java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 18:43:40,610 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 18:43:40,611 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 18:43:40,623 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 18:43:40,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 18:43:40,624 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 18:43:40,625 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 18:43:40,626 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 18:43:40,628 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 18:43:40,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 18:43:40,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 18:43:40,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 18:43:40,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 18:43:40,631 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 18:43:40,632 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 18:43:40,634 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 18:43:40,635 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 18:43:40,637 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 18:43:40,638 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 18:43:40,639 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 18:43:40,640 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-04-11 18:43:40,645 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 18:43:40,646 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 18:43:40,646 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf [2018-04-11 18:43:40,668 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 18:43:40,668 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 18:43:40,669 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 18:43:40,669 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 18:43:40,670 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 18:43:40,670 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 18:43:40,670 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 18:43:40,670 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 18:43:40,670 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 18:43:40,671 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 18:43:40,671 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:43:40,672 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-04-11 18:43:40,672 INFO L133 SettingsManager]: * SMT solver=External_Z3InterpolationMode [2018-04-11 18:43:40,673 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 18:43:40,703 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 18:43:40,713 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 18:43:40,716 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 18:43:40,718 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 18:43:40,718 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 18:43:40,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,022 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa116d3c8b [2018-04-11 18:43:41,157 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 18:43:41,157 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 18:43:41,158 INFO L168 CDTParser]: Scanning sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,166 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 18:43:41,166 INFO L215 ultiparseSymbolTable]: [2018-04-11 18:43:41,166 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 18:43:41,166 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,166 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 18:43:41,166 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_once_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,166 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsword_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,166 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_attr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sig_atomic_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__Colour in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uint in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_condattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____nlink_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,167 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ssize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____loff_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_slong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_mask in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutex_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__idtype_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,168 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsfilcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint8_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ushort in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____useconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,169 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsfilcnt64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__register_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrierattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_key_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__time_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,170 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____off64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__ulong in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_rwlockattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fsblkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__clock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__fd_set in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim64_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,171 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____qaddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____dev_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____syscall_ulong_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____gid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____id_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pthread_slist_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__daddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,172 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_mutexattr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____timer_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____sigset_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____ino_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____mode_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____fsid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__caddr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,173 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____rlim_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_barrier_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____suseconds_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__SLL in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__off_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_short in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____uint32_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__uid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,174 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__wchar_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____socklen_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__lldiv_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blkcnt_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__quad_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__int16_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__blksize_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_spinlock_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____clockid_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__div_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____u_long in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,175 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i____intptr_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,176 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__u_char in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,176 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__pthread_cond_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,176 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_fsll_rb_sentinel_true_unreach_call_true_valid_memsafety_i__size_t in sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,190 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGa116d3c8b [2018-04-11 18:43:41,193 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 18:43:41,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 18:43:41,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 18:43:41,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 18:43:41,200 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 18:43:41,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c19ebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41, skipping insertion in model container [2018-04-11 18:43:41,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,215 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:43:41,235 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 18:43:41,346 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:43:41,374 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 18:43:41,380 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 115 non ball SCCs. Number of states in SCCs 115. [2018-04-11 18:43:41,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41 WrapperNode [2018-04-11 18:43:41,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 18:43:41,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 18:43:41,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 18:43:41,418 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 18:43:41,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,451 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... [2018-04-11 18:43:41,453 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 18:43:41,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 18:43:41,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 18:43:41,454 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 18:43:41,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (1/1) ... No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 18:43:41,530 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 18:43:41,530 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 18:43:41,531 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 18:43:41,531 INFO L128 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure atof [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure atoi [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure atol [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure atoll [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtod [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtof [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtold [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtol [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtoul [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtoq [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtouq [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtoll [2018-04-11 18:43:41,532 INFO L128 BoogieDeclarations]: Found specification of procedure strtoull [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure l64a [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure a64l [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure select [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure pselect [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure random [2018-04-11 18:43:41,533 INFO L128 BoogieDeclarations]: Found specification of procedure srandom [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure initstate [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure setstate [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure random_r [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure srandom_r [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure initstate_r [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure setstate_r [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure rand [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure srand [2018-04-11 18:43:41,534 INFO L128 BoogieDeclarations]: Found specification of procedure rand_r [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure drand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure erand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure srand48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure seed48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48 [2018-04-11 18:43:41,535 INFO L128 BoogieDeclarations]: Found specification of procedure drand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure erand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure srand48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure seed48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 18:43:41,536 INFO L128 BoogieDeclarations]: Found specification of procedure calloc [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure realloc [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure cfree [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure alloca [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure valloc [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure atexit [2018-04-11 18:43:41,537 INFO L128 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure on_exit [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure exit [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure quick_exit [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure _Exit [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure getenv [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure putenv [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure setenv [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure unsetenv [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure clearenv [2018-04-11 18:43:41,538 INFO L128 BoogieDeclarations]: Found specification of procedure mktemp [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemp [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure mkstemps [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure system [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure realpath [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure bsearch [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure qsort [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure abs [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure labs [2018-04-11 18:43:41,539 INFO L128 BoogieDeclarations]: Found specification of procedure llabs [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure div [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure ldiv [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure lldiv [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure gcvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure qgcvt [2018-04-11 18:43:41,540 INFO L128 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure mblen [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure mbtowc [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure wctomb [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure wcstombs [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure rpmatch [2018-04-11 18:43:41,541 INFO L128 BoogieDeclarations]: Found specification of procedure getsubopt [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure getloadavg [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 18:43:41,542 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 18:43:41,543 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 18:43:41,543 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 18:43:41,543 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 18:43:41,932 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 18:43:41,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:43:41 BoogieIcfgContainer [2018-04-11 18:43:41,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 18:43:41,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 18:43:41,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 18:43:41,937 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 18:43:41,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 06:43:41" (1/3) ... [2018-04-11 18:43:41,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bf65e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:43:41, skipping insertion in model container [2018-04-11 18:43:41,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 06:43:41" (2/3) ... [2018-04-11 18:43:41,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bf65e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 06:43:41, skipping insertion in model container [2018-04-11 18:43:41,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 06:43:41" (3/3) ... [2018-04-11 18:43:41,939 INFO L107 eAbstractionObserver]: Analyzing ICFG sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i [2018-04-11 18:43:41,947 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 18:43:41,953 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 53 error locations. [2018-04-11 18:43:41,987 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 18:43:41,988 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 18:43:41,988 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 18:43:41,988 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-04-11 18:43:41,988 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 18:43:41,988 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 18:43:41,988 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 18:43:41,988 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 18:43:41,988 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 18:43:41,989 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 18:43:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states. [2018-04-11 18:43:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 18:43:42,006 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:42,006 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:42,006 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:42,009 INFO L82 PathProgramCache]: Analyzing trace with hash -822716266, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:42,017 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,045 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:43:42,056 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,056 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,058 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,058 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,093 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |c_#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:43:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,168 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:42,168 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:42,169 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,169 INFO L182 omatonBuilderFactory]: Interpolants [144#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store |#valid| %1 1) (store %0 %1 1)) :qid itp)) :qid itp)), 145#(= 1 (select |#valid| |main_#t~malloc0.base|)), 146#(= 1 (select |#valid| main_~null~0.base)), 147#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 139#true, 140#false] [2018-04-11 18:43:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,170 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:42,177 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:42,178 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:43:42,179 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 6 states. [2018-04-11 18:43:42,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:42,513 INFO L93 Difference]: Finished difference Result 162 states and 169 transitions. [2018-04-11 18:43:42,514 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:42,515 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-11 18:43:42,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:42,524 INFO L225 Difference]: With dead ends: 162 [2018-04-11 18:43:42,524 INFO L226 Difference]: Without dead ends: 159 [2018-04-11 18:43:42,526 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=28, Unknown=2, NotChecked=10, Total=56 [2018-04-11 18:43:42,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-04-11 18:43:42,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 135. [2018-04-11 18:43:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-04-11 18:43:42,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 142 transitions. [2018-04-11 18:43:42,563 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 142 transitions. Word has length 8 [2018-04-11 18:43:42,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:42,564 INFO L459 AbstractCegarLoop]: Abstraction has 135 states and 142 transitions. [2018-04-11 18:43:42,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:42,564 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 142 transitions. [2018-04-11 18:43:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-04-11 18:43:42,565 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:42,565 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:42,565 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:42,565 INFO L82 PathProgramCache]: Analyzing trace with hash -822716265, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:42,570 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:42,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,579 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: WARNING: array quantifier [2018-04-11 18:43:42,581 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,581 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,582 WARN L251 NnfTransformerHelper]: thrown away annotations [(:qid itp)] [2018-04-11 18:43:42,587 WARN L1033 $PredicateComparison]: unable to prove that (exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |c_#length| %1 8)) :qid itp)) :qid itp)) is different from true [2018-04-11 18:43:42,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,653 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:42,653 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:42,653 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,654 INFO L182 omatonBuilderFactory]: Interpolants [449#true, 450#false, 454#(exists ((%0 (Array Int Int))) (! (forall ((%1 Int)) (! (= (store %0 %1 8) (store |#length| %1 8)) :qid itp)) :qid itp)), 455#(and (= 8 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 456#(and (<= 0 (+ main_~null~0.offset 4)) (<= (+ main_~null~0.offset 8) (select |#length| main_~null~0.base))), 457#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:43:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:42,656 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:42,656 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:42,656 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=14, Unknown=1, NotChecked=6, Total=30 [2018-04-11 18:43:42,656 INFO L87 Difference]: Start difference. First operand 135 states and 142 transitions. Second operand 6 states. [2018-04-11 18:43:42,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:42,923 INFO L93 Difference]: Finished difference Result 134 states and 141 transitions. [2018-04-11 18:43:42,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:42,923 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 8 [2018-04-11 18:43:42,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:42,924 INFO L225 Difference]: With dead ends: 134 [2018-04-11 18:43:42,924 INFO L226 Difference]: Without dead ends: 134 [2018-04-11 18:43:42,925 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 [2018-04-11 18:43:42,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-04-11 18:43:42,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-04-11 18:43:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-04-11 18:43:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 141 transitions. [2018-04-11 18:43:42,932 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 141 transitions. Word has length 8 [2018-04-11 18:43:42,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:42,932 INFO L459 AbstractCegarLoop]: Abstraction has 134 states and 141 transitions. [2018-04-11 18:43:42,932 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 141 transitions. [2018-04-11 18:43:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 18:43:42,933 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:42,933 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:42,933 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:42,933 INFO L82 PathProgramCache]: Analyzing trace with hash 265599508, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:42,937 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:42,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:42,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,022 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,023 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-04-11 18:43:43,023 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,023 INFO L182 omatonBuilderFactory]: Interpolants [736#(or (< (select |#length| main_~null~0.base) (+ main_~null~0.offset 8)) (<= 0 main_~null~0.offset)), 737#(and (<= (+ main_~null~0.offset 4) (select |#length| main_~null~0.base)) (<= 0 main_~null~0.offset)), 738#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 730#true, 731#false, 735#(= 0 |main_#t~malloc0.offset|)] [2018-04-11 18:43:43,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-04-11 18:43:43,024 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-04-11 18:43:43,024 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:43:43,024 INFO L87 Difference]: Start difference. First operand 134 states and 141 transitions. Second operand 6 states. [2018-04-11 18:43:43,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,228 INFO L93 Difference]: Finished difference Result 209 states and 223 transitions. [2018-04-11 18:43:43,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:43,229 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2018-04-11 18:43:43,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,230 INFO L225 Difference]: With dead ends: 209 [2018-04-11 18:43:43,230 INFO L226 Difference]: Without dead ends: 209 [2018-04-11 18:43:43,230 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-04-11 18:43:43,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2018-04-11 18:43:43,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 133. [2018-04-11 18:43:43,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-04-11 18:43:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 140 transitions. [2018-04-11 18:43:43,234 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 140 transitions. Word has length 9 [2018-04-11 18:43:43,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,234 INFO L459 AbstractCegarLoop]: Abstraction has 133 states and 140 transitions. [2018-04-11 18:43:43,234 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-04-11 18:43:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 140 transitions. [2018-04-11 18:43:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 18:43:43,235 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,235 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,239 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:43,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133978, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,242 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,276 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,276 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:43:43,277 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,277 INFO L182 omatonBuilderFactory]: Interpolants [1090#(= 1 (select |#valid| |main_#t~malloc1.base|)), 1091#(= 1 (select |#valid| main_~list~0.base)), 1092#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1085#true, 1086#false] [2018-04-11 18:43:43,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,277 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 18:43:43,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 18:43:43,277 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:43:43,278 INFO L87 Difference]: Start difference. First operand 133 states and 140 transitions. Second operand 5 states. [2018-04-11 18:43:43,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,453 INFO L93 Difference]: Finished difference Result 146 states and 153 transitions. [2018-04-11 18:43:43,453 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:43,454 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-04-11 18:43:43,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,455 INFO L225 Difference]: With dead ends: 146 [2018-04-11 18:43:43,455 INFO L226 Difference]: Without dead ends: 146 [2018-04-11 18:43:43,456 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:43:43,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-04-11 18:43:43,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 128. [2018-04-11 18:43:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-04-11 18:43:43,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 136 transitions. [2018-04-11 18:43:43,462 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 136 transitions. Word has length 12 [2018-04-11 18:43:43,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,462 INFO L459 AbstractCegarLoop]: Abstraction has 128 states and 136 transitions. [2018-04-11 18:43:43,462 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 18:43:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2018-04-11 18:43:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-04-11 18:43:43,462 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,462 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,463 INFO L408 AbstractCegarLoop]: === Iteration 5 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:43,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1145133979, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,470 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,534 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,534 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:43:43,534 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,534 INFO L182 omatonBuilderFactory]: Interpolants [1376#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 1369#true, 1370#false, 1374#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 1375#(and (<= (+ main_~list~0.offset 4) (select |#length| main_~list~0.base)) (<= 0 main_~list~0.offset))] [2018-04-11 18:43:43,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,534 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 18:43:43,535 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 18:43:43,535 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:43:43,535 INFO L87 Difference]: Start difference. First operand 128 states and 136 transitions. Second operand 5 states. [2018-04-11 18:43:43,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,705 INFO L93 Difference]: Finished difference Result 178 states and 190 transitions. [2018-04-11 18:43:43,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 18:43:43,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-04-11 18:43:43,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,706 INFO L225 Difference]: With dead ends: 178 [2018-04-11 18:43:43,706 INFO L226 Difference]: Without dead ends: 178 [2018-04-11 18:43:43,706 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:43:43,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-11 18:43:43,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 159. [2018-04-11 18:43:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-04-11 18:43:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 183 transitions. [2018-04-11 18:43:43,716 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 183 transitions. Word has length 12 [2018-04-11 18:43:43,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,717 INFO L459 AbstractCegarLoop]: Abstraction has 159 states and 183 transitions. [2018-04-11 18:43:43,717 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 18:43:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 183 transitions. [2018-04-11 18:43:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-04-11 18:43:43,717 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,717 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,717 INFO L408 AbstractCegarLoop]: === Iteration 6 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:43,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1139414936, 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 [2018-04-11 18:43:43,721 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,774 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,774 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:43:43,774 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,774 INFO L182 omatonBuilderFactory]: Interpolants [1716#true, 1717#false, 1721#(and (= 0 |main_#t~malloc1.offset|) (= 8 (select |#length| |main_#t~malloc1.base|))), 1722#(and (<= (+ main_~list~0.offset 8) (select |#length| main_~list~0.base)) (<= 0 (+ main_~list~0.offset 4))), 1723#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|))] [2018-04-11 18:43:43,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 18:43:43,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 18:43:43,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:43:43,775 INFO L87 Difference]: Start difference. First operand 159 states and 183 transitions. Second operand 5 states. [2018-04-11 18:43:43,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:43,901 INFO L93 Difference]: Finished difference Result 176 states and 188 transitions. [2018-04-11 18:43:43,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 18:43:43,901 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2018-04-11 18:43:43,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:43,902 INFO L225 Difference]: With dead ends: 176 [2018-04-11 18:43:43,902 INFO L226 Difference]: Without dead ends: 176 [2018-04-11 18:43:43,903 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:43:43,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-04-11 18:43:43,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 158. [2018-04-11 18:43:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-04-11 18:43:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 181 transitions. [2018-04-11 18:43:43,908 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 181 transitions. Word has length 13 [2018-04-11 18:43:43,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:43,909 INFO L459 AbstractCegarLoop]: Abstraction has 158 states and 181 transitions. [2018-04-11 18:43:43,909 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 18:43:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 181 transitions. [2018-04-11 18:43:43,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-11 18:43:43,909 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:43,909 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:43,910 INFO L408 AbstractCegarLoop]: === Iteration 7 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:43,910 INFO L82 PathProgramCache]: Analyzing trace with hash -90429215, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:43,912 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:43,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,972 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 18:43:43,972 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 18:43:43,972 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 18:43:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,972 INFO L182 omatonBuilderFactory]: Interpolants [2065#(= 1 (select |#valid| main_~list~0.base)), 2066#(= 1 (select |#valid| main_~end~0.base)), 2067#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)), 2060#true, 2061#false] [2018-04-11 18:43:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 18:43:43,973 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-04-11 18:43:43,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-04-11 18:43:43,973 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-04-11 18:43:43,973 INFO L87 Difference]: Start difference. First operand 158 states and 181 transitions. Second operand 5 states. [2018-04-11 18:43:44,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 18:43:44,109 INFO L93 Difference]: Finished difference Result 178 states and 203 transitions. [2018-04-11 18:43:44,110 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-04-11 18:43:44,110 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2018-04-11 18:43:44,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 18:43:44,110 INFO L225 Difference]: With dead ends: 178 [2018-04-11 18:43:44,110 INFO L226 Difference]: Without dead ends: 178 [2018-04-11 18:43:44,111 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-04-11 18:43:44,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-04-11 18:43:44,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 153. [2018-04-11 18:43:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 153 states. [2018-04-11 18:43:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 177 transitions. [2018-04-11 18:43:44,115 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 177 transitions. Word has length 19 [2018-04-11 18:43:44,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 18:43:44,116 INFO L459 AbstractCegarLoop]: Abstraction has 153 states and 177 transitions. [2018-04-11 18:43:44,116 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-04-11 18:43:44,116 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 177 transitions. [2018-04-11 18:43:44,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-04-11 18:43:44,116 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 18:43:44,116 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 18:43:44,116 INFO L408 AbstractCegarLoop]: === Iteration 8 === [mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr38RequiresViolation, mainErr0RequiresViolation, mainErr31RequiresViolation, mainErr46RequiresViolation, mainErr29RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr12RequiresViolation, mainErr41AssertViolationMEMORY_FREE, mainErr6RequiresViolation, mainErr35RequiresViolation, mainErr17RequiresViolation, mainErr42RequiresViolation, mainErr49AssertViolationMEMORY_FREE, mainErr30RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr10RequiresViolation, mainErr43RequiresViolation, mainErr4RequiresViolation, mainErr44AssertViolationMEMORY_FREE, mainErr37RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr36RequiresViolation, mainErr51AssertViolationMEMORY_FREE, mainErr48AssertViolationMEMORY_FREE, mainErr28RequiresViolation, mainErr33RequiresViolation, mainErr21RequiresViolation, mainErr52EnsuresViolationMEMORY_LEAK, mainErr39RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr2RequiresViolation, mainErr40AssertViolationMEMORY_FREE, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr32RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr45AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr50AssertViolationMEMORY_FREE, mainErr8RequiresViolation, mainErr34RequiresViolation, mainErr47RequiresViolation, mainErr14RequiresViolation]=== [2018-04-11 18:43:44,117 INFO L82 PathProgramCache]: Analyzing trace with hash -90429214, now seen corresponding path program 1 times No working directory specified, using /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-04-11 18:43:44,120 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 18:43:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 18:43:44,144 WARN L195 Executor]: ExternalInterpolator (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in) stderr output: Unsupported proof rule: (let ((a!1 (= (+ 0 (* (- 1) (select |#length_17| |main_#t~malloc1.base_9|))) (* (- 1) (select |#length_17| |main_#t~malloc1.base_9|))))) (rewrite a!1)) [2018-04-11 18:43:44,144 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseInterpolants(Executor.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.readInterpolants(ScriptorWithGetInterpolants.java:136) at de.uni_freiburg.informatik.ultimate.smtsolver.external.ScriptorWithGetInterpolants.getInterpolants(ScriptorWithGetInterpolants.java:64) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.getInterpolants(DiffWrapperScript.java:260) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:186) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:283) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:298) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:408) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:417) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:363) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-04-11 18:43:44,147 INFO L168 Benchmark]: Toolchain (without parser) took 2953.13 ms. Allocated memory was 403.2 MB in the beginning and 618.1 MB in the end (delta: 215.0 MB). Free memory was 336.2 MB in the beginning and 580.8 MB in the end (delta: -244.7 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:43:44,148 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 403.2 MB. Free memory is still 360.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:43:44,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.37 ms. Allocated memory is still 403.2 MB. Free memory was 334.8 MB in the beginning and 307.0 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,149 INFO L168 Benchmark]: Boogie Preprocessor took 35.56 ms. Allocated memory is still 403.2 MB. Free memory was 307.0 MB in the beginning and 303.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,149 INFO L168 Benchmark]: RCFGBuilder took 479.23 ms. Allocated memory was 403.2 MB in the beginning and 591.9 MB in the end (delta: 188.7 MB). Free memory was 303.0 MB in the beginning and 511.6 MB in the end (delta: -208.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. [2018-04-11 18:43:44,149 INFO L168 Benchmark]: TraceAbstraction took 2212.74 ms. Allocated memory was 591.9 MB in the beginning and 618.1 MB in the end (delta: 26.2 MB). Free memory was 511.6 MB in the beginning and 580.8 MB in the end (delta: -69.2 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 18:43:44,151 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 403.2 MB. Free memory is still 360.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 222.37 ms. Allocated memory is still 403.2 MB. Free memory was 334.8 MB in the beginning and 307.0 MB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.56 ms. Allocated memory is still 403.2 MB. Free memory was 307.0 MB in the beginning and 303.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 479.23 ms. Allocated memory was 403.2 MB in the beginning and 591.9 MB in the end (delta: 188.7 MB). Free memory was 303.0 MB in the beginning and 511.6 MB in the end (delta: -208.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 2212.74 ms. Allocated memory was 591.9 MB in the beginning and 618.1 MB in the end (delta: 26.2 MB). Free memory was 511.6 MB in the beginning and 580.8 MB in the end (delta: -69.2 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: line 105 column 311: theory not supported by interpolation or bad proof: de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/sll-rb-sentinel_true-unreach-call_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_z3.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_18-43-44-157.csv Received shutdown request...