./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 789c9ad6820ae6f0f351aaee48eb0d74e9aae580 .......................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 789c9ad6820ae6f0f351aaee48eb0d74e9aae580 ........................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3 --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:26,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:26,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:26,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:26,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:26,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:26,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:26,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:26,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:26,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:26,331 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:26,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:26,332 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:26,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:26,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:26,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:26,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:26,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:26,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:26,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:26,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:26,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:26,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:26,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:26,345 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:26,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:26,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:26,346 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:26,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:26,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:26,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:26,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:26,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:26,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:26,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:26,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:26,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:26,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:26,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:26,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:26,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:26,354 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:26:26,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:26,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:26,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:26,367 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:26,368 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:26,368 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:26,368 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:26:26,368 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:26,368 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:26,368 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:26:26,369 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:26:26,369 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:26,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:26,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:26,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:26:26,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:26,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:26,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:26,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:26,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:26,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:26,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:26,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:26,373 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan 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 -> Taipan 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 -> 789c9ad6820ae6f0f351aaee48eb0d74e9aae580 [2019-10-22 11:26:26,401 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:26,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:26,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:26,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:26,423 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:26,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2019-10-22 11:26:26,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/1d11cb739/ecd1f18c408942ef9cb535bf575de7b4/FLAG84c4d760f [2019-10-22 11:26:26,953 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:26,953 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2019-10-22 11:26:26,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/1d11cb739/ecd1f18c408942ef9cb535bf575de7b4/FLAG84c4d760f [2019-10-22 11:26:27,447 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/1d11cb739/ecd1f18c408942ef9cb535bf575de7b4 [2019-10-22 11:26:27,452 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:27,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:27,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:27,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:27,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:27,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:27" (1/1) ... [2019-10-22 11:26:27,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c87dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:27, skipping insertion in model container [2019-10-22 11:26:27,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:27" (1/1) ... [2019-10-22 11:26:27,475 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:27,516 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:27,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:27,979 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:28,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:28,120 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:28,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28 WrapperNode [2019-10-22 11:26:28,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:28,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:28,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:28,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:28,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:28,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:28,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:28,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:28,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,195 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... [2019-10-22 11:26:28,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:28,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:28,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:28,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:28,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/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 [2019-10-22 11:26:28,291 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:26:28,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:26:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2019-10-22 11:26:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2019-10-22 11:26:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:26:28,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:26:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:26:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:26:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:26:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:28,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:26:28,295 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:26:28,548 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:28,550 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:28,595 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:28,597 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:28,597 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:26:28,598 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:26:28,648 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:28,649 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:28,703 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:26:28,704 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-22 11:26:28,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:28 BoogieIcfgContainer [2019-10-22 11:26:28,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:26:28,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:26:28,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:26:28,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:26:28,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:27" (1/3) ... [2019-10-22 11:26:28,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c03a69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:28, skipping insertion in model container [2019-10-22 11:26:28,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:28" (2/3) ... [2019-10-22 11:26:28,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c03a69c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:28, skipping insertion in model container [2019-10-22 11:26:28,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:28" (3/3) ... [2019-10-22 11:26:28,713 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2019-10-22 11:26:28,752 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,752 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,752 WARN L315 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,753 WARN L315 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,753 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,753 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,754 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,754 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,754 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,755 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,755 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,755 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,755 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,756 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,756 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,757 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,757 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,757 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,757 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,758 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,758 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,758 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,758 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:28,768 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:26:28,768 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:26:28,777 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-22 11:26:28,790 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-22 11:26:28,811 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:26:28,812 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:26:28,812 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:26:28,812 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:26:28,812 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:26:28,812 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:26:28,812 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:26:28,813 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:26:28,823 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 59 places, 63 transitions [2019-10-22 11:26:28,865 FATAL L? ?]: 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_thr3 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 11:26:28,870 INFO L168 Benchmark]: Toolchain (without parser) took 1415.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -124.9 MB). Peak memory consumption was 11.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:28,871 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:26:28,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:28,872 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:28,873 INFO L168 Benchmark]: Boogie Preprocessor took 31.73 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. [2019-10-22 11:26:28,880 INFO L168 Benchmark]: RCFGBuilder took 491.79 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:28,880 INFO L168 Benchmark]: TraceAbstraction took 161.71 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:28,884 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 666.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.45 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.73 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. * RCFGBuilder took 491.79 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 161.71 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: 10.7 MB). Peak memory consumption was 10.7 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:31,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:31,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:31,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:31,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:31,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:31,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:31,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:31,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:31,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:31,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:31,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:31,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:31,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:31,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:31,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:31,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:31,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:31,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:31,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:31,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:31,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:31,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:31,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:31,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:31,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:31,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:31,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:31,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:31,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:31,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:31,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:31,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:31,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:31,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:31,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:31,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:31,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:31,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:31,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:31,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:31,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-10-22 11:26:31,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:31,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:31,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:31,301 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:31,301 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:31,301 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:31,301 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:31,302 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:31,302 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:31,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:31,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:26:31,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:26:31,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:31,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:31,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:31,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:31,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:26:31,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:26:31,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:26:31,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:31,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:26:31,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:31,305 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:31,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:31,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:31,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:31,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:31,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:31,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:31,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:31,306 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:26:31,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:26:31,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:31,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:31,308 INFO L138 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_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan 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 -> Taipan 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 -> 789c9ad6820ae6f0f351aaee48eb0d74e9aae580 [2019-10-22 11:26:31,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:31,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:31,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:31,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:31,357 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:31,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/../../sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2019-10-22 11:26:31,409 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/76eeae413/69813cece3be420a885e465e213c8be0/FLAG622f5cedb [2019-10-22 11:26:31,902 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:31,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/sv-benchmarks/c/pthread-ext/32_pthread5_vs.i [2019-10-22 11:26:31,922 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/76eeae413/69813cece3be420a885e465e213c8be0/FLAG622f5cedb [2019-10-22 11:26:32,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/data/76eeae413/69813cece3be420a885e465e213c8be0 [2019-10-22 11:26:32,207 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:32,208 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:32,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:32,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:32,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:32,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440eec29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32, skipping insertion in model container [2019-10-22 11:26:32,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,228 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:32,275 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:32,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:32,693 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:32,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:32,806 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:32,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32 WrapperNode [2019-10-22 11:26:32,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:32,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:32,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:32,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:32,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,854 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:32,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:32,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:32,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:32,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... [2019-10-22 11:26:32,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:32,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:32,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:32,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:32,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a8d40bb-b09d-40b8-9fd2-0ed37ba135fa/bin/utaipan/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 [2019-10-22 11:26:32,945 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-22 11:26:32,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-22 11:26:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure thr3 [2019-10-22 11:26:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thr3 [2019-10-22 11:26:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-22 11:26:32,946 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-22 11:26:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:26:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:26:32,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:26:32,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:32,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:26:32,949 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-10-22 11:26:33,109 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:33,111 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:33,174 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:33,175 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:33,175 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-10-22 11:26:33,176 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-10-22 11:26:33,229 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-10-22 11:26:33,230 INFO L1490 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-10-22 11:26:33,289 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:26:33,289 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-22 11:26:33,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:33 BoogieIcfgContainer [2019-10-22 11:26:33,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:26:33,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:26:33,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:26:33,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:26:33,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:32" (1/3) ... [2019-10-22 11:26:33,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20129e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:33, skipping insertion in model container [2019-10-22 11:26:33,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:32" (2/3) ... [2019-10-22 11:26:33,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20129e0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:33, skipping insertion in model container [2019-10-22 11:26:33,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:33" (3/3) ... [2019-10-22 11:26:33,299 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_pthread5_vs.i [2019-10-22 11:26:33,337 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,338 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,338 WARN L315 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,338 WARN L315 ript$VariableManager]: TermVariabe Thread2_thr2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,339 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,339 WARN L315 ript$VariableManager]: TermVariabe |Thread2_thr2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,340 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,340 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,340 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,340 WARN L315 ript$VariableManager]: TermVariabe Thread0_thr3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,341 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,341 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,341 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,341 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,342 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,342 WARN L315 ript$VariableManager]: TermVariabe |Thread0_thr3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,343 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,343 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,344 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,344 WARN L315 ript$VariableManager]: TermVariabe Thread1_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,345 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,345 WARN L315 ript$VariableManager]: TermVariabe |Thread1_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-10-22 11:26:33,355 WARN L141 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-10-22 11:26:33,355 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:26:33,362 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-10-22 11:26:33,373 INFO L249 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-10-22 11:26:33,392 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:26:33,393 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:26:33,393 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:26:33,393 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:26:33,393 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:26:33,393 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:26:33,394 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:26:33,394 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:26:33,404 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 58 places, 62 transitions [2019-10-22 11:26:33,448 FATAL L? ?]: 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_thr3 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:390) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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) [2019-10-22 11:26:33,456 INFO L168 Benchmark]: Toolchain (without parser) took 1246.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -139.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:33,457 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:26:33,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:33,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.15 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. [2019-10-22 11:26:33,459 INFO L168 Benchmark]: Boogie Preprocessor took 28.92 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. [2019-10-22 11:26:33,460 INFO L168 Benchmark]: RCFGBuilder took 407.63 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:33,461 INFO L168 Benchmark]: TraceAbstraction took 161.47 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:33,464 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 597.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -184.2 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.15 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. * Boogie Preprocessor took 28.92 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 407.63 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: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 161.47 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: 13.2 MB). Peak memory consumption was 13.2 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_thr3 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr3: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...