_modelErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr6RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_insertErr7RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l2_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l1_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr2RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr3RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l0_insertErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr1RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr7AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr0RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr2AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr6AssertViolationMEMORY_FREE, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr4RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr5RequiresViolation, __U_MULTI_ftest______false_valid_deref_i__l4_destroyErr3AssertViolationMEMORY_FREE]=== [2018-04-13 14:37:17,303 INFO L82 PathProgramCache]: Analyzing trace with hash -2057395619, now seen corresponding path program 120 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 134 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 14:37:17,305 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 14:37:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,396 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 14:37:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 14:37:17,596 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier WARNING: array quantifier [2018-04-13 14:37:17,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,613 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,613 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,613 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 14:37:17,619 WARN L130 XnfTransformerHelper]: expecting exponential blowup for input size 6 Received shutdown request... [2018-04-13 14:38:37,816 WARN L519 AbstractCegarLoop]: Verification canceled [2018-04-13 14:38:37,820 WARN L197 ceAbstractionStarter]: Timeout [2018-04-13 14:38:37,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.04 02:38:37 BoogieIcfgContainer [2018-04-13 14:38:37,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-13 14:38:37,820 INFO L168 Benchmark]: Toolchain (without parser) took 777323.40 ms. Allocated memory was 401.6 MB in the beginning and 1.3 GB in the end (delta: 926.9 MB). Free memory was 337.1 MB in the beginning and 230.0 MB in the end (delta: 107.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 5.3 GB. [2018-04-13 14:38:37,821 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 401.6 MB. Free memory is still 362.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 14:38:37,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.07 ms. Allocated memory is still 401.6 MB. Free memory was 336.5 MB in the beginning and 288.9 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:37,821 INFO L168 Benchmark]: Boogie Preprocessor took 40.22 ms. Allocated memory is still 401.6 MB. Free memory was 288.9 MB in the beginning and 286.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:37,821 INFO L168 Benchmark]: RCFGBuilder took 646.88 ms. Allocated memory was 401.6 MB in the beginning and 607.6 MB in the end (delta: 206.0 MB). Free memory was 286.3 MB in the beginning and 487.1 MB in the end (delta: -200.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:37,822 INFO L168 Benchmark]: TraceAbstraction took 776328.18 ms. Allocated memory was 607.6 MB in the beginning and 1.3 GB in the end (delta: 720.9 MB). Free memory was 487.1 MB in the beginning and 230.0 MB in the end (delta: 257.1 MB). Peak memory consumption was 978.0 MB. Max. memory is 5.3 GB. [2018-04-13 14:38:37,822 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 401.6 MB. Free memory is still 362.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 305.07 ms. Allocated memory is still 401.6 MB. Free memory was 336.5 MB in the beginning and 288.9 MB in the end (delta: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.22 ms. Allocated memory is still 401.6 MB. Free memory was 288.9 MB in the beginning and 286.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 646.88 ms. Allocated memory was 401.6 MB in the beginning and 607.6 MB in the end (delta: 206.0 MB). Free memory was 286.3 MB in the beginning and 487.1 MB in the end (delta: -200.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 5.3 GB. * TraceAbstraction took 776328.18 ms. Allocated memory was 607.6 MB in the beginning and 1.3 GB in the end (delta: 720.9 MB). Free memory was 487.1 MB in the beginning and 230.0 MB in the end (delta: 257.1 MB). Peak memory consumption was 978.0 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 867]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 867). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 870]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 870). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 868]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 868). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 887]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 887). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 881]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 881). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 875]: Timeout (TraceAbstraction) Unable to prove that all allocated memory was freed (line 875). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 885]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 885). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 886]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 886). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 888]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 888). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 882]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 882). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 883]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 883). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 887]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 887). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 884]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 884). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 888]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 888). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 843]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 843). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 844]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 844). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 846]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 846). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 855]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 855). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 858]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 858). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 856]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 856). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 786]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 786). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 785]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 785). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 877]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 877). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 834]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 834). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 832]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 832). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 831]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 831). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 742]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 742). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 776]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 776). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 775]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 775). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 777]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 777). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 794]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 794). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 795]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 795). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 803]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 803). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 804]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 804). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 813]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 813). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 812]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 812). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 822]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 822). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 820]: Timeout (TraceAbstraction) Unable to prove that pointer dereference always succeeds (line 820). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - TimeoutResultAtElement [Line: 819]: Timeout (TraceAbstraction) Unable to prove that free always succeeds (line 819). Cancelled while BasicCegarLoop was analyzing trace of length 302 with TraceHistMax 159, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while InterpolatingTraceCheckCraig was constructing Craig interpolants, while PartialQuantifierElimination was eliminating quantifiers from formula with 2 quantifier alternations, while SimplifyDDAWithTimeout was simplifying term of DAG size 78. - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 287 locations, 85 error locations. TIMEOUT Result, 776.2s OverallTime, 133 OverallIterations, 159 TraceHistogramMax, 458.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32359 SDtfs, 70503 SDslu, 590155 SDs, 0 SdLazy, 593363 SolverSat, 17122 SolverUnsat, 15 SolverUnknown, 0 SolverNotchecked, 204.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20440 GetRequests, 4888 SyntacticMatches, 0 SemanticMatches, 15552 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 304717 ImplicationChecksByTransitivity, 368.0s Time, 0.1s BasicInterpolantAutomatonTime, BiggestAbstraction: size=533occurred in iteration=132, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 473435/755545 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 132 MinimizatonAttempts, 19625 StatesRemovedByMinimization, 132 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 2.9s SsaConstructionTime, 4.0s SatisfiabilityAnalysisTime, 223.0s InterpolantComputationTime, 30062 NumberOfCodeBlocks, 30062 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 29930 ConstructedInterpolants, 8 QuantifiedInterpolants, 20748209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 132 InterpolantComputations, 6 PerfectInterpolantSequences, 473435/755545 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-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_14-38-37-828.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-0235_false-valid-deref.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-13_14-38-37-828.csv Completed graceful shutdown