./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 18fe7928dbf20c0a8c09dc4e49404c717863829a .............................................................................................................................................................................................................................. 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_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 18fe7928dbf20c0a8c09dc4e49404c717863829a ............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:16:24,701 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:16:24,702 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:16:24,711 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:16:24,711 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:16:24,712 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:16:24,713 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:16:24,714 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:16:24,715 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:16:24,716 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:16:24,717 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:16:24,717 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:16:24,717 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:16:24,718 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:16:24,719 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:16:24,720 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:16:24,720 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:16:24,721 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:16:24,723 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:16:24,724 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:16:24,725 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:16:24,726 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:16:24,727 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:16:24,728 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:16:24,728 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:16:24,729 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:16:24,729 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:16:24,730 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:16:24,731 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:16:24,731 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:16:24,731 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:16:24,732 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:16:24,732 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:16:24,732 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:16:24,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:16:24,734 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:16:24,734 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:16:24,745 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:16:24,745 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:16:24,746 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:16:24,746 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:16:24,746 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:16:24,746 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:16:24,746 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:16:24,746 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:16:24,747 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:16:24,747 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:16:24,747 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:16:24,747 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:16:24,748 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:16:24,749 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:16:24,749 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:16:24,750 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:16:24,750 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:16:24,751 INFO L133 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_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 -> 18fe7928dbf20c0a8c09dc4e49404c717863829a [2018-11-10 09:16:24,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:16:24,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:16:24,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:16:24,784 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:16:24,784 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:16:24,785 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i [2018-11-10 09:16:24,821 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/a9fbcf8f1/0733ad9234f146feb1d1917737a8ed8f/FLAGe4072361d [2018-11-10 09:16:25,323 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:16:25,324 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i [2018-11-10 09:16:25,339 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/a9fbcf8f1/0733ad9234f146feb1d1917737a8ed8f/FLAGe4072361d [2018-11-10 09:16:25,349 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/a9fbcf8f1/0733ad9234f146feb1d1917737a8ed8f [2018-11-10 09:16:25,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:16:25,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:16:25,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:16:25,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:16:25,357 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:16:25,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:16:25" (1/1) ... [2018-11-10 09:16:25,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@208354b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:25, skipping insertion in model container [2018-11-10 09:16:25,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:16:25" (1/1) ... [2018-11-10 09:16:25,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:16:25,408 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:16:25,946 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:16:25,957 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:16:26,019 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:16:26,254 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:16:26,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26 WrapperNode [2018-11-10 09:16:26,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:16:26,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:16:26,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:16:26,256 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:16:26,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:16:26,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:16:26,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:16:26,328 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:16:26,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... [2018-11-10 09:16:26,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:16:26,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:16:26,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:16:26,394 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:16:26,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 [2018-11-10 09:16:26,443 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2018-11-10 09:16:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2018-11-10 09:16:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure SyncPush [2018-11-10 09:16:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure SyncPush [2018-11-10 09:16:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure Init_ObjType [2018-11-10 09:16:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure Init_ObjType [2018-11-10 09:16:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:16:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:16:26,444 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2018-11-10 09:16:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2018-11-10 09:16:26,445 INFO L130 BoogieDeclarations]: Found specification of procedure Steal [2018-11-10 09:16:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure Steal [2018-11-10 09:16:26,445 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_exchange_strong [2018-11-10 09:16:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_exchange_strong [2018-11-10 09:16:26,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:16:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:16:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2018-11-10 09:16:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2018-11-10 09:16:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2018-11-10 09:16:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2018-11-10 09:16:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:16:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:16:26,446 INFO L130 BoogieDeclarations]: Found specification of procedure SyncPop [2018-11-10 09:16:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure SyncPop [2018-11-10 09:16:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure Check [2018-11-10 09:16:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Check [2018-11-10 09:16:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2018-11-10 09:16:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2018-11-10 09:16:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure Init_WorkStealQueue [2018-11-10 09:16:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Init_WorkStealQueue [2018-11-10 09:16:26,447 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2018-11-10 09:16:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2018-11-10 09:16:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2018-11-10 09:16:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2018-11-10 09:16:26,449 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:16:27,996 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:16:28,039 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:28,039 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:28,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:28,040 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:28,041 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:16:28,044 INFO L168 Benchmark]: Toolchain (without parser) took 2691.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 954.9 MB in the beginning and 816.4 MB in the end (delta: 138.5 MB). Peak memory consumption was 283.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:28,045 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:16:28,046 INFO L168 Benchmark]: CACSL2BoogieTranslator took 901.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -52.1 MB). Peak memory consumption was 111.2 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:28,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:28,047 INFO L168 Benchmark]: Boogie Preprocessor took 66.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:28,047 INFO L168 Benchmark]: RCFGBuilder took 1649.16 ms. Allocated memory is still 1.2 GB. Free memory was 993.1 MB in the beginning and 816.4 MB in the end (delta: 176.7 MB). Peak memory consumption was 176.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:28,050 INFO L336 ainManager$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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 901.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 954.9 MB in the beginning and 1.0 GB in the end (delta: -52.1 MB). Peak memory consumption was 111.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.69 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 993.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1649.16 ms. Allocated memory is still 1.2 GB. Free memory was 993.1 MB in the beginning and 816.4 MB in the end (delta: 176.7 MB). Peak memory consumption was 176.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:16:29,570 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:16:29,571 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:16:29,580 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:16:29,580 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:16:29,581 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:16:29,582 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:16:29,583 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:16:29,584 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:16:29,585 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:16:29,585 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:16:29,586 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:16:29,586 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:16:29,587 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:16:29,588 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:16:29,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:16:29,589 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:16:29,591 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:16:29,592 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:16:29,593 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:16:29,594 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:16:29,595 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:16:29,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:16:29,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:16:29,597 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:16:29,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:16:29,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:16:29,600 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:16:29,600 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:16:29,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:16:29,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:16:29,601 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:16:29,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:16:29,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:16:29,602 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:16:29,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:16:29,603 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:16:29,613 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:16:29,613 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:16:29,614 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:16:29,614 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:16:29,614 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:16:29,614 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:16:29,614 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:16:29,614 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:16:29,615 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:16:29,615 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:16:29,615 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:16:29,615 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:16:29,616 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:16:29,617 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:16:29,617 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:16:29,617 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:16:29,617 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:16:29,617 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:16:29,617 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:16:29,618 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:16:29,618 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_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 -> 18fe7928dbf20c0a8c09dc4e49404c717863829a [2018-11-10 09:16:29,651 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:16:29,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:16:29,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:16:29,664 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:16:29,664 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:16:29,665 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i [2018-11-10 09:16:29,709 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/be81cde7d/0f8f297675e34f549756764748d03bca/FLAG0750c3953 [2018-11-10 09:16:30,129 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:16:30,130 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/sv-benchmarks/c/pthread-complex/workstealqueue_mutex_false-unreach-call.i [2018-11-10 09:16:30,145 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/be81cde7d/0f8f297675e34f549756764748d03bca/FLAG0750c3953 [2018-11-10 09:16:30,157 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/utaipan/data/be81cde7d/0f8f297675e34f549756764748d03bca [2018-11-10 09:16:30,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:16:30,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:16:30,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:16:30,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:16:30,165 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:16:30,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:16:30" (1/1) ... [2018-11-10 09:16:30,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cecc7a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:30, skipping insertion in model container [2018-11-10 09:16:30,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:16:30" (1/1) ... [2018-11-10 09:16:30,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:16:30,221 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:16:30,801 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:16:30,813 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:16:30,887 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:16:31,230 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:16:31,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31 WrapperNode [2018-11-10 09:16:31,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:16:31,232 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:16:31,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:16:31,232 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:16:31,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:16:31,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:16:31,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:16:31,385 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:16:31,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,405 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... [2018-11-10 09:16:31,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:16:31,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:16:31,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:16:31,453 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:16:31,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:16:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b50acc1-0bbe-47be-b3bf-77a3b1789bcc/bin-2019/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 [2018-11-10 09:16:31,504 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2018-11-10 09:16:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2018-11-10 09:16:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure SyncPush [2018-11-10 09:16:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure SyncPush [2018-11-10 09:16:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure Init_ObjType [2018-11-10 09:16:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure Init_ObjType [2018-11-10 09:16:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:16:31,505 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:16:31,505 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2018-11-10 09:16:31,506 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2018-11-10 09:16:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure Steal [2018-11-10 09:16:31,506 INFO L138 BoogieDeclarations]: Found implementation of procedure Steal [2018-11-10 09:16:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_exchange_strong [2018-11-10 09:16:31,506 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_exchange_strong [2018-11-10 09:16:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:16:31,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:16:31,506 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2018-11-10 09:16:31,507 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2018-11-10 09:16:31,507 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2018-11-10 09:16:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2018-11-10 09:16:31,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:16:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:16:31,508 INFO L130 BoogieDeclarations]: Found specification of procedure SyncPop [2018-11-10 09:16:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure SyncPop [2018-11-10 09:16:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure Check [2018-11-10 09:16:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure Check [2018-11-10 09:16:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2018-11-10 09:16:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2018-11-10 09:16:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure Init_WorkStealQueue [2018-11-10 09:16:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure Init_WorkStealQueue [2018-11-10 09:16:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2018-11-10 09:16:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2018-11-10 09:16:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2018-11-10 09:16:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2018-11-10 09:16:31,510 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:16:33,531 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:16:33,573 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#in~param.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:33,573 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#in~param.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:33,573 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:33,573 WARN L317 ript$VariableManager]: TermVariabe |Thread0_Stealer_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:16:33,574 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:16:33,577 INFO L168 Benchmark]: Toolchain (without parser) took 3416.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 945.5 MB in the beginning and 960.9 MB in the end (delta: -15.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:33,578 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:16:33,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1069.01 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 778.0 MB in the end (delta: 167.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:33,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 778.0 MB in the beginning and 1.1 GB in the end (delta: -364.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:33,580 INFO L168 Benchmark]: Boogie Preprocessor took 67.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:33,580 INFO L168 Benchmark]: RCFGBuilder took 2123.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.9 MB in the end (delta: 175.6 MB). Peak memory consumption was 175.6 MB. Max. memory is 11.5 GB. [2018-11-10 09:16:33,583 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 1069.01 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 778.0 MB in the end (delta: 167.5 MB). Peak memory consumption was 167.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 153.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 778.0 MB in the beginning and 1.1 GB in the end (delta: -364.5 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.15 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: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2123.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 960.9 MB in the end (delta: 175.6 MB). Peak memory consumption was 175.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...