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/sll-reverse_simple_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:43:41,006 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:43:41,007 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:43:41,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:43:41,020 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:43:41,021 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:43:41,021 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:43:41,023 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:43:41,025 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:43:41,026 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:43:41,026 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:43:41,027 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:43:41,027 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:43:41,028 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:43:41,029 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:43:41,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:43:41,032 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:43:41,034 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:43:41,035 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:43:41,036 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:43:41,037 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 18:43:41,043 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-11 18:43:41,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:43:41,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:43:41,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:43:41,066 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:43:41,066 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:43:41,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:43:41,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:43:41,067 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:43:41,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:43:41,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:43:41,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:43:41,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:43:41,068 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:43:41,069 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:43:41,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:43:41,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:43:41,069 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:43:41,069 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:43:41,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 18:43:41,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:43:41,109 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:43:41,111 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:43:41,113 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:43:41,113 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:43:41,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,402 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGed4d4461e [2018-04-11 18:43:41,538 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:43:41,538 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:43:41,538 INFO L168 CDTParser]: Scanning sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,545 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:43:41,546 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:43:41,546 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:43:41,546 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,546 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:43:41,546 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,546 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____key_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,546 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__SLL in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____u_int in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__int64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,547 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__id_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__quad_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____loff_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__dev_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____clock_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,548 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____gid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____pid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__loff_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____quad_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,549 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__ushort in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____int64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__timer_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__register_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____uid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,550 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__key_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__uint in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__int32_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____off_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__div_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__time_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,551 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__mode_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__uid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_int in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__size_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____int32_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____id_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____off64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____u_char in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____timer_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____time_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__int8_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,552 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__int16_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__ino_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,553 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____u_long in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____int16_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_char in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__off_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_short in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____int8_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,554 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__u_long in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____mode_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____dev_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____ino_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,555 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__pid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__clock_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__fd_set in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____u_short in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__ulong in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,556 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_reverse_simple_true_unreach_call_true_valid_memsafety_i__gid_t in sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,583 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGed4d4461e [2018-04-11 18:43:41,586 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:43:41,587 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:43:41,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:43:41,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:43:41,591 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:43:41,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709e8c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41, skipping insertion in model container [2018-04-11 18:43:41,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,605 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:43:41,629 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:43:41,751 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:43:41,793 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:43:41,799 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-11 18:43:41,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41 WrapperNode [2018-04-11 18:43:41,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:43:41,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:43:41,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:43:41,836 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:43:41,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:43:41,879 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:43:41,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:43:41,879 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:43:41,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:43:41,979 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:43:41,979 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:43:41,979 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:43:41,979 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:43:41,979 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:43:41,979 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:43:41,979 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:43:41,979 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:43:41,980 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:43:41,981 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:43:41,982 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:43:41,983 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:43:41,984 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-11 18:43:41,985 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:43:41,986 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:43:41,987 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:43:41,988 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 18:43:41,989 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:43:41,990 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:43:41,990 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:43:41,990 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 18:43:42,424 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:43:42,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:43:42 BoogieIcfgContainer [2018-04-11 18:43:42,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:43:42,425 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:43:42,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:43:42,428 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:43:42,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:43:41" (1/3) ... [2018-04-11 18:43:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553a9818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:43:42, skipping insertion in model container [2018-04-11 18:43:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (2/3) ... [2018-04-11 18:43:42,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553a9818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:43:42, skipping insertion in model container [2018-04-11 18:43:42,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:43:42" (3/3) ... [2018-04-11 18:43:42,430 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-reverse_simple_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:42,437 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:43:42,447 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 53 error locations. [2018-04-11 18:43:42,484 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:43:42,485 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:43:42,485 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:43:42,485 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:43:42,485 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:43:42,485 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:43:42,485 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:43:42,485 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:43:42,486 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:43:42,486 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:43:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-04-11 18:43:42,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 18:43:42,501 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:42,502 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:42,502 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 18:43:42,505 INFO L82 PathProgramCache]: Analyzing trace with hash 2115138312, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:42,514 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:42,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,546 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:43:42,558 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,558 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,559 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,560 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,594 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:43:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,636 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:42,636 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:42,636 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,637 INFO L182 omatonBuilderFactory]: Interpolants [144#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 145#(= 1 (select |#valid| |main_#t~malloc0.base|)), 146#(= 1 (select |#valid| main_~head~0.base)), 147#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 139#true, 140#false] [2018-04-11 18:43:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,638 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:42,645 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:42,645 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:43:42,647 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 6 states. [2018-04-11 18:43:43,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,012 INFO L93 Difference]: Finished difference Result 149 states and 158 transitions. [2018-04-11 18:43:43,013 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-11 18:43:43,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-11 18:43:43,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,023 INFO L225 Difference]: With dead ends: 149 [2018-04-11 18:43:43,023 INFO L226 Difference]: Without dead ends: 145 [2018-04-11 18:43:43,024 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=37, Unknown=3, NotChecked=12, Total=72 [2018-04-11 18:43:43,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-04-11 18:43:43,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 131. [2018-04-11 18:43:43,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-04-11 18:43:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 139 transitions. [2018-04-11 18:43:43,062 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 139 transitions. Word has length 8 [2018-04-11 18:43:43,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,062 INFO L459 AbstractCegarLoop]: Abstraction has 131 states and 139 transitions. [2018-04-11 18:43:43,062 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:43,062 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 139 transitions. [2018-04-11 18:43:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 18:43:43,063 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,063 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,063 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 18:43:43,063 INFO L82 PathProgramCache]: Analyzing trace with hash 2115138313, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,068 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,077 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:43:43,079 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,079 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,079 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,079 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,085 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 [2018-04-11 18:43:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,147 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,147 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:43,148 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,148 INFO L182 omatonBuilderFactory]: Interpolants [434#true, 435#false, 439#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 440#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 441#(and (<= (+ main_~head~0.offset 4) (select |#length| main_~head~0.base)) (<= 0 main_~head~0.offset)), 442#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:43:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:43,150 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:43,150 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:43:43,150 INFO L87 Difference]: Start difference. First operand 131 states and 139 transitions. Second operand 6 states. [2018-04-11 18:43:43,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,457 INFO L93 Difference]: Finished difference Result 179 states and 192 transitions. [2018-04-11 18:43:43,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:43,457 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-11 18:43:43,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,459 INFO L225 Difference]: With dead ends: 179 [2018-04-11 18:43:43,459 INFO L226 Difference]: Without dead ends: 179 [2018-04-11 18:43:43,460 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 [2018-04-11 18:43:43,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-04-11 18:43:43,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 130. [2018-04-11 18:43:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-04-11 18:43:43,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 138 transitions. [2018-04-11 18:43:43,467 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 138 transitions. Word has length 8 [2018-04-11 18:43:43,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,467 INFO L459 AbstractCegarLoop]: Abstraction has 130 states and 138 transitions. [2018-04-11 18:43:43,467 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:43,467 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 138 transitions. [2018-04-11 18:43:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 18:43:43,468 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,468 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,468 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 18:43:43,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1144778210, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,472 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,481 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:43:43,483 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,483 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,483 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,483 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:43,506 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 [2018-04-11 18:43:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,590 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,590 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:43,591 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,591 INFO L182 omatonBuilderFactory]: Interpolants [756#true, 757#false, 761#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 762#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 763#(and (<= 0 (+ main_~head~0.offset 4)) (<= (+ main_~head~0.offset 8) (select |#length| main_~head~0.base))), 764#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:43:43,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,591 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:43,591 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:43,591 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:43:43,592 INFO L87 Difference]: Start difference. First operand 130 states and 138 transitions. Second operand 6 states. [2018-04-11 18:43:43,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,811 INFO L93 Difference]: Finished difference Result 178 states and 191 transitions. [2018-04-11 18:43:43,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:43,811 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-11 18:43:43,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,812 INFO L225 Difference]: With dead ends: 178 [2018-04-11 18:43:43,812 INFO L226 Difference]: Without dead ends: 178 [2018-04-11 18:43:43,812 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=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:43:43,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-11 18:43:43,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 129. [2018-04-11 18:43:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-04-11 18:43:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 137 transitions. [2018-04-11 18:43:43,817 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 137 transitions. Word has length 9 [2018-04-11 18:43:43,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,817 INFO L459 AbstractCegarLoop]: Abstraction has 129 states and 137 transitions. [2018-04-11 18:43:43,817 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 137 transitions. [2018-04-11 18:43:43,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 18:43:43,817 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,817 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,818 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 18:43:43,818 INFO L82 PathProgramCache]: Analyzing trace with hash 1814518955, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,820 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,887 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:43:43,887 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,888 INFO L182 omatonBuilderFactory]: Interpolants [1076#true, 1077#false, 1081#(= 1 (select |#valid| main_~head~0.base)), 1082#(= 1 (select |#valid| main_~x~0.base)), 1083#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:43:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,889 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 18:43:43,889 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 18:43:43,889 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:43:43,889 INFO L87 Difference]: Start difference. First operand 129 states and 137 transitions. Second operand 5 states. [2018-04-11 18:43:44,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:44,093 INFO L93 Difference]: Finished difference Result 125 states and 134 transitions. [2018-04-11 18:43:44,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:44,093 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-04-11 18:43:44,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:44,095 INFO L225 Difference]: With dead ends: 125 [2018-04-11 18:43:44,096 INFO L226 Difference]: Without dead ends: 125 [2018-04-11 18:43:44,096 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 [2018-04-11 18:43:44,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-04-11 18:43:44,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 121. [2018-04-11 18:43:44,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-04-11 18:43:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 133 transitions. [2018-04-11 18:43:44,099 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 133 transitions. Word has length 15 [2018-04-11 18:43:44,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:44,100 INFO L459 AbstractCegarLoop]: Abstraction has 121 states and 133 transitions. [2018-04-11 18:43:44,100 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 18:43:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 133 transitions. [2018-04-11 18:43:44,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 18:43:44,100 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:44,100 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:44,100 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr48RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-11 18:43:44,100 INFO L82 PathProgramCache]: Analyzing trace with hash 1814518956, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:44,105 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:44,143 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: 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)) [2018-04-11 18:43:44,144 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 90 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) [2018-04-11 18:43:44,147 INFO L168 Benchmark]: Toolchain (without parser) took 2560.44 ms. Allocated memory was 396.9 MB in the beginning and 634.4 MB in the end (delta: 237.5 MB). Free memory was 330.1 MB in the beginning and 481.3 MB in the end (delta: -151.2 MB). Peak memory consumption was 86.3 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,148 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 396.9 MB. Free memory is still 356.6 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:43:44,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.09 ms. Allocated memory is still 396.9 MB. Free memory was 328.8 MB in the beginning and 300.4 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,149 INFO L168 Benchmark]: Boogie Preprocessor took 42.89 ms. Allocated memory is still 396.9 MB. Free memory was 300.4 MB in the beginning and 297.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,149 INFO L168 Benchmark]: RCFGBuilder took 546.05 ms. Allocated memory was 396.9 MB in the beginning and 608.2 MB in the end (delta: 211.3 MB). Free memory was 297.7 MB in the beginning and 526.9 MB in the end (delta: -229.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,150 INFO L168 Benchmark]: TraceAbstraction took 1720.73 ms. Allocated memory was 608.2 MB in the beginning and 634.4 MB in the end (delta: 26.2 MB). Free memory was 526.9 MB in the beginning and 481.3 MB in the end (delta: 45.7 MB). Peak memory consumption was 71.9 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,152 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 396.9 MB. Free memory is still 356.6 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 248.09 ms. Allocated memory is still 396.9 MB. Free memory was 328.8 MB in the beginning and 300.4 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.89 ms. Allocated memory is still 396.9 MB. Free memory was 300.4 MB in the beginning and 297.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 546.05 ms. Allocated memory was 396.9 MB in the beginning and 608.2 MB in the end (delta: 211.3 MB). Free memory was 297.7 MB in the beginning and 526.9 MB in the end (delta: -229.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1720.73 ms. Allocated memory was 608.2 MB in the beginning and 634.4 MB in the end (delta: 26.2 MB). Free memory was 526.9 MB in the beginning and 481.3 MB in the end (delta: 45.7 MB). Peak memory consumption was 71.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 90 column 283: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 90 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-reverse_simple_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-43-44-161.csv Received shutdown request...