java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-reverse_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-13 15:42:11,585 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-13 15:42:11,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-13 15:42:11,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-13 15:42:11,600 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-13 15:42:11,601 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-13 15:42:11,602 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-13 15:42:11,604 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-13 15:42:11,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-13 15:42:11,606 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-13 15:42:11,607 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-13 15:42:11,607 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-13 15:42:11,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-13 15:42:11,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-13 15:42:11,610 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-13 15:42:11,611 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-13 15:42:11,613 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-13 15:42:11,614 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-13 15:42:11,615 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-13 15:42:11,616 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-13 15:42:11,617 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-13 15:42:11,622 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-13 15:42:11,622 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-13 15:42:11,623 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-13 15:42:11,634 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-13 15:42:11,635 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-13 15:42:11,636 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-13 15:42:11,636 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-13 15:42:11,636 INFO L133 SettingsManager]: * Use SBE=true [2018-04-13 15:42:11,636 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-13 15:42:11,636 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-13 15:42:11,637 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-13 15:42:11,638 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-13 15:42:11,638 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-13 15:42:11,638 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-13 15:42:11,638 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-13 15:42:11,638 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-13 15:42:11,638 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:42:11,638 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-13 15:42:11,639 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-13 15:42:11,639 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-13 15:42:11,639 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-13 15:42:11,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-13 15:42:11,679 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-13 15:42:11,682 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-13 15:42:11,684 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-13 15:42:11,685 INFO L276 PluginConnector]: CDTParser initialized [2018-04-13 15:42:11,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:11,967 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe4d4e36d7 [2018-04-13 15:42:12,106 INFO L287 CDTParser]: IsIndexed: true [2018-04-13 15:42:12,106 INFO L288 CDTParser]: Found 1 translation units. [2018-04-13 15:42:12,107 INFO L168 CDTParser]: Scanning dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,115 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-13 15:42:12,116 INFO L215 ultiparseSymbolTable]: [2018-04-13 15:42:12,116 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-13 15:42:12,116 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,116 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-13 15:42:12,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__nlink_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fd_mask in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,116 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__wchar_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__loff_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____int64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__uint in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_int8_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____uid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_once_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__dev_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____daddr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__id_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__quad_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____clockid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____uint8_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,117 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____key_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____blkcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__ushort in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_int16_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__off_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____u_int in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__ldiv_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____u_quad_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____useconds_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__register_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____quad_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,118 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____ssize_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____off_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____ino64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____pid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____timer_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____gid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_int in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__sigset_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,119 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__timer_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_int32_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____int32_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__clockid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsword_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__ssize_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____uint64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,120 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__fd_mask in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__idtype_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__key_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____nlink_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__int32_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____id_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__lldiv_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__fd_set in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____u_char in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,121 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_key_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____off64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__div_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____uint32_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____blksize_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__blksize_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__DLL in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____rlim64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____qaddr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____rlim_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,122 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__blkcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_char in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____suseconds_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_quad_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__time_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__uid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__int16_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____uint16_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,123 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____socklen_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__ino_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__pid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____intptr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_int64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__int8_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__daddr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__gid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__size_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_short in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____ino_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____time_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____u_long in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____int16_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__int64_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____mode_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__fsid_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,124 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__caddr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____sigset_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____int8_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____clock_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____loff_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__ulong in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____caddr_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__u_long in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__suseconds_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____dev_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__clock_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i____u_short in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,125 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fdll_reverse_true_unreach_call_true_valid_memsafety_i__mode_t in dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:12,138 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGe4d4e36d7 [2018-04-13 15:42:12,141 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-13 15:42:12,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-13 15:42:12,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-13 15:42:12,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-13 15:42:12,146 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-13 15:42:12,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f714eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12, skipping insertion in model container [2018-04-13 15:42:12,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,160 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:42:12,185 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-13 15:42:12,320 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:42:12,364 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-13 15:42:12,369 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-13 15:42:12,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12 WrapperNode [2018-04-13 15:42:12,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-13 15:42:12,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-13 15:42:12,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-13 15:42:12,401 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-13 15:42:12,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,440 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... [2018-04-13 15:42:12,443 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-13 15:42:12,444 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-13 15:42:12,444 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-13 15:42:12,444 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-13 15:42:12,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-13 15:42:12,536 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-13 15:42:12,536 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-13 15:42:12,536 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-13 15:42:12,536 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-13 15:42:12,537 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-13 15:42:12,538 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-13 15:42:12,539 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-13 15:42:12,540 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-13 15:42:12,541 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-13 15:42:12,542 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-13 15:42:12,543 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-13 15:42:12,544 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-13 15:42:12,545 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-13 15:42:12,546 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-13 15:42:12,547 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-13 15:42:12,548 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-13 15:42:12,992 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-13 15:42:12,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:42:12 BoogieIcfgContainer [2018-04-13 15:42:12,992 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-13 15:42:12,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-13 15:42:12,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-13 15:42:12,994 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-13 15:42:12,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.04 03:42:12" (1/3) ... [2018-04-13 15:42:12,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1878537e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:42:12, skipping insertion in model container [2018-04-13 15:42:12,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.04 03:42:12" (2/3) ... [2018-04-13 15:42:12,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1878537e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.04 03:42:12, skipping insertion in model container [2018-04-13 15:42:12,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.04 03:42:12" (3/3) ... [2018-04-13 15:42:12,996 INFO L107 eAbstractionObserver]: Analyzing ICFG dll-reverse_true-unreach-call_true-valid-memsafety.i [2018-04-13 15:42:13,003 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-13 15:42:13,008 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 65 error locations. [2018-04-13 15:42:13,031 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-13 15:42:13,031 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-13 15:42:13,031 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-13 15:42:13,032 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-13 15:42:13,032 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-13 15:42:13,032 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-13 15:42:13,032 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-13 15:42:13,032 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-13 15:42:13,032 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-13 15:42:13,032 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-13 15:42:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-04-13 15:42:13,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:42:13,048 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:13,049 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:13,049 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:13,052 INFO L82 PathProgramCache]: Analyzing trace with hash -1664294412, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:13,060 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:13,080 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:13,088 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,088 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,088 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,089 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,117 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:13,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,189 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:13,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:13,190 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,191 INFO L182 omatonBuilderFactory]: Interpolants [160#false, 164#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 165#(= 1 (select |#valid| |main_#t~malloc0.base|)), 166#(= 1 (select |#valid| main_~head~0.base)), 167#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 159#true] [2018-04-13 15:42:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:13,202 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:13,203 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:13,205 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 6 states. [2018-04-13 15:42:13,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:13,642 INFO L93 Difference]: Finished difference Result 168 states and 177 transitions. [2018-04-13 15:42:13,642 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-04-13 15:42:13,643 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-13 15:42:13,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:13,650 INFO L225 Difference]: With dead ends: 168 [2018-04-13 15:42:13,650 INFO L226 Difference]: Without dead ends: 164 [2018-04-13 15:42:13,652 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 [2018-04-13 15:42:13,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-04-13 15:42:13,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 150. [2018-04-13 15:42:13,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-04-13 15:42:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 158 transitions. [2018-04-13 15:42:13,683 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 158 transitions. Word has length 8 [2018-04-13 15:42:13,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:13,683 INFO L459 AbstractCegarLoop]: Abstraction has 150 states and 158 transitions. [2018-04-13 15:42:13,683 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 158 transitions. [2018-04-13 15:42:13,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-13 15:42:13,684 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:13,684 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:13,684 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:13,684 INFO L82 PathProgramCache]: Analyzing trace with hash -1664294411, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:13,687 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:13,695 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:13,697 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,697 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,698 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,698 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:13,713 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,779 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:13,779 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:13,779 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,779 INFO L182 omatonBuilderFactory]: Interpolants [497#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 498#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 499#(and (<= (+ main_~head~0.offset 4) (select |#length| main_~head~0.base)) (<= 0 main_~head~0.offset)), 500#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 492#true, 493#false] [2018-04-13 15:42:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:13,781 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:13,781 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:13,781 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:13,781 INFO L87 Difference]: Start difference. First operand 150 states and 158 transitions. Second operand 6 states. [2018-04-13 15:42:14,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:14,226 INFO L93 Difference]: Finished difference Result 201 states and 214 transitions. [2018-04-13 15:42:14,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:14,227 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-13 15:42:14,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:14,228 INFO L225 Difference]: With dead ends: 201 [2018-04-13 15:42:14,229 INFO L226 Difference]: Without dead ends: 201 [2018-04-13 15:42:14,230 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=27, Unknown=3, NotChecked=10, Total=56 [2018-04-13 15:42:14,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-04-13 15:42:14,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 149. [2018-04-13 15:42:14,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-04-13 15:42:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 157 transitions. [2018-04-13 15:42:14,239 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 157 transitions. Word has length 8 [2018-04-13 15:42:14,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:14,240 INFO L459 AbstractCegarLoop]: Abstraction has 149 states and 157 transitions. [2018-04-13 15:42:14,240 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:14,240 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 157 transitions. [2018-04-13 15:42:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-13 15:42:14,240 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:14,240 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:14,240 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:14,241 INFO L82 PathProgramCache]: Analyzing trace with hash -53519242, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:14,243 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,251 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:14,254 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,254 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,254 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,255 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,259 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,309 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:14,309 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:14,310 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,310 INFO L182 omatonBuilderFactory]: Interpolants [855#true, 856#false, 860#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 861#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 862#(and (<= 0 (+ main_~head~0.offset 4)) (<= (+ main_~head~0.offset 8) (select |#length| main_~head~0.base))), 863#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:14,311 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:14,311 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:14,311 INFO L87 Difference]: Start difference. First operand 149 states and 157 transitions. Second operand 6 states. [2018-04-13 15:42:14,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:14,583 INFO L93 Difference]: Finished difference Result 200 states and 213 transitions. [2018-04-13 15:42:14,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:14,583 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-13 15:42:14,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:14,584 INFO L225 Difference]: With dead ends: 200 [2018-04-13 15:42:14,584 INFO L226 Difference]: Without dead ends: 200 [2018-04-13 15:42:14,585 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-13 15:42:14,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2018-04-13 15:42:14,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 148. [2018-04-13 15:42:14,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2018-04-13 15:42:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 156 transitions. [2018-04-13 15:42:14,590 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 156 transitions. Word has length 9 [2018-04-13 15:42:14,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:14,590 INFO L459 AbstractCegarLoop]: Abstraction has 148 states and 156 transitions. [2018-04-13 15:42:14,590 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 156 transitions. [2018-04-13 15:42:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-04-13 15:42:14,591 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:14,591 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:14,591 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:14,591 INFO L82 PathProgramCache]: Analyzing trace with hash -1659096552, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:14,595 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:14,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,601 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-13 15:42:14,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,604 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-13 15:42:14,616 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |c_#length| %1 12)) :qid itp)) :qid itp)) is different from true [2018-04-13 15:42:14,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,654 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:14,654 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-13 15:42:14,655 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:14,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,655 INFO L182 omatonBuilderFactory]: Interpolants [1216#true, 1217#false, 1221#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 12) (store |#length| %1 12)) :qid itp)) :qid itp)), 1222#(and (= 0 |main_#t~malloc0.offset|) (= 12 (select |#length| |main_#t~malloc0.base|))), 1223#(and (<= 0 (+ main_~head~0.offset 8)) (<= (+ main_~head~0.offset 12) (select |#length| main_~head~0.base))), 1224#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:14,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,655 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-13 15:42:14,655 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-13 15:42:14,656 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-13 15:42:14,656 INFO L87 Difference]: Start difference. First operand 148 states and 156 transitions. Second operand 6 states. [2018-04-13 15:42:14,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:14,851 INFO L93 Difference]: Finished difference Result 199 states and 212 transitions. [2018-04-13 15:42:14,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:14,851 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2018-04-13 15:42:14,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:14,852 INFO L225 Difference]: With dead ends: 199 [2018-04-13 15:42:14,852 INFO L226 Difference]: Without dead ends: 199 [2018-04-13 15:42:14,853 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=27, Unknown=3, NotChecked=10, Total=56 [2018-04-13 15:42:14,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2018-04-13 15:42:14,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 147. [2018-04-13 15:42:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-04-13 15:42:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 155 transitions. [2018-04-13 15:42:14,859 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 155 transitions. Word has length 10 [2018-04-13 15:42:14,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:14,859 INFO L459 AbstractCegarLoop]: Abstraction has 147 states and 155 transitions. [2018-04-13 15:42:14,859 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-13 15:42:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 155 transitions. [2018-04-13 15:42:14,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-13 15:42:14,859 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:14,860 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:14,860 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:14,860 INFO L82 PathProgramCache]: Analyzing trace with hash -224437887, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:14,863 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:14,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,910 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-13 15:42:14,911 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-13 15:42:14,911 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-13 15:42:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,911 INFO L182 omatonBuilderFactory]: Interpolants [1575#true, 1576#false, 1580#(= 1 (select |#valid| main_~head~0.base)), 1581#(= 1 (select |#valid| main_~x~0.base)), 1582#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-13 15:42:14,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-13 15:42:14,911 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-13 15:42:14,911 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-13 15:42:14,912 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-13 15:42:14,912 INFO L87 Difference]: Start difference. First operand 147 states and 155 transitions. Second operand 5 states. [2018-04-13 15:42:15,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-13 15:42:15,045 INFO L93 Difference]: Finished difference Result 140 states and 149 transitions. [2018-04-13 15:42:15,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-13 15:42:15,046 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2018-04-13 15:42:15,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-13 15:42:15,046 INFO L225 Difference]: With dead ends: 140 [2018-04-13 15:42:15,047 INFO L226 Difference]: Without dead ends: 140 [2018-04-13 15:42:15,047 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-13 15:42:15,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-04-13 15:42:15,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2018-04-13 15:42:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-04-13 15:42:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 148 transitions. [2018-04-13 15:42:15,051 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 148 transitions. Word has length 16 [2018-04-13 15:42:15,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-13 15:42:15,051 INFO L459 AbstractCegarLoop]: Abstraction has 136 states and 148 transitions. [2018-04-13 15:42:15,051 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-13 15:42:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 148 transitions. [2018-04-13 15:42:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-04-13 15:42:15,051 INFO L347 BasicCegarLoop]: Found error trace [2018-04-13 15:42:15,051 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-13 15:42:15,052 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr51RequiresViolation, mainErr26RequiresViolation, mainErr54RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr58RequiresViolation, mainErr15RequiresViolation, mainErr49RequiresViolation, mainErr63AssertViolationMEMORY_FREE, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr55RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr57RequiresViolation, mainErr24RequiresViolation, mainErr44RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr50RequiresViolation, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr61RequiresViolation, mainErr59RequiresViolation, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr41RequiresViolation, mainErr56RequiresViolation, mainErr62AssertViolationMEMORY_FREE, mainErr64EnsuresViolationMEMORY_LEAK, mainErr48RequiresViolation, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr52RequiresViolation, mainErr45RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr60RequiresViolation, mainErr9RequiresViolation, mainErr53RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation, mainErr40RequiresViolation]=== [2018-04-13 15:42:15,052 INFO L82 PathProgramCache]: Analyzing trace with hash -224437886, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-13 15:42:15,056 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-13 15:42:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-13 15:42:15,083 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_14| |main_#t~malloc0.base_5|))) (* (- 1) (select |#length_14| |main_#t~malloc0.base_5|))))) (rewrite a!1)) [2018-04-13 15:42:15,084 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 93 column 290: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-13 15:42:15,086 INFO L168 Benchmark]: Toolchain (without parser) took 2944.71 ms. Allocated memory was 402.1 MB in the beginning and 607.6 MB in the end (delta: 205.5 MB). Free memory was 337.0 MB in the beginning and 465.8 MB in the end (delta: -128.8 MB). Peak memory consumption was 76.7 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:15,087 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 402.1 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-13 15:42:15,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.30 ms. Allocated memory is still 402.1 MB. Free memory was 337.0 MB in the beginning and 307.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:15,088 INFO L168 Benchmark]: Boogie Preprocessor took 42.62 ms. Allocated memory is still 402.1 MB. Free memory was 307.9 MB in the beginning and 305.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:15,088 INFO L168 Benchmark]: RCFGBuilder took 548.06 ms. Allocated memory was 402.1 MB in the beginning and 587.2 MB in the end (delta: 185.1 MB). Free memory was 305.3 MB in the beginning and 502.5 MB in the end (delta: -197.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:15,089 INFO L168 Benchmark]: TraceAbstraction took 2093.15 ms. Allocated memory was 587.2 MB in the beginning and 607.6 MB in the end (delta: 20.4 MB). Free memory was 502.5 MB in the beginning and 465.8 MB in the end (delta: 36.7 MB). Peak memory consumption was 57.1 MB. Max. memory is 5.3 GB. [2018-04-13 15:42:15,091 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 402.1 MB. Free memory is still 362.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 258.30 ms. Allocated memory is still 402.1 MB. Free memory was 337.0 MB in the beginning and 307.9 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 42.62 ms. Allocated memory is still 402.1 MB. Free memory was 307.9 MB in the beginning and 305.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 548.06 ms. Allocated memory was 402.1 MB in the beginning and 587.2 MB in the end (delta: 185.1 MB). Free memory was 305.3 MB in the beginning and 502.5 MB in the end (delta: -197.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 2093.15 ms. Allocated memory was 587.2 MB in the beginning and 607.6 MB in the end (delta: 20.4 MB). Free memory was 502.5 MB in the beginning and 465.8 MB in the end (delta: 36.7 MB). Peak memory consumption was 57.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 93 column 290: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 93 column 290: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/dll-reverse_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-13_15-42-15-100.csv Received shutdown request...