./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_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_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 5c71e67f96d40d7d2b499f7bf53c3ebed7f6605b .............................................................................................................................................................................................................. 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_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 5c71e67f96d40d7d2b499f7bf53c3ebed7f6605b ....................................................................................................................................................................................................................... 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 03:32:06,698 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:32:06,699 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:32:06,705 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:32:06,705 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:32:06,705 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:32:06,706 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:32:06,707 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:32:06,708 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:32:06,709 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:32:06,710 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:32:06,710 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:32:06,710 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:32:06,711 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:32:06,711 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:32:06,712 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:32:06,712 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:32:06,713 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:32:06,714 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:32:06,715 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:32:06,715 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:32:06,716 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:32:06,717 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:32:06,717 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:32:06,717 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:32:06,718 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:32:06,718 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:32:06,719 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:32:06,719 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:32:06,720 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:32:06,720 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:32:06,721 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:32:06,721 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:32:06,721 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:32:06,721 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:32:06,722 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:32:06,722 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 03:32:06,729 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:32:06,729 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:32:06,730 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:32:06,730 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:32:06,730 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:32:06,730 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:32:06,731 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 03:32:06,731 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:32:06,731 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 03:32:06,731 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 03:32:06,731 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:32:06,732 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:32:06,732 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:32:06,733 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:32:06,733 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:32:06,734 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:32:06,734 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 03:32:06,735 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_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 -> 5c71e67f96d40d7d2b499f7bf53c3ebed7f6605b [2018-11-10 03:32:06,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:32:06,766 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:32:06,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:32:06,769 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:32:06,770 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:32:06,770 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-11-10 03:32:06,813 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/f6c16596f/9468a36007fc45058eab86147a24f4d8/FLAG016f3cc3f [2018-11-10 03:32:07,274 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:32:07,275 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-11-10 03:32:07,285 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/f6c16596f/9468a36007fc45058eab86147a24f4d8/FLAG016f3cc3f [2018-11-10 03:32:07,295 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/f6c16596f/9468a36007fc45058eab86147a24f4d8 [2018-11-10 03:32:07,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:32:07,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:32:07,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:32:07,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:32:07,301 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:32:07,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f18886d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07, skipping insertion in model container [2018-11-10 03:32:07,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:32:07,349 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:32:07,592 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:32:07,595 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:32:07,641 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:32:07,729 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:32:07,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07 WrapperNode [2018-11-10 03:32:07,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:32:07,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:32:07,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:32:07,730 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:32:07,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,747 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:32:07,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:32:07,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:32:07,769 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:32:07,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... [2018-11-10 03:32:07,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:32:07,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:32:07,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:32:07,800 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:32:07,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 03:32:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 03:32:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 03:32:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:32:07,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:32:07,844 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:32:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:32:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 03:32:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 03:32:07,845 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 03:32:07,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 03:32:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 03:32:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 03:32:07,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:32:07,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:32:07,847 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 03:32:08,689 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:32:08,727 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,728 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,730 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,731 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,734 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,735 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,735 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:08,736 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:32:08,738 INFO L168 Benchmark]: Toolchain (without parser) took 1441.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -61.3 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:08,740 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:32:08,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 431.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:08,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:08,741 INFO L168 Benchmark]: Boogie Preprocessor took 31.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:08,742 INFO L168 Benchmark]: RCFGBuilder took 937.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 115.8 MB). Peak memory consumption was 115.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:08,744 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 431.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -185.1 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.54 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 937.52 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: 115.8 MB). Peak memory consumption was 115.8 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 03:32:10,135 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:32:10,136 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:32:10,143 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:32:10,143 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:32:10,144 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:32:10,144 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:32:10,145 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:32:10,146 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:32:10,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:32:10,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:32:10,148 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:32:10,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:32:10,149 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:32:10,150 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:32:10,151 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:32:10,151 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:32:10,153 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:32:10,154 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:32:10,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:32:10,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:32:10,157 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:32:10,159 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:32:10,159 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:32:10,159 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:32:10,160 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:32:10,161 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:32:10,161 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:32:10,162 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:32:10,162 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:32:10,163 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:32:10,163 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:32:10,163 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:32:10,164 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:32:10,164 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:32:10,165 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:32:10,165 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 03:32:10,175 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:32:10,176 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:32:10,176 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:32:10,176 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 03:32:10,177 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 03:32:10,177 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 03:32:10,177 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 03:32:10,177 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 03:32:10,177 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 03:32:10,178 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:32:10,179 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:32:10,179 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:32:10,179 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:32:10,179 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 03:32:10,179 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:32:10,179 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 03:32:10,181 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:32:10,181 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 03:32:10,182 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 03:32:10,182 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_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 -> 5c71e67f96d40d7d2b499f7bf53c3ebed7f6605b [2018-11-10 03:32:10,209 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:32:10,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:32:10,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:32:10,219 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:32:10,219 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:32:10,220 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-11-10 03:32:10,253 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/91cbe0934/508c4243e7ed4af08f84efa69d64c8a9/FLAG391df10bf [2018-11-10 03:32:10,691 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:32:10,692 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-11-10 03:32:10,701 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/91cbe0934/508c4243e7ed4af08f84efa69d64c8a9/FLAG391df10bf [2018-11-10 03:32:10,710 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/bin-2019/utaipan/data/91cbe0934/508c4243e7ed4af08f84efa69d64c8a9 [2018-11-10 03:32:10,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:32:10,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:32:10,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:32:10,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:32:10,716 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:32:10,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:32:10" (1/1) ... [2018-11-10 03:32:10,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:10, skipping insertion in model container [2018-11-10 03:32:10,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:32:10" (1/1) ... [2018-11-10 03:32:10,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:32:10,756 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:32:11,000 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:32:11,005 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:32:11,052 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:32:11,094 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:32:11,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11 WrapperNode [2018-11-10 03:32:11,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:32:11,095 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:32:11,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:32:11,095 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:32:11,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:32:11,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:32:11,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:32:11,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:32:11,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,218 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... [2018-11-10 03:32:11,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:32:11,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:32:11,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:32:11,224 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:32:11,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:32:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5e98e2da-0492-4976-ad9c-28c8669cd73c/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 03:32:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 03:32:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 03:32:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 03:32:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 03:32:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 03:32:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 03:32:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 03:32:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 03:32:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 03:32:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 03:32:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 03:32:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 03:32:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:32:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:32:11,259 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 03:32:12,070 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:32:12,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,105 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,106 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,108 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,108 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,110 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,110 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,111 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,111 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 03:32:12,112 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 03:32:12,116 INFO L168 Benchmark]: Toolchain (without parser) took 1403.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 945.4 MB in the beginning and 979.7 MB in the end (delta: -34.3 MB). Peak memory consumption was 82.1 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:12,118 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:32:12,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.67 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 902.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:12,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -199.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:12,119 INFO L168 Benchmark]: Boogie Preprocessor took 35.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:32:12,119 INFO L168 Benchmark]: RCFGBuilder took 892.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.7 MB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 MB. Max. memory is 11.5 GB. [2018-11-10 03:32:12,122 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 380.67 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 902.5 MB in the end (delta: 42.9 MB). Peak memory consumption was 42.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 92.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -199.9 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 892.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.7 MB in the end (delta: 122.6 MB). Peak memory consumption was 122.6 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...