./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fb1e7475159eed5a05d2b471d9832ca1b0517de ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fb1e7475159eed5a05d2b471d9832ca1b0517de ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:29:28,844 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:29:28,845 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:29:28,851 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:29:28,851 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:29:28,851 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:29:28,852 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:29:28,853 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:29:28,853 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:29:28,854 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:29:28,854 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:29:28,854 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:29:28,855 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:29:28,855 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:29:28,856 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:29:28,856 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:29:28,857 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:29:28,858 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:29:28,859 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:29:28,859 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:29:28,860 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:29:28,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:29:28,862 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:29:28,862 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:29:28,862 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:29:28,863 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:29:28,863 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:29:28,863 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:29:28,864 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:29:28,864 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:29:28,865 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:29:28,865 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:29:28,865 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:29:28,865 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:29:28,866 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:29:28,866 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:29:28,866 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-02 14:29:28,874 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:29:28,874 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:29:28,875 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:29:28,875 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:29:28,875 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:29:28,876 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:29:28,876 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:29:28,876 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:29:28,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:29:28,877 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:29:28,877 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:29:28,877 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 14:29:28,877 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:29:28,877 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: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fb1e7475159eed5a05d2b471d9832ca1b0517de [2018-12-02 14:29:28,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:29:28,901 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:29:28,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:29:28,904 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:29:28,904 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:29:28,905 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-12-02 14:29:28,939 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/997064d61/a623c33160c6479ea3481e77cd92cd47/FLAG0ed7e07ee [2018-12-02 14:29:29,366 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:29:29,367 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-12-02 14:29:29,373 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/997064d61/a623c33160c6479ea3481e77cd92cd47/FLAG0ed7e07ee [2018-12-02 14:29:29,382 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/997064d61/a623c33160c6479ea3481e77cd92cd47 [2018-12-02 14:29:29,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:29:29,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:29:29,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:29:29,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:29:29,388 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:29:29,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33416e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29, skipping insertion in model container [2018-12-02 14:29:29,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:29:29,424 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:29:29,663 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:29:29,678 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:29:29,713 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:29:29,745 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:29:29,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29 WrapperNode [2018-12-02 14:29:29,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:29:29,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:29:29,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:29:29,746 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:29:29,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:29:29,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:29:29,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:29:29,779 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:29:29,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... [2018-12-02 14:29:29,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:29:29,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:29:29,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:29:29,799 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:29:29,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:29:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 14:29:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 14:29:29,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:29:29,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:29:30,136 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:29:30,137 INFO L280 CfgBuilder]: Removed 50 assue(true) statements. [2018-12-02 14:29:30,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:30 BoogieIcfgContainer [2018-12-02 14:29:30,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:29:30,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:29:30,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:29:30,146 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:29:30,146 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:29:30" (1/1) ... [2018-12-02 14:29:30,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:29:30,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:30,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2018-12-02 14:29:30,173 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-12-02 14:29:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 14:29:30,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:30,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:30,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2018-12-02 14:29:30,333 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2018-12-02 14:29:30,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 14:29:30,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:30,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:30,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2018-12-02 14:29:30,576 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2018-12-02 14:29:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 14:29:30,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:30,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:30,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:30,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2018-12-02 14:29:30,693 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-12-02 14:29:30,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 14:29:30,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:30,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:31,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:31,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 73 states and 85 transitions. [2018-12-02 14:29:31,080 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 85 transitions. [2018-12-02 14:29:31,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 14:29:31,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:31,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 75 states and 87 transitions. [2018-12-02 14:29:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2018-12-02 14:29:31,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 14:29:31,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:31,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 74 states and 86 transitions. [2018-12-02 14:29:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 86 transitions. [2018-12-02 14:29:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 14:29:31,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:31,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:32,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 88 transitions. [2018-12-02 14:29:32,210 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2018-12-02 14:29:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 14:29:32,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:32,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:32,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2018-12-02 14:29:32,462 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2018-12-02 14:29:32,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 14:29:32,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:32,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:32,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2018-12-02 14:29:32,702 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2018-12-02 14:29:32,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 14:29:32,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:32,760 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:32,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2018-12-02 14:29:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2018-12-02 14:29:32,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 14:29:32,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:33,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:33,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2018-12-02 14:29:33,234 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2018-12-02 14:29:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 14:29:33,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:33,292 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:33,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:33,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2018-12-02 14:29:33,489 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2018-12-02 14:29:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 14:29:33,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:33,560 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2018-12-02 14:29:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2018-12-02 14:29:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 14:29:33,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:33,828 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2018-12-02 14:29:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2018-12-02 14:29:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 14:29:34,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:34,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:34,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2018-12-02 14:29:34,346 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2018-12-02 14:29:34,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 14:29:34,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:34,415 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 84 states and 98 transitions. [2018-12-02 14:29:34,655 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2018-12-02 14:29:34,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 14:29:34,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:34,714 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 85 states and 99 transitions. [2018-12-02 14:29:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2018-12-02 14:29:34,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 14:29:34,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:35,052 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:35,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 86 states and 100 transitions. [2018-12-02 14:29:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2018-12-02 14:29:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 14:29:35,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:35,397 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:35,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:35,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2018-12-02 14:29:35,645 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2018-12-02 14:29:35,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 14:29:35,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2018-12-02 14:29:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2018-12-02 14:29:35,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 14:29:35,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:36,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 89 states and 103 transitions. [2018-12-02 14:29:36,354 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 103 transitions. [2018-12-02 14:29:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 14:29:36,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:36,451 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:29:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 90 states and 103 transitions. [2018-12-02 14:29:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 103 transitions. [2018-12-02 14:29:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 14:29:36,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:37,134 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:29:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 89 states and 102 transitions. [2018-12-02 14:29:50,052 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2018-12-02 14:29:50,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 14:29:50,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:50,231 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:29:50,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:50,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 88 states and 101 transitions. [2018-12-02 14:29:50,726 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 101 transitions. [2018-12-02 14:29:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 14:29:50,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:29:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:29:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 87 states and 100 transitions. [2018-12-02 14:29:55,490 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2018-12-02 14:29:55,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:29:55,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:29:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:29:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:11,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:11,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2018-12-02 14:30:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2018-12-02 14:30:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:30:11,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:11,728 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:11,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:11,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2018-12-02 14:30:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2018-12-02 14:30:11,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 14:30:11,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:13,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 85 states and 97 transitions. [2018-12-02 14:30:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2018-12-02 14:30:13,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 14:30:13,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:13,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:13,430 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:14,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 85 states and 96 transitions. [2018-12-02 14:30:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2018-12-02 14:30:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 14:30:14,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:14,747 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:23,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2018-12-02 14:30:23,672 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2018-12-02 14:30:23,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 14:30:23,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:24,926 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:33,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 83 states and 94 transitions. [2018-12-02 14:30:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2018-12-02 14:30:33,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 14:30:33,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 82 states and 93 transitions. [2018-12-02 14:30:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2018-12-02 14:30:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 14:30:34,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2018-12-02 14:30:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2018-12-02 14:30:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 14:30:34,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 79 states and 88 transitions. [2018-12-02 14:30:45,742 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2018-12-02 14:30:45,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 14:30:45,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2018-12-02 14:30:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2018-12-02 14:30:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 14:30:50,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:30:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:30:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:30:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2018-12-02 14:30:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2018-12-02 14:30:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 14:30:58,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:30:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:31:00,595 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:31:38,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:31:38,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2018-12-02 14:31:38,338 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2018-12-02 14:31:38,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 14:31:38,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:31:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:31:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:31:39,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:31:39,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2018-12-02 14:31:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2018-12-02 14:31:39,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 14:31:39,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:31:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:31:40,137 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:31:51,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:31:51,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2018-12-02 14:31:51,336 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2018-12-02 14:31:51,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 14:31:51,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:31:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:31:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:32:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:32:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2018-12-02 14:32:03,649 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2018-12-02 14:32:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 14:32:03,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:32:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:32:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:32:18,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:32:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 86 states and 103 transitions. [2018-12-02 14:32:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2018-12-02 14:32:18,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 14:32:18,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:32:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:32:18,860 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:32:23,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:32:23,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2018-12-02 14:32:23,336 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2018-12-02 14:32:23,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-02 14:32:23,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:32:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:32:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:32:28,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:32:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2018-12-02 14:32:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2018-12-02 14:32:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:32:28,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:32:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:32:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:33:13,409 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2018-12-02 14:33:16,460 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2018-12-02 14:33:34,384 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2018-12-02 14:34:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:34:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 123 states and 150 transitions. [2018-12-02 14:34:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 150 transitions. [2018-12-02 14:34:12,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:34:12,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:34:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:34:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:34:12,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:34:12,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 122 states and 149 transitions. [2018-12-02 14:34:12,420 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 149 transitions. [2018-12-02 14:34:12,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-02 14:34:12,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:34:12,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:34:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:34:12,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:34:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 121 states and 148 transitions. [2018-12-02 14:34:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 148 transitions. [2018-12-02 14:34:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 14:34:12,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:34:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:34:15,750 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 137 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:34:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:34:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 87 states and 100 transitions. [2018-12-02 14:34:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2018-12-02 14:34:23,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 14:34:23,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:34:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:34:47,043 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:35:01,264 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2018-12-02 14:35:10,308 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2018-12-02 14:35:12,445 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2018-12-02 14:35:17,505 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2018-12-02 14:35:30,091 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2018-12-02 14:35:36,832 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2018-12-02 14:36:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:36:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 84 states and 96 transitions. [2018-12-02 14:36:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2018-12-02 14:36:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 14:36:23,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:36:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:36:23,623 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:36:23,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:36:23,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 87 states and 101 transitions. [2018-12-02 14:36:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2018-12-02 14:36:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 14:36:23,667 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:36:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:36:23,690 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:36:23,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:36:23,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 90 states and 106 transitions. [2018-12-02 14:36:23,745 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 106 transitions. [2018-12-02 14:36:23,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 14:36:23,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:36:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:36:24,250 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:36:33,098 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2018-12-02 14:36:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:36:47,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 98 states and 119 transitions. [2018-12-02 14:36:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2018-12-02 14:36:47,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 14:36:47,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:36:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:37:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:38:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:38:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 103 states and 129 transitions. [2018-12-02 14:38:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 129 transitions. [2018-12-02 14:38:11,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 14:38:11,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:38:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:38:12,015 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-02 14:38:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:38:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 102 states and 126 transitions. [2018-12-02 14:38:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 126 transitions. [2018-12-02 14:38:23,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 14:38:23,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:38:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:38:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:38:28,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 14:38:38,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 14:38:38,939 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: program execution has not yet been computed at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.getRcfgProgramExecution(TraceCheck.java:440) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.computeRcfgProgramExecutionAndDecodeBranches(TraceCheck.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 14:38:38,942 INFO L168 Benchmark]: Toolchain (without parser) took 549557.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 951.7 MB in the beginning and 782.2 MB in the end (delta: 169.5 MB). Peak memory consumption was 305.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,942 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:38:38,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,943 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,943 INFO L168 Benchmark]: RCFGBuilder took 338.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,944 INFO L168 Benchmark]: CodeCheck took 548803.25 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -10.0 MB). Free memory was 1.1 GB in the beginning and 782.2 MB in the end (delta: 275.1 MB). Peak memory consumption was 265.2 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:38,947 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: program execution has not yet been computed de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: program execution has not yet been computed: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.getRcfgProgramExecution(TraceCheck.java:440) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 359.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -168.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 338.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * CodeCheck took 548803.25 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -10.0 MB). Free memory was 1.1 GB in the beginning and 782.2 MB in the end (delta: 275.1 MB). Peak memory consumption was 265.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:38:40,243 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:38:40,245 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:38:40,252 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:38:40,252 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:38:40,253 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:38:40,253 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:38:40,254 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:38:40,255 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:38:40,255 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:38:40,256 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:38:40,256 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:38:40,256 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:38:40,257 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:38:40,257 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:38:40,257 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:38:40,258 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:38:40,259 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:38:40,260 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:38:40,261 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:38:40,261 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:38:40,262 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:38:40,263 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:38:40,264 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:38:40,264 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:38:40,265 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:38:40,265 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:38:40,266 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:38:40,266 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:38:40,267 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:38:40,267 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:38:40,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:38:40,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:38:40,268 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:38:40,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:38:40,269 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:38:40,269 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2018-12-02 14:38:40,278 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:38:40,278 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:38:40,279 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:38:40,279 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:38:40,280 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:38:40,280 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:38:40,281 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:38:40,281 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 14:38:40,282 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 14:38:40,282 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:38:40,282 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:38:40,282 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 14:38:40,282 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:38:40,282 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:38:40,282 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 14:38:40,283 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 14:38:40,283 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:38:40,283 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 14:38:40,283 INFO L133 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fb1e7475159eed5a05d2b471d9832ca1b0517de [2018-12-02 14:38:40,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:38:40,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:38:40,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:38:40,317 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:38:40,318 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:38:40,318 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-12-02 14:38:40,357 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/763317f91/6e4ce68166b348cda26b6fe897289bb8/FLAG914333994 [2018-12-02 14:38:40,783 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:38:40,783 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/sv-benchmarks/c/ldv-memsafety/memleaks_test22_5_false-valid-deref.i [2018-12-02 14:38:40,792 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/763317f91/6e4ce68166b348cda26b6fe897289bb8/FLAG914333994 [2018-12-02 14:38:40,800 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/data/763317f91/6e4ce68166b348cda26b6fe897289bb8 [2018-12-02 14:38:40,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:38:40,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:38:40,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:38:40,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:38:40,805 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:38:40,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:38:40" (1/1) ... [2018-12-02 14:38:40,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d255691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:40, skipping insertion in model container [2018-12-02 14:38:40,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:38:40" (1/1) ... [2018-12-02 14:38:40,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:38:40,832 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:38:41,033 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:38:41,046 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:38:41,121 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:38:41,157 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:38:41,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41 WrapperNode [2018-12-02 14:38:41,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:38:41,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:38:41,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:38:41,158 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:38:41,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:38:41,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:38:41,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:38:41,189 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:38:41,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:38:41,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:38:41,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:38:41,210 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:38:41,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:38:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ba1087a-1577-4d91-b69e-d8d1149dee69/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-02 14:38:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:38:41,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 14:38:41,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:38:41,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:38:41,677 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:38:41,677 INFO L280 CfgBuilder]: Removed 50 assue(true) statements. [2018-12-02 14:38:41,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:38:41 BoogieIcfgContainer [2018-12-02 14:38:41,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:38:41,678 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 14:38:41,678 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 14:38:41,686 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 14:38:41,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:38:41" (1/1) ... [2018-12-02 14:38:41,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:38:41,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 14:38:41,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2018-12-02 14:38:41,715 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-12-02 14:38:41,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 14:38:41,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 14:38:41,743 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 14:38:41,745 INFO L168 Benchmark]: Toolchain (without parser) took 943.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 938.0 MB in the beginning and 1.0 GB in the end (delta: -102.8 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:41,746 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:38:41,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:41,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:38:41,747 INFO L168 Benchmark]: Boogie Preprocessor took 20.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:38:41,747 INFO L168 Benchmark]: RCFGBuilder took 468.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:41,748 INFO L168 Benchmark]: CodeCheck took 66.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:38:41,749 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 468.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.1 MB). Peak memory consumption was 65.1 MB. Max. memory is 11.5 GB. * CodeCheck took 66.77 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...