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/forester-heap/dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:42:07,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:42:07,934 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:42:07,946 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:42:07,947 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:42:07,947 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:42:07,948 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:42:07,950 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:42:07,951 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:42:07,952 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:42:07,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:42:07,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:42:07,954 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:42:07,955 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:42:07,956 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:42:07,959 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:42:07,962 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:42:07,963 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:42:07,965 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:42:07,966 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:42:07,968 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-13 15:42:07,968 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-13 15:42:07,968 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-13 15:42:07,969 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-13 15:42:07,970 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-13 15:42:07,971 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-13 15:42:07,971 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-13 15:42:07,972 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-13 15:42:07,972 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-13 15:42:07,972 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 15:42:07,973 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 15:42:07,973 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 15:42:07,984 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:42:07,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:42:07,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:42:07,985 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:42:07,985 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:42:07,986 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:42:07,986 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:42:07,987 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:42:07,987 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:42:07,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:42:07,988 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:42:07,988 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 15:42:08,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:42:08,037 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:42:08,040 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:42:08,041 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:42:08,042 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:42:08,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,328 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1cc3f9984 [2018-04-13 15:42:08,501 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:42:08,501 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:42:08,501 INFO L168 CDTParser]: Scanning dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,508 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:42:08,509 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:42:08,509 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:42:08,509 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,509 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:42:08,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint32_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,509 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_set in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blksize_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blksize_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__caddr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_char in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,510 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__sigset_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_long in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____intptr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__div_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int16_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__time_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__size_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,511 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_char in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__gid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ino_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clock_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int16_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,512 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint16_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ulong in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int8_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____mode_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_long in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____time_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_short in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____caddr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_short in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int8_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__mode_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____dev_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clock_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____loff_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__daddr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__id_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__dev_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__wchar_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____useconds_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____daddr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,515 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint8_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____key_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__nlink_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uint in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__loff_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ushort in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sigset_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,516 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clockid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__register_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__quad_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_int in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__off_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____socklen_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,517 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int32_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____gid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____quad_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__Colour in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint64_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ssize_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_mask in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsword_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__key_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____timer_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__idtype_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clockid_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ssize_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int32_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__timer_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____nlink_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____id_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fd_mask in dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:08,535 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG1cc3f9984 [2018-04-13 15:42:08,539 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:42:08,540 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:42:08,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:42:08,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:42:08,545 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:42:08,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3b12e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08, skipping insertion in model container [2018-04-13 15:42:08,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,563 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:42:08,590 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:42:08,736 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:42:08,774 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:42:08,779 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 15:42:08,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08 WrapperNode [2018-04-13 15:42:08,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:42:08,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:42:08,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:42:08,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:42:08,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,867 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... [2018-04-13 15:42:08,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:42:08,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:42:08,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:42:08,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:42:08,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:42:08,979 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:42:08,979 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:42:08,979 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:42:08,979 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 15:42:08,979 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 15:42:08,979 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 15:42:08,979 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 15:42:08,979 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 15:42:08,980 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 15:42:08,981 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 15:42:08,982 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 15:42:08,983 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 15:42:08,984 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 15:42:08,985 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 15:42:08,986 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 15:42:08,987 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 15:42:08,988 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:42:08,989 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:42:08,990 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 15:42:09,490 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:42:09,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:42:09 BoogieIcfgContainer [2018-04-13 15:42:09,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:42:09,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:42:09,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:42:09,497 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:42:09,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:42:08" (1/3) ... [2018-04-13 15:42:09,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4e6339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:42:09, skipping insertion in model container [2018-04-13 15:42:09,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:08" (2/3) ... [2018-04-13 15:42:09,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d4e6339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:42:09, skipping insertion in model container [2018-04-13 15:42:09,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:42:09" (3/3) ... [2018-04-13 15:42:09,499 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:09,507 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:42:09,514 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 69 error locations. [2018-04-13 15:42:09,540 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:42:09,540 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:42:09,541 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:42:09,541 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:42:09,541 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:42:09,541 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:42:09,541 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:42:09,541 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:42:09,541 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:42:09,541 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:42:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2018-04-13 15:42:09,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:42:09,561 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:09,561 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:09,562 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:09,565 INFO L82 PathProgramCache]: Analyzing trace with hash 303098377, 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 15:42:09,576 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:09,597 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:09,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:09,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:09,605 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:09,605 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:09,633 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 15:42:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:09,682 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:09,682 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:09,683 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:09,684 INFO L182 omatonBuilderFactory]: Interpolants [179#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 180#(= 1 (select |#valid| |main_#t~malloc0.base|)), 181#(= 1 (select |#valid| main_~null~0.base)), 182#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 174#true, 175#false] [2018-04-13 15:42:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:09,684 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:09,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:09,692 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:09,694 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 6 states. [2018-04-13 15:42:10,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:10,091 INFO L93 Difference]: Finished difference Result 196 states and 203 transitions. [2018-04-13 15:42:10,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:10,092 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-13 15:42:10,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:10,098 INFO L225 Difference]: With dead ends: 196 [2018-04-13 15:42:10,099 INFO L226 Difference]: Without dead ends: 193 [2018-04-13 15:42:10,100 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 15:42:10,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2018-04-13 15:42:10,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 169. [2018-04-13 15:42:10,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-04-13 15:42:10,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 176 transitions. [2018-04-13 15:42:10,124 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 176 transitions. Word has length 8 [2018-04-13 15:42:10,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:10,124 INFO L459 AbstractCegarLoop]: Abstraction has 169 states and 176 transitions. [2018-04-13 15:42:10,124 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 176 transitions. [2018-04-13 15:42:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:42:10,125 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:10,125 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:10,125 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:10,125 INFO L82 PathProgramCache]: Analyzing trace with hash 303098378, 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 15:42:10,128 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:10,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:10,133 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:10,135 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,135 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,135 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,135 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,153 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,242 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:10,243 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:10,243 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,243 INFO L182 omatonBuilderFactory]: Interpolants [560#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 552#true, 553#false, 557#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 558#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 559#(and (<= (+ main_~null~0.offset 4) (select |#length| main_~null~0.base)) (<= 0 main_~null~0.offset))] [2018-04-13 15:42:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:10,245 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:10,245 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:10,245 INFO L87 Difference]: Start difference. First operand 169 states and 176 transitions. Second operand 6 states. [2018-04-13 15:42:10,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:10,552 INFO L93 Difference]: Finished difference Result 168 states and 175 transitions. [2018-04-13 15:42:10,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:10,552 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-13 15:42:10,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:10,554 INFO L225 Difference]: With dead ends: 168 [2018-04-13 15:42:10,554 INFO L226 Difference]: Without dead ends: 168 [2018-04-13 15:42:10,555 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 15:42:10,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2018-04-13 15:42:10,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168. [2018-04-13 15:42:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2018-04-13 15:42:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 175 transitions. [2018-04-13 15:42:10,564 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 175 transitions. Word has length 8 [2018-04-13 15:42:10,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:10,564 INFO L459 AbstractCegarLoop]: Abstraction has 168 states and 175 transitions. [2018-04-13 15:42:10,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2018-04-13 15:42:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-13 15:42:10,565 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:10,565 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:10,565 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:10,565 INFO L82 PathProgramCache]: Analyzing trace with hash 806115073, 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 15:42:10,570 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:10,577 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:10,579 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,579 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,580 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,580 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,596 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:10,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,659 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:10,659 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:10,659 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,660 INFO L182 omatonBuilderFactory]: Interpolants [901#true, 902#false, 906#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 907#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 908#(and (<= 0 (+ main_~null~0.offset 4)) (<= (+ main_~null~0.offset 8) (select |#length| main_~null~0.base))), 909#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:10,660 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:10,660 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:10,660 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:10,660 INFO L87 Difference]: Start difference. First operand 168 states and 175 transitions. Second operand 6 states. [2018-04-13 15:42:10,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:10,917 INFO L93 Difference]: Finished difference Result 167 states and 174 transitions. [2018-04-13 15:42:10,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:10,917 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-13 15:42:10,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:10,918 INFO L225 Difference]: With dead ends: 167 [2018-04-13 15:42:10,918 INFO L226 Difference]: Without dead ends: 167 [2018-04-13 15:42:10,919 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-13 15:42:10,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-04-13 15:42:10,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2018-04-13 15:42:10,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2018-04-13 15:42:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 174 transitions. [2018-04-13 15:42:10,928 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 174 transitions. Word has length 9 [2018-04-13 15:42:10,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:10,928 INFO L459 AbstractCegarLoop]: Abstraction has 167 states and 174 transitions. [2018-04-13 15:42:10,928 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 174 transitions. [2018-04-13 15:42:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-13 15:42:10,929 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:10,929 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:10,933 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:10,933 INFO L82 PathProgramCache]: Analyzing trace with hash -780236563, 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 15:42:10,938 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:10,948 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:10,950 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,950 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,950 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,950 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:10,959 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,019 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:11,019 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:11,019 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:11,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,020 INFO L182 omatonBuilderFactory]: Interpolants [1248#true, 1249#false, 1253#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 1254#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 1255#(and (<= (+ main_~null~0.offset 12) (select |#length| main_~null~0.base)) (<= 0 (+ main_~null~0.offset 8))), 1256#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:11,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,020 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:11,021 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:11,021 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:11,021 INFO L87 Difference]: Start difference. First operand 167 states and 174 transitions. Second operand 6 states. [2018-04-13 15:42:11,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:11,232 INFO L93 Difference]: Finished difference Result 166 states and 173 transitions. [2018-04-13 15:42:11,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:11,233 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-13 15:42:11,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:11,234 INFO L225 Difference]: With dead ends: 166 [2018-04-13 15:42:11,234 INFO L226 Difference]: Without dead ends: 166 [2018-04-13 15:42:11,234 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-13 15:42:11,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2018-04-13 15:42:11,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2018-04-13 15:42:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2018-04-13 15:42:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 173 transitions. [2018-04-13 15:42:11,241 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 173 transitions. Word has length 10 [2018-04-13 15:42:11,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:11,241 INFO L459 AbstractCegarLoop]: Abstraction has 166 states and 173 transitions. [2018-04-13 15:42:11,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:11,242 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 173 transitions. [2018-04-13 15:42:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 15:42:11,242 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:11,242 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:11,242 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:11,243 INFO L82 PathProgramCache]: Analyzing trace with hash 335510980, 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 15:42:11,246 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,284 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:11,285 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:11,285 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,285 INFO L182 omatonBuilderFactory]: Interpolants [1600#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1593#true, 1594#false, 1598#(= 1 (select |#valid| |main_#t~malloc1.base|)), 1599#(= 1 (select |#valid| main_~list~0.base))] [2018-04-13 15:42:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,285 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:11,285 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:11,286 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:11,286 INFO L87 Difference]: Start difference. First operand 166 states and 173 transitions. Second operand 5 states. [2018-04-13 15:42:11,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:11,437 INFO L93 Difference]: Finished difference Result 178 states and 185 transitions. [2018-04-13 15:42:11,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:11,438 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-13 15:42:11,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:11,438 INFO L225 Difference]: With dead ends: 178 [2018-04-13 15:42:11,439 INFO L226 Difference]: Without dead ends: 178 [2018-04-13 15:42:11,439 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:11,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-13 15:42:11,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 160. [2018-04-13 15:42:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-04-13 15:42:11,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 168 transitions. [2018-04-13 15:42:11,445 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 168 transitions. Word has length 13 [2018-04-13 15:42:11,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:11,445 INFO L459 AbstractCegarLoop]: Abstraction has 160 states and 168 transitions. [2018-04-13 15:42:11,445 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:11,446 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 168 transitions. [2018-04-13 15:42:11,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-13 15:42:11,446 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:11,446 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:11,446 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:11,446 INFO L82 PathProgramCache]: Analyzing trace with hash 335510981, 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 15:42:11,449 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,503 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:11,503 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:11,504 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,504 INFO L182 omatonBuilderFactory]: Interpolants [1941#true, 1942#false, 1946#(and (= 12 (select |#length| |main_#t~malloc1.base|)) (= 0 |main_#t~malloc1.offset|)), 1947#(and (<= (+ main_~list~0.offset 4) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset)), 1948#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,504 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:11,504 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:11,504 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:11,504 INFO L87 Difference]: Start difference. First operand 160 states and 168 transitions. Second operand 5 states. [2018-04-13 15:42:11,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:11,732 INFO L93 Difference]: Finished difference Result 210 states and 222 transitions. [2018-04-13 15:42:11,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:42:11,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-13 15:42:11,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:11,733 INFO L225 Difference]: With dead ends: 210 [2018-04-13 15:42:11,734 INFO L226 Difference]: Without dead ends: 210 [2018-04-13 15:42:11,734 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:11,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2018-04-13 15:42:11,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 191. [2018-04-13 15:42:11,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-04-13 15:42:11,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 215 transitions. [2018-04-13 15:42:11,738 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 215 transitions. Word has length 13 [2018-04-13 15:42:11,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:11,738 INFO L459 AbstractCegarLoop]: Abstraction has 191 states and 215 transitions. [2018-04-13 15:42:11,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:11,738 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 215 transitions. [2018-04-13 15:42:11,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-13 15:42:11,738 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:11,738 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:11,738 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:11,738 INFO L82 PathProgramCache]: Analyzing trace with hash 1810905777, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:11,741 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,782 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:11,782 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:11,782 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,783 INFO L182 omatonBuilderFactory]: Interpolants [2352#true, 2353#false, 2357#(and (= 12 (select |#length| |main_#t~malloc1.base|)) (= 0 |main_#t~malloc1.offset|)), 2358#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 (+ main_~list~0.offset 4))), 2359#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:11,783 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:11,783 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:11,783 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:11,783 INFO L87 Difference]: Start difference. First operand 191 states and 215 transitions. Second operand 5 states. [2018-04-13 15:42:11,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:11,986 INFO L93 Difference]: Finished difference Result 224 states and 236 transitions. [2018-04-13 15:42:11,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:42:11,986 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-04-13 15:42:11,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:11,987 INFO L225 Difference]: With dead ends: 224 [2018-04-13 15:42:11,987 INFO L226 Difference]: Without dead ends: 224 [2018-04-13 15:42:11,988 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:11,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2018-04-13 15:42:11,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 190. [2018-04-13 15:42:11,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-04-13 15:42:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 214 transitions. [2018-04-13 15:42:11,993 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 214 transitions. Word has length 14 [2018-04-13 15:42:11,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:11,993 INFO L459 AbstractCegarLoop]: Abstraction has 190 states and 214 transitions. [2018-04-13 15:42:11,993 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 214 transitions. [2018-04-13 15:42:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-13 15:42:11,993 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:11,993 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:11,994 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:11,994 INFO L82 PathProgramCache]: Analyzing trace with hash 303504200, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:12,003 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:12,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:12,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,055 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:12,055 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:12,055 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:12,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,055 INFO L182 omatonBuilderFactory]: Interpolants [2776#true, 2777#false, 2781#(and (= 12 (select |#length| |main_#t~malloc1.base|)) (= 0 |main_#t~malloc1.offset|)), 2782#(and (<= 0 (+ main_~list~0.offset 8)) (<= (+ main_~list~0.offset 12) (select |#length| main_~list~0.base))), 2783#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:12,056 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:12,056 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:12,056 INFO L87 Difference]: Start difference. First operand 190 states and 214 transitions. Second operand 5 states. [2018-04-13 15:42:12,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:12,306 INFO L93 Difference]: Finished difference Result 207 states and 219 transitions. [2018-04-13 15:42:12,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-13 15:42:12,307 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-04-13 15:42:12,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:12,308 INFO L225 Difference]: With dead ends: 207 [2018-04-13 15:42:12,308 INFO L226 Difference]: Without dead ends: 207 [2018-04-13 15:42:12,308 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:12,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-04-13 15:42:12,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 189. [2018-04-13 15:42:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-04-13 15:42:12,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 212 transitions. [2018-04-13 15:42:12,313 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 212 transitions. Word has length 15 [2018-04-13 15:42:12,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:12,313 INFO L459 AbstractCegarLoop]: Abstraction has 189 states and 212 transitions. [2018-04-13 15:42:12,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:12,313 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 212 transitions. [2018-04-13 15:42:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-13 15:42:12,314 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:12,314 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:12,314 INFO L408 AbstractCegarLoop]: === Iteration 9 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:12,314 INFO L82 PathProgramCache]: Analyzing trace with hash -828892463, now seen corresponding path program 1 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 15:42:12,318 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:12,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,384 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:12,384 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:12,384 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:12,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,385 INFO L182 omatonBuilderFactory]: Interpolants [3187#(= 1 (select |#valid| main_~list~0.base)), 3188#(= 1 (select |#valid| main_~end~0.base)), 3189#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 3182#true, 3183#false] [2018-04-13 15:42:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:12,385 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:12,385 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:12,385 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:12,387 INFO L87 Difference]: Start difference. First operand 189 states and 212 transitions. Second operand 5 states. [2018-04-13 15:42:12,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:12,641 INFO L93 Difference]: Finished difference Result 205 states and 230 transitions. [2018-04-13 15:42:12,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:12,641 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 21 [2018-04-13 15:42:12,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:12,642 INFO L225 Difference]: With dead ends: 205 [2018-04-13 15:42:12,642 INFO L226 Difference]: Without dead ends: 205 [2018-04-13 15:42:12,643 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:12,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-04-13 15:42:12,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 180. [2018-04-13 15:42:12,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-13 15:42:12,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 204 transitions. [2018-04-13 15:42:12,646 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 204 transitions. Word has length 21 [2018-04-13 15:42:12,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:12,647 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 204 transitions. [2018-04-13 15:42:12,647 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 204 transitions. [2018-04-13 15:42:12,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-04-13 15:42:12,648 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:12,648 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:12,648 INFO L408 AbstractCegarLoop]: === Iteration 10 === [mainErr51RequiresViolation, mainErr66AssertViolationMEMORY_FREE, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr62RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr68EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, mainErr63RequiresViolation, mainErr61AssertViolationMEMORY_FREE, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr64AssertViolationMEMORY_FREE, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr65AssertViolationMEMORY_FREE, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr67AssertViolationMEMORY_FREE, mainErr40RequiresViolation]=== [2018-04-13 15:42:12,648 INFO L82 PathProgramCache]: Analyzing trace with hash -828892462, now seen corresponding path program 1 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 15:42:12,653 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:12,699 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_19| |main_#t~malloc1.base_10|))) (* (- 1) (select |#length_19| |main_#t~malloc1.base_10|))))) (rewrite a!1)) [2018-04-13 15:42:12,700 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 111 column 325: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-13 15:42:12,703 INFO L168 Benchmark]: Toolchain (without parser) took 4163.76 ms. Allocated memory was 402.1 MB in the beginning and 686.3 MB in the end (delta: 284.2 MB). Free memory was 338.2 MB in the beginning and 635.7 MB in the end (delta: -297.5 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:42:12,704 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 402.1 MB. Free memory is still 365.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:42:12,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.20 ms. Allocated memory is still 402.1 MB. Free memory was 336.9 MB in the beginning and 309.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:12,705 INFO L168 Benchmark]: Boogie Preprocessor took 53.05 ms. Allocated memory is still 402.1 MB. Free memory was 309.1 MB in the beginning and 306.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:12,705 INFO L168 Benchmark]: RCFGBuilder took 614.37 ms. Allocated memory was 402.1 MB in the beginning and 609.2 MB in the end (delta: 207.1 MB). Free memory was 306.4 MB in the beginning and 521.5 MB in the end (delta: -215.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:12,706 INFO L168 Benchmark]: TraceAbstraction took 3211.02 ms. Allocated memory was 609.2 MB in the beginning and 686.3 MB in the end (delta: 77.1 MB). Free memory was 521.5 MB in the beginning and 635.7 MB in the end (delta: -114.2 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:42:12,708 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 402.1 MB. Free memory is still 365.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 282.20 ms. Allocated memory is still 402.1 MB. Free memory was 336.9 MB in the beginning and 309.1 MB in the end (delta: 27.8 MB). Peak memory consumption was 27.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 53.05 ms. Allocated memory is still 402.1 MB. Free memory was 309.1 MB in the beginning and 306.4 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 614.37 ms. Allocated memory was 402.1 MB in the beginning and 609.2 MB in the end (delta: 207.1 MB). Free memory was 306.4 MB in the beginning and 521.5 MB in the end (delta: -215.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 3211.02 ms. Allocated memory was 609.2 MB in the beginning and 686.3 MB in the end (delta: 77.1 MB). Free memory was 521.5 MB in the beginning and 635.7 MB in the end (delta: -114.2 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 111 column 325: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 111 column 325: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-42-12-718.csv Received shutdown request...