./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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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 [2018-10-27 05:11:11,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:11,973 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:11,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:11,984 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:11,985 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:11,987 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:11,988 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:11,990 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:11,991 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:11,992 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:11,992 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:11,993 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:11,994 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:11,995 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:11,996 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:11,997 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:11,998 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:12,000 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:12,002 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:12,003 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:12,004 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:12,006 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:12,007 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:12,007 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:12,008 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:12,009 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:12,010 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:12,010 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:12,011 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:12,012 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:12,012 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:12,013 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:12,013 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:12,015 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:12,016 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:12,016 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:12,030 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:12,030 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:12,031 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:12,031 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:12,032 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:12,032 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:12,032 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:12,032 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:12,032 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:12,033 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:12,033 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:12,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:12,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:12,035 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:12,035 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:12,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:12,037 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:12,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:12,037 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:12,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:12,037 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:12,038 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:12,038 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:12,038 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:12,038 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:12,038 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:12,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:12,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:12,039 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:12,039 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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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 [2018-10-27 05:11:12,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:12,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:12,107 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:12,108 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:12,109 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:12,109 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-10-27 05:11:12,163 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/5ff21aa1d/8dbc101201974723abdea9991b661280/FLAG50c4e9c63 [2018-10-27 05:11:12,676 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:12,676 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-10-27 05:11:12,695 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/5ff21aa1d/8dbc101201974723abdea9991b661280/FLAG50c4e9c63 [2018-10-27 05:11:12,715 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/5ff21aa1d/8dbc101201974723abdea9991b661280 [2018-10-27 05:11:12,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:12,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:12,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:12,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:12,725 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:12,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:12" (1/1) ... [2018-10-27 05:11:12,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e653c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:12, skipping insertion in model container [2018-10-27 05:11:12,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:12" (1/1) ... [2018-10-27 05:11:12,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:12,805 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:13,259 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:13,273 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:13,398 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:13,460 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:13,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13 WrapperNode [2018-10-27 05:11:13,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:13,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:13,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:13,463 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:13,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:13,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:13,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:13,636 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:13,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... [2018-10-27 05:11:13,711 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:13,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:13,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:13,712 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:13,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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 05:11:13,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:13,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:13,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:13,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:13,787 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:13,787 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:13,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:13,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:13,789 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 05:11:16,705 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:16,776 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,777 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,779 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,780 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,787 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,787 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,792 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,793 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,795 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,795 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,796 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:16,800 INFO L168 Benchmark]: Toolchain (without parser) took 4080.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 955.0 MB in the beginning and 1.0 GB in the end (delta: -78.6 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,801 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:16,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.97 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -228.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,805 INFO L168 Benchmark]: Boogie Preprocessor took 75.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,806 INFO L168 Benchmark]: RCFGBuilder took 3087.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 109.4 MB). Peak memory consumption was 109.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,812 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 740.97 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 917.4 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 173.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -228.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.42 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 3087.52 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: 109.4 MB). Peak memory consumption was 109.4 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 05:11:18,999 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:19,000 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:19,012 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:19,013 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:19,014 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:19,018 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:19,020 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:19,022 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:19,023 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:19,024 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:19,024 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:19,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:19,030 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:19,039 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:19,039 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:19,040 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:19,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:19,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:19,045 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:19,051 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:19,052 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:19,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:19,059 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:19,059 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:19,060 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:19,061 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:19,062 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:19,063 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:19,064 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:19,064 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:19,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:19,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:19,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:19,071 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:19,072 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:19,073 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:19,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:19,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:19,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:19,098 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:19,099 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:19,099 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:19,099 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:19,099 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:19,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:19,100 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:19,100 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:19,100 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:19,100 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:19,101 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:19,102 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:19,102 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:19,102 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:19,102 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:19,102 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:19,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:19,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:19,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:19,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:19,103 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:19,103 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:19,104 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:19,104 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:19,104 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_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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 [2018-10-27 05:11:19,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:19,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:19,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:19,173 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:19,173 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:19,174 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-10-27 05:11:19,235 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/fbe1a7787/8417ca9eae13488c9d2dc237aded2758/FLAG3c61922e1 [2018-10-27 05:11:19,757 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:19,758 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/sv-benchmarks/c/pthread-wmm/safe032_pso.opt_false-unreach-call.i [2018-10-27 05:11:19,775 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/fbe1a7787/8417ca9eae13488c9d2dc237aded2758/FLAG3c61922e1 [2018-10-27 05:11:19,790 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/bin-2019/utaipan/data/fbe1a7787/8417ca9eae13488c9d2dc237aded2758 [2018-10-27 05:11:19,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:19,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:19,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:19,797 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:19,801 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:19,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41dcc8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19, skipping insertion in model container [2018-10-27 05:11:19,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:19,869 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:20,383 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:20,396 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:20,488 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:20,577 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:20,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20 WrapperNode [2018-10-27 05:11:20,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:20,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:20,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:20,580 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:20,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:20,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:20,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:20,763 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:20,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:20,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:20,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:20,834 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:20,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3d54c57c-1270-4c80-b77d-93eaa95f01ff/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 05:11:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:20,923 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 05:11:23,637 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:23,697 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,698 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,701 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,701 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,703 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,703 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,708 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,708 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,709 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,710 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:23,711 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:23,714 INFO L168 Benchmark]: Toolchain (without parser) took 3919.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -90.9 MB). Peak memory consumption was 73.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:23,716 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:23,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 781.95 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:23,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 909.0 MB in the beginning and 1.1 GB in the end (delta: -239.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:23,718 INFO L168 Benchmark]: Boogie Preprocessor took 70.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:23,718 INFO L168 Benchmark]: RCFGBuilder took 2880.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 111.3 MB). Peak memory consumption was 111.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:23,722 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 781.95 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 909.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 183.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 909.0 MB in the beginning and 1.1 GB in the end (delta: -239.8 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2880.10 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: 111.3 MB). Peak memory consumption was 111.3 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...