java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-01_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-10 17:13:44,916 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-10 17:13:44,917 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-10 17:13:44,927 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-10 17:13:44,927 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-10 17:13:44,928 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-10 17:13:44,928 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-10 17:13:44,929 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-10 17:13:44,931 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-10 17:13:44,931 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-10 17:13:44,932 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-10 17:13:44,932 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-10 17:13:44,933 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-10 17:13:44,934 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-10 17:13:44,935 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-10 17:13:44,936 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-10 17:13:44,938 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-10 17:13:44,939 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-10 17:13:44,940 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-10 17:13:44,941 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-10 17:13:44,943 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-10 17:13:44,948 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-10 17:13:44,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-10 17:13:44,968 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-10 17:13:44,969 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-10 17:13:44,969 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-10 17:13:44,969 INFO L133 SettingsManager]: * Use SBE=true [2018-04-10 17:13:44,969 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-10 17:13:44,969 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-10 17:13:44,969 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-10 17:13:44,970 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-10 17:13:44,971 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-10 17:13:44,971 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-10 17:13:44,971 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-10 17:13:44,971 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-10 17:13:44,971 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-10 17:13:44,971 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 17:13:44,971 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-10 17:13:44,972 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-10 17:13:44,972 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-10 17:13:44,972 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:13:45,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-10 17:13:45,010 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-10 17:13:45,013 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-10 17:13:45,015 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-10 17:13:45,015 INFO L276 PluginConnector]: CDTParser initialized [2018-04-10 17:13:45,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,381 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6f78d36ea [2018-04-10 17:13:45,502 INFO L287 CDTParser]: IsIndexed: true [2018-04-10 17:13:45,503 INFO L288 CDTParser]: Found 1 translation units. [2018-04-10 17:13:45,504 INFO L168 CDTParser]: Scanning sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,512 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-10 17:13:45,512 INFO L215 ultiparseSymbolTable]: [2018-04-10 17:13:45,512 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-10 17:13:45,512 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,512 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-10 17:13:45,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,513 INFO L230 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sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____dev_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,513 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,514 INFO L230 ultiparseSymbolTable]: Global variable declaration of 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sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____uint64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____int8_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__ssize_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____uid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____nlink_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,518 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__timer_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__register_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__uint in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____socklen_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_int in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__off_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__nlink_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__gid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____intptr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,519 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_short in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__dev_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__id_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____mode_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____rlim_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__key_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fd_mask in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__size_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____int32_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,520 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____clockid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__clockid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____off_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____ssize_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__idtype_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__wchar_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____id_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____quad_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,521 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____fd_mask in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____u_char in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____off64_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____timer_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____pid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i____gid_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,522 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll____true_unreach_call_true_valid_memsafety_i__u_int in sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:45,543 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG6f78d36ea [2018-04-10 17:13:45,546 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-10 17:13:45,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-10 17:13:45,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-10 17:13:45,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-10 17:13:45,552 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-10 17:13:45,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf3d522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45, skipping insertion in model container [2018-04-10 17:13:45,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,565 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:13:45,595 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-10 17:13:45,735 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:13:45,772 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-10 17:13:45,777 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 112 non ball SCCs. Number of states in SCCs 112. [2018-04-10 17:13:45,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45 WrapperNode [2018-04-10 17:13:45,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-10 17:13:45,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-10 17:13:45,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-10 17:13:45,815 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-10 17:13:45,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... [2018-04-10 17:13:45,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-10 17:13:45,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-10 17:13:45,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-10 17:13:45,861 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-10 17:13:45,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-10 17:13:45,945 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-10 17:13:45,945 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-10 17:13:45,945 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-10 17:13:45,945 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-10 17:13:45,946 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-10 17:13:45,947 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-10 17:13:45,948 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-10 17:13:45,949 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-10 17:13:45,950 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-10 17:13:45,951 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-10 17:13:45,952 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-10 17:13:45,953 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-10 17:13:45,954 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-10 17:13:45,955 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-10 17:13:45,956 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-10 17:13:46,400 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-10 17:13:46,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:13:46 BoogieIcfgContainer [2018-04-10 17:13:46,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-10 17:13:46,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-10 17:13:46,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-10 17:13:46,403 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-10 17:13:46,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.04 05:13:45" (1/3) ... [2018-04-10 17:13:46,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702312f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:13:46, skipping insertion in model container [2018-04-10 17:13:46,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.04 05:13:45" (2/3) ... [2018-04-10 17:13:46,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@702312f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.04 05:13:46, skipping insertion in model container [2018-04-10 17:13:46,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.04 05:13:46" (3/3) ... [2018-04-10 17:13:46,405 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-01_true-unreach-call_true-valid-memsafety.i [2018-04-10 17:13:46,411 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-10 17:13:46,416 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 63 error locations. [2018-04-10 17:13:46,448 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-10 17:13:46,449 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-10 17:13:46,449 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-10 17:13:46,449 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-10 17:13:46,449 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-10 17:13:46,449 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-10 17:13:46,449 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-10 17:13:46,450 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-10 17:13:46,450 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-10 17:13:46,450 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-10 17:13:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states. [2018-04-10 17:13:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:13:46,469 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:13:46,469 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:13:46,469 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, 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, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 17:13:46,472 INFO L82 PathProgramCache]: Analyzing trace with hash 166545801, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:13:46,481 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:13:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:46,499 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:13:46,506 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:46,507 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:46,507 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:46,507 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:46,536 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:13:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:46,579 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:13:46,579 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:13:46,580 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:13:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:46,581 INFO L182 omatonBuilderFactory]: Interpolants [195#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 196#(= 1 (select |#valid| |main_#t~malloc0.base|)), 197#(= 1 (select |#valid| main_~list~0.base)), 198#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 190#true, 191#false] [2018-04-10 17:13:46,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:46,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:13:46,592 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:13:46,593 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:13:46,595 INFO L87 Difference]: Start difference. First operand 187 states. Second operand 6 states. [2018-04-10 17:13:47,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:13:47,018 INFO L93 Difference]: Finished difference Result 218 states and 229 transitions. [2018-04-10 17:13:47,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-04-10 17:13:47,019 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:13:47,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:13:47,028 INFO L225 Difference]: With dead ends: 218 [2018-04-10 17:13:47,029 INFO L226 Difference]: Without dead ends: 214 [2018-04-10 17:13:47,030 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=35, Unknown=3, NotChecked=12, Total=72 [2018-04-10 17:13:47,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2018-04-10 17:13:47,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 180. [2018-04-10 17:13:47,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2018-04-10 17:13:47,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 192 transitions. [2018-04-10 17:13:47,066 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 192 transitions. Word has length 8 [2018-04-10 17:13:47,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:13:47,067 INFO L459 AbstractCegarLoop]: Abstraction has 180 states and 192 transitions. [2018-04-10 17:13:47,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:13:47,067 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 192 transitions. [2018-04-10 17:13:47,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-10 17:13:47,067 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:13:47,067 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:13:47,067 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, 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, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 17:13:47,067 INFO L82 PathProgramCache]: Analyzing trace with hash 166545802, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:13:47,072 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:13:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:47,080 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:13:47,082 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,082 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,083 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,083 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,095 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:13:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,162 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:13:47,162 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:13:47,162 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:13:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,163 INFO L182 omatonBuilderFactory]: Interpolants [608#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 609#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 610#(and (<= (+ main_~list~0.offset 4) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset)), 611#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 603#true, 604#false] [2018-04-10 17:13:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,164 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:13:47,164 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:13:47,164 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:13:47,164 INFO L87 Difference]: Start difference. First operand 180 states and 192 transitions. Second operand 6 states. [2018-04-10 17:13:47,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:13:47,572 INFO L93 Difference]: Finished difference Result 266 states and 284 transitions. [2018-04-10 17:13:47,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:13:47,572 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-10 17:13:47,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:13:47,575 INFO L225 Difference]: With dead ends: 266 [2018-04-10 17:13:47,575 INFO L226 Difference]: Without dead ends: 266 [2018-04-10 17:13:47,576 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:13:47,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-04-10 17:13:47,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 242. [2018-04-10 17:13:47,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-04-10 17:13:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 281 transitions. [2018-04-10 17:13:47,587 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 281 transitions. Word has length 8 [2018-04-10 17:13:47,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:13:47,587 INFO L459 AbstractCegarLoop]: Abstraction has 242 states and 281 transitions. [2018-04-10 17:13:47,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:13:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 281 transitions. [2018-04-10 17:13:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-04-10 17:13:47,588 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:13:47,588 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:13:47,588 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, 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, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 17:13:47,588 INFO L82 PathProgramCache]: Analyzing trace with hash -145826122, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:13:47,596 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:13:47,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:47,608 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-10 17:13:47,611 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,612 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-10 17:13:47,619 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-10 17:13:47,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,678 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-10 17:13:47,679 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-10 17:13:47,679 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-10 17:13:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,679 INFO L182 omatonBuilderFactory]: Interpolants [1124#true, 1125#false, 1129#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 1130#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 1131#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 (+ main_~list~0.offset 4))), 1132#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-10 17:13:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-10 17:13:47,679 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-10 17:13:47,679 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-10 17:13:47,680 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-10 17:13:47,680 INFO L87 Difference]: Start difference. First operand 242 states and 281 transitions. Second operand 6 states. [2018-04-10 17:13:47,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-10 17:13:47,946 INFO L93 Difference]: Finished difference Result 286 states and 326 transitions. [2018-04-10 17:13:47,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-10 17:13:47,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2018-04-10 17:13:47,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-10 17:13:47,948 INFO L225 Difference]: With dead ends: 286 [2018-04-10 17:13:47,948 INFO L226 Difference]: Without dead ends: 286 [2018-04-10 17:13:47,948 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-10 17:13:47,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2018-04-10 17:13:47,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 272. [2018-04-10 17:13:47,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-04-10 17:13:47,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 323 transitions. [2018-04-10 17:13:47,960 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 323 transitions. Word has length 14 [2018-04-10 17:13:47,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-10 17:13:47,960 INFO L459 AbstractCegarLoop]: Abstraction has 272 states and 323 transitions. [2018-04-10 17:13:47,960 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-10 17:13:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 323 transitions. [2018-04-10 17:13:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-10 17:13:47,961 INFO L347 BasicCegarLoop]: Found error trace [2018-04-10 17:13:47,961 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-10 17:13:47,962 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr62EnsuresViolationMEMORY_LEAK, mainErr30RequiresViolation, mainErr56AssertViolationMEMORY_FREE, mainErr11RequiresViolation, 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, mainErr32RequiresViolation, mainErr57AssertViolationMEMORY_FREE, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-10 17:13:47,962 INFO L82 PathProgramCache]: Analyzing trace with hash -225637551, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-10 17:13:47,965 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-10 17:13:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-10 17:13:47,986 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_13| |main_#t~malloc0.base_5|))) (* (- 1) (select |#length_13| |main_#t~malloc0.base_5|))))) (rewrite a!1)) [2018-04-10 17:13:47,987 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 83 column 283: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-10 17:13:47,990 INFO L168 Benchmark]: Toolchain (without parser) took 2442.77 ms. Allocated memory was 400.6 MB in the beginning and 637.0 MB in the end (delta: 236.5 MB). Free memory was 334.4 MB in the beginning and 479.1 MB in the end (delta: -144.8 MB). Peak memory consumption was 91.7 MB. Max. memory is 5.3 GB. [2018-04-10 17:13:47,991 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 400.6 MB. Free memory is still 359.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-10 17:13:47,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.06 ms. Allocated memory is still 400.6 MB. Free memory was 333.0 MB in the beginning and 306.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 5.3 GB. [2018-04-10 17:13:47,991 INFO L168 Benchmark]: Boogie Preprocessor took 45.56 ms. Allocated memory is still 400.6 MB. Free memory was 306.5 MB in the beginning and 302.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-10 17:13:47,992 INFO L168 Benchmark]: RCFGBuilder took 539.63 ms. Allocated memory was 400.6 MB in the beginning and 608.7 MB in the end (delta: 208.1 MB). Free memory was 302.5 MB in the beginning and 517.7 MB in the end (delta: -215.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 5.3 GB. [2018-04-10 17:13:47,992 INFO L168 Benchmark]: TraceAbstraction took 1588.07 ms. Allocated memory was 608.7 MB in the beginning and 637.0 MB in the end (delta: 28.3 MB). Free memory was 517.7 MB in the beginning and 479.1 MB in the end (delta: 38.6 MB). Peak memory consumption was 66.9 MB. Max. memory is 5.3 GB. [2018-04-10 17:13:47,995 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 400.6 MB. Free memory is still 359.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 267.06 ms. Allocated memory is still 400.6 MB. Free memory was 333.0 MB in the beginning and 306.5 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 45.56 ms. Allocated memory is still 400.6 MB. Free memory was 306.5 MB in the beginning and 302.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 539.63 ms. Allocated memory was 400.6 MB in the beginning and 608.7 MB in the end (delta: 208.1 MB). Free memory was 302.5 MB in the beginning and 517.7 MB in the end (delta: -215.2 MB). Peak memory consumption was 24.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1588.07 ms. Allocated memory was 608.7 MB in the beginning and 637.0 MB in the end (delta: 28.3 MB). Free memory was 517.7 MB in the beginning and 479.1 MB in the end (delta: 38.6 MB). Peak memory consumption was 66.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 83 column 283: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 83 column 283: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-01_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-10_17-13-48-002.csv Received shutdown request...