./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_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_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/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 e97bfe8bc69241b93264b25cc68bbff33ac90add ............................................................................................................................................................................................................... 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_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/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 e97bfe8bc69241b93264b25cc68bbff33ac90add ............................................................................................................................................................................................................ 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 [2018-10-27 05:13:26,057 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:26,059 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:26,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:26,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:26,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:26,073 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:26,074 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:26,076 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:26,077 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:26,078 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:26,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:26,079 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:26,080 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:26,081 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:26,082 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:26,083 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:26,085 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:26,087 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:26,088 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:26,090 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:26,091 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:26,093 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:26,093 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:26,094 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:26,095 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:26,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:26,097 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:26,097 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:26,098 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:26,099 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:26,099 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:26,099 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:26,099 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:26,101 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:26,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:26,102 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:13:26,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:26,115 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:26,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:26,116 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:26,117 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:26,117 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:26,117 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:13:26,117 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:26,117 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:13:26,117 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:13:26,118 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:26,118 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:26,119 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:26,120 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:26,120 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:26,122 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:26,122 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:26,122 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:26,122 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:26,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:26,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:26,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:26,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:26,123 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:26,123 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:26,124 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:13:26,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:26,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:13:26,124 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:13:26,124 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_99423360-33dd-49c8-9fed-8f74333c0c3f/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 -> e97bfe8bc69241b93264b25cc68bbff33ac90add [2018-10-27 05:13:26,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:26,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:26,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:26,176 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:26,176 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:26,177 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-10-27 05:13:26,236 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/a6572e82d/93e9da9211324718af865a121d4b97ed/FLAGa87f6ac55 [2018-10-27 05:13:26,772 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:26,776 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-10-27 05:13:26,795 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/a6572e82d/93e9da9211324718af865a121d4b97ed/FLAGa87f6ac55 [2018-10-27 05:13:26,816 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/a6572e82d/93e9da9211324718af865a121d4b97ed [2018-10-27 05:13:26,820 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:26,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:26,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:26,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:26,827 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:26,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:26" (1/1) ... [2018-10-27 05:13:26,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2707c9fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:26, skipping insertion in model container [2018-10-27 05:13:26,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:26" (1/1) ... [2018-10-27 05:13:26,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:26,911 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:27,377 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:27,383 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:27,489 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:27,555 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:27,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27 WrapperNode [2018-10-27 05:13:27,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:27,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:27,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:27,557 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:27,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:27,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:27,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:27,716 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:27,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... [2018-10-27 05:13:27,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:27,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:27,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:27,766 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:27,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/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 [2018-10-27 05:13:27,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:27,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:27,835 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:27,836 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:27,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:27,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:27,839 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:30,415 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:30,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,470 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,473 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,475 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,475 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,493 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,493 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,494 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,494 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:30,499 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:30,506 INFO L168 Benchmark]: Toolchain (without parser) took 3685.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -68.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,508 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:30,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.74 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 912.8 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 912.8 MB in the beginning and 1.1 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,510 INFO L168 Benchmark]: Boogie Preprocessor took 49.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,510 INFO L168 Benchmark]: RCFGBuilder took 2736.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:30,519 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 733.74 ms. Allocated memory is still 1.0 GB. Free memory was 951.7 MB in the beginning and 912.8 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 158.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 912.8 MB in the beginning and 1.1 GB in the end (delta: -221.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.89 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2736.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.5 MB). Peak memory consumption was 106.5 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 [2018-10-27 05:13:32,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:13:32,797 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:13:32,807 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:13:32,808 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:13:32,809 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:13:32,810 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:13:32,811 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:13:32,813 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:13:32,814 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:13:32,814 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:13:32,814 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:13:32,815 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:13:32,817 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:13:32,818 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:13:32,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:13:32,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:13:32,821 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:13:32,823 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:13:32,825 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:13:32,826 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:13:32,828 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:13:32,830 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:13:32,830 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:13:32,831 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:13:32,831 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:13:32,832 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:13:32,833 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:13:32,834 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:13:32,835 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:13:32,835 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:13:32,836 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:13:32,836 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:13:32,836 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:13:32,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:13:32,838 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:13:32,839 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:13:32,858 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:13:32,858 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:13:32,859 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:13:32,859 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:13:32,859 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:13:32,860 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:13:32,860 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:13:32,860 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:13:32,861 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:13:32,861 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:13:32,861 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:13:32,862 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:13:32,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:13:32,863 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:13:32,863 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:13:32,863 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:13:32,863 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:13:32,863 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:13:32,864 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:13:32,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:13:32,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:13:32,864 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:13:32,864 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:13:32,864 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:13:32,865 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:13:32,865 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:13:32,865 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:13:32,865 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_99423360-33dd-49c8-9fed-8f74333c0c3f/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 -> e97bfe8bc69241b93264b25cc68bbff33ac90add [2018-10-27 05:13:32,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:13:32,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:13:32,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:13:32,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:13:32,927 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:13:32,928 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-10-27 05:13:32,983 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/3f6c2fbca/e6e67ac049d64734a0237e5dbaa3c4b0/FLAGb083aed4a [2018-10-27 05:13:33,483 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:13:33,484 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/sv-benchmarks/c/pthread-wmm/safe032_rmo.oepc_false-unreach-call.i [2018-10-27 05:13:33,501 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/3f6c2fbca/e6e67ac049d64734a0237e5dbaa3c4b0/FLAGb083aed4a [2018-10-27 05:13:33,516 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/bin-2019/utaipan/data/3f6c2fbca/e6e67ac049d64734a0237e5dbaa3c4b0 [2018-10-27 05:13:33,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:13:33,522 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:13:33,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:33,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:13:33,528 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:13:33,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:33, skipping insertion in model container [2018-10-27 05:13:33,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:13:33" (1/1) ... [2018-10-27 05:13:33,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:13:33,596 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:13:34,094 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:34,102 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:13:34,214 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:13:34,311 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:13:34,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34 WrapperNode [2018-10-27 05:13:34,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:13:34,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:34,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:13:34,314 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:13:34,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,362 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:13:34,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:13:34,421 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:13:34,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... [2018-10-27 05:13:34,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:13:34,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:13:34,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:13:34,570 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:13:34,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:13:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99423360-33dd-49c8-9fed-8f74333c0c3f/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 [2018-10-27 05:13:34,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:13:34,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:13:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:13:34,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:13:34,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:13:34,658 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:13:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:13:34,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:13:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:13:34,659 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:13:34,659 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:13:34,660 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:13:34,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:13:34,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:13:34,662 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:13:37,145 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:13:37,223 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,226 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,231 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,232 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,234 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,236 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,241 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,250 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,251 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,252 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:13:37,253 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:13:37,256 INFO L168 Benchmark]: Toolchain (without parser) took 3735.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -69.9 MB). Peak memory consumption was 79.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,258 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:13:37,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 789.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 910.3 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.62 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,260 INFO L168 Benchmark]: Boogie Preprocessor took 148.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,261 INFO L168 Benchmark]: RCFGBuilder took 2685.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 108.6 MB). Peak memory consumption was 108.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:13:37,265 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 789.09 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 910.3 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 107.62 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 148.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2685.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 108.6 MB). Peak memory consumption was 108.6 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...