./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 574df94a903166a1b27be7d989c6ac88f507ceb5 ........................................................................................................................................................................................................................................ 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_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 574df94a903166a1b27be7d989c6ac88f507ceb5 ...................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 03:56:00,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:56:00,953 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:56:00,961 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:56:00,961 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:56:00,962 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:56:00,963 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:56:00,964 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:56:00,965 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:56:00,966 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:56:00,966 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:56:00,967 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:56:00,967 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:56:00,968 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:56:00,969 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:56:00,969 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:56:00,970 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:56:00,971 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:56:00,973 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:56:00,974 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:56:00,975 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:56:00,976 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:56:00,977 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:56:00,978 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:56:00,978 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:56:00,979 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:56:00,980 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:56:00,980 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:56:00,981 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:56:00,981 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:56:00,982 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:56:00,983 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:56:00,983 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:56:00,983 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:56:00,984 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:56:00,984 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:56:00,984 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 03:56:00,995 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:56:00,995 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:56:00,996 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:56:00,996 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:56:00,996 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:56:00,996 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:56:00,997 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:56:00,997 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:56:00,998 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:56:00,999 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:56:00,999 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:56:00,999 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:56:00,999 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:56:00,999 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:56:01,000 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 03:56:01,000 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 574df94a903166a1b27be7d989c6ac88f507ceb5 [2018-11-23 03:56:01,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:56:01,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:56:01,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:56:01,033 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:56:01,033 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:56:01,034 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-11-23 03:56:01,071 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/4c1dd88b2/d4bf7975705a4f75ae90a8733f758fc6/FLAG0cfce53fd [2018-11-23 03:56:01,472 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:56:01,473 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-11-23 03:56:01,485 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/4c1dd88b2/d4bf7975705a4f75ae90a8733f758fc6/FLAG0cfce53fd [2018-11-23 03:56:01,839 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/4c1dd88b2/d4bf7975705a4f75ae90a8733f758fc6 [2018-11-23 03:56:01,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:56:01,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:56:01,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:56:01,843 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:56:01,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:56:01,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:01" (1/1) ... [2018-11-23 03:56:01,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66af7870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:01, skipping insertion in model container [2018-11-23 03:56:01,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:01" (1/1) ... [2018-11-23 03:56:01,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:56:01,891 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:56:02,193 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:56:02,200 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:56:02,286 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:56:02,357 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:56:02,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02 WrapperNode [2018-11-23 03:56:02,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:56:02,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:56:02,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:56:02,359 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:56:02,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:56:02,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:56:02,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:56:02,395 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:56:02,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,407 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2018-11-23 03:56:02,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:56:02,413 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:56:02,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:56:02,413 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:56:02,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:56:02,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2018-11-23 03:56:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2018-11-23 03:56:02,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:56:02,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:56:02,463 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 03:56:02,730 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:56:02,731 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-23 03:56:02,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:02 BoogieIcfgContainer [2018-11-23 03:56:02,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:56:02,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 03:56:02,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 03:56:02,735 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 03:56:02,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:56:01" (1/3) ... [2018-11-23 03:56:02,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@626480f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:56:02, skipping insertion in model container [2018-11-23 03:56:02,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (2/3) ... [2018-11-23 03:56:02,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@626480f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:56:02, skipping insertion in model container [2018-11-23 03:56:02,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:02" (3/3) ... [2018-11-23 03:56:02,738 INFO L112 eAbstractionObserver]: Analyzing ICFG sigma_false-unreach-call.i [2018-11-23 03:56:02,763 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,764 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,764 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,764 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,764 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,765 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:02,771 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 03:56:02,771 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 03:56:02,779 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 03:56:02,791 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 03:56:02,812 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 03:56:02,812 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 03:56:02,812 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 03:56:02,812 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 03:56:02,813 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 03:56:02,813 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 03:56:02,813 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 03:56:02,813 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 03:56:02,813 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 03:56:02,819 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67places, 72 transitions [2018-11-23 03:56:02,834 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2018-11-23 03:56:02,839 INFO L168 Benchmark]: Toolchain (without parser) took 997.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 950.0 MB in the beginning and 1.0 GB in the end (delta: -94.7 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:02,840 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:56:02,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 515.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -135.7 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:02,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.71 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. [2018-11-23 03:56:02,842 INFO L168 Benchmark]: Boogie Preprocessor took 17.68 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. [2018-11-23 03:56:02,842 INFO L168 Benchmark]: RCFGBuilder took 318.22 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: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:02,843 INFO L168 Benchmark]: TraceAbstraction took 105.96 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:02,845 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 515.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 950.0 MB in the beginning and 1.1 GB in the end (delta: -135.7 MB). Peak memory consumption was 41.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.71 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 17.68 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 318.22 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: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 105.96 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: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 03:56:04,330 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 03:56:04,332 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 03:56:04,342 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 03:56:04,342 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 03:56:04,343 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 03:56:04,344 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 03:56:04,345 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 03:56:04,347 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 03:56:04,347 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 03:56:04,348 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 03:56:04,348 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 03:56:04,349 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 03:56:04,350 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 03:56:04,351 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 03:56:04,352 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 03:56:04,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 03:56:04,354 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 03:56:04,356 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 03:56:04,357 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 03:56:04,358 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 03:56:04,359 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 03:56:04,361 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 03:56:04,361 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 03:56:04,361 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 03:56:04,363 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 03:56:04,364 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 03:56:04,364 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 03:56:04,365 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 03:56:04,365 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 03:56:04,366 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 03:56:04,367 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 03:56:04,367 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 03:56:04,367 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 03:56:04,368 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 03:56:04,368 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 03:56:04,368 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 03:56:04,380 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 03:56:04,380 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 03:56:04,381 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 03:56:04,381 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 03:56:04,381 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 03:56:04,382 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 03:56:04,382 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 03:56:04,382 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 03:56:04,382 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 03:56:04,382 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 03:56:04,382 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 03:56:04,383 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 03:56:04,384 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 03:56:04,384 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 03:56:04,384 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 03:56:04,384 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 03:56:04,384 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 03:56:04,384 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:56:04,385 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 03:56:04,385 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 03:56:04,386 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 03:56:04,388 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer 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 ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 574df94a903166a1b27be7d989c6ac88f507ceb5 [2018-11-23 03:56:04,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 03:56:04,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 03:56:04,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 03:56:04,435 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 03:56:04,436 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 03:56:04,436 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/../../sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-11-23 03:56:04,475 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/9ac53dc1e/a5f967b9b16f4ca4b9272d8f1d2e6f0c/FLAGa9c7ee4ff [2018-11-23 03:56:04,958 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 03:56:04,959 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/sv-benchmarks/c/pthread/sigma_false-unreach-call.i [2018-11-23 03:56:04,969 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/9ac53dc1e/a5f967b9b16f4ca4b9272d8f1d2e6f0c/FLAGa9c7ee4ff [2018-11-23 03:56:05,460 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/data/9ac53dc1e/a5f967b9b16f4ca4b9272d8f1d2e6f0c [2018-11-23 03:56:05,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 03:56:05,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 03:56:05,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 03:56:05,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 03:56:05,469 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 03:56:05,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:05" (1/1) ... [2018-11-23 03:56:05,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee470f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:05, skipping insertion in model container [2018-11-23 03:56:05,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:56:05" (1/1) ... [2018-11-23 03:56:05,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 03:56:05,524 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 03:56:05,922 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:56:05,933 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 03:56:06,021 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 03:56:06,130 INFO L195 MainTranslator]: Completed translation [2018-11-23 03:56:06,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06 WrapperNode [2018-11-23 03:56:06,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 03:56:06,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 03:56:06,131 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 03:56:06,131 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 03:56:06,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,149 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 03:56:06,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 03:56:06,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 03:56:06,162 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 03:56:06,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... [2018-11-23 03:56:06,190 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 03:56:06,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 03:56:06,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 03:56:06,191 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 03:56:06,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02022d18-ddb0-432d-899d-545b69b01c40/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 03:56:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 03:56:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2018-11-23 03:56:06,227 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2018-11-23 03:56:06,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 03:56:06,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 03:56:06,228 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-23 03:56:06,510 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 03:56:06,510 INFO L280 CfgBuilder]: Removed 9 assue(true) statements. [2018-11-23 03:56:06,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:06 BoogieIcfgContainer [2018-11-23 03:56:06,510 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 03:56:06,511 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 03:56:06,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 03:56:06,513 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 03:56:06,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:56:05" (1/3) ... [2018-11-23 03:56:06,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@781b5451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:56:06, skipping insertion in model container [2018-11-23 03:56:06,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:06" (2/3) ... [2018-11-23 03:56:06,514 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@781b5451 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:56:06, skipping insertion in model container [2018-11-23 03:56:06,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:56:06" (3/3) ... [2018-11-23 03:56:06,515 INFO L112 eAbstractionObserver]: Analyzing ICFG sigma_false-unreach-call.i [2018-11-23 03:56:06,539 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,539 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,539 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,539 WARN L317 ript$VariableManager]: TermVariabe Thread0_thread_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,539 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,540 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thread_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 03:56:06,546 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-11-23 03:56:06,546 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 03:56:06,553 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 03:56:06,564 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 03:56:06,586 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 03:56:06,587 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 03:56:06,587 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 03:56:06,587 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 03:56:06,587 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 03:56:06,587 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 03:56:06,587 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 03:56:06,587 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 03:56:06,588 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 03:56:06,594 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67places, 72 transitions [2018-11-23 03:56:06,610 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java: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) [2018-11-23 03:56:06,613 INFO L168 Benchmark]: Toolchain (without parser) took 1149.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.4 MB in the beginning and 1.0 GB in the end (delta: -95.8 MB). Peak memory consumption was 42.1 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:06,614 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 03:56:06,614 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -133.1 MB). Peak memory consumption was 47.2 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:06,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.73 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. [2018-11-23 03:56:06,615 INFO L168 Benchmark]: Boogie Preprocessor took 28.17 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:06,615 INFO L168 Benchmark]: RCFGBuilder took 319.76 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:06,616 INFO L168 Benchmark]: TraceAbstraction took 101.31 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-23 03:56:06,618 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 665.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -133.1 MB). Peak memory consumption was 47.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.73 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 28.17 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 319.76 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 101.31 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thread: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...