./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/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 fff021130e6bee532de0cc0f091d568b25cdcdab ...................................................................................................................................................................................................... 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_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/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 fff021130e6bee532de0cc0f091d568b25cdcdab ........................................................................................................................................................................................................ 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 07:54:14,041 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:54:14,042 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:54:14,049 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:54:14,049 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:54:14,050 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:54:14,051 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:54:14,052 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:54:14,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:54:14,054 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:54:14,054 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:54:14,054 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:54:14,055 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:54:14,056 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:54:14,057 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:54:14,057 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:54:14,058 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:54:14,060 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:54:14,061 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:54:14,062 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:54:14,063 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:54:14,064 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:54:14,065 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:54:14,066 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:54:14,066 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:54:14,066 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:54:14,068 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:54:14,068 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:54:14,069 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:54:14,069 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:54:14,070 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:54:14,070 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:54:14,070 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:54:14,070 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:54:14,071 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:54:14,072 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:54:14,072 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:54:14,082 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:54:14,082 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:54:14,083 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:54:14,083 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:54:14,083 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:54:14,083 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:54:14,083 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:54:14,084 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:54:14,084 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:54:14,084 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:54:14,084 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:54:14,084 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:54:14,085 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:54:14,086 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:54:14,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:54:14,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:54:14,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:54:14,087 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:54:14,088 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:54:14,088 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:54:14,088 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:54:14,088 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:54:14,088 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:54:14,088 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_77fd739d-d208-4a43-97d6-037579151198/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 -> fff021130e6bee532de0cc0f091d568b25cdcdab [2018-11-10 07:54:14,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:54:14,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:54:14,119 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:54:14,119 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:54:14,120 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:54:14,120 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i [2018-11-10 07:54:14,160 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/5a0085cc1/f50aa81a8e7f4bdeb65a9bf8c7f7c1e9/FLAG948d1b072 [2018-11-10 07:54:14,498 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:54:14,499 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i [2018-11-10 07:54:14,507 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/5a0085cc1/f50aa81a8e7f4bdeb65a9bf8c7f7c1e9/FLAG948d1b072 [2018-11-10 07:54:14,517 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/5a0085cc1/f50aa81a8e7f4bdeb65a9bf8c7f7c1e9 [2018-11-10 07:54:14,519 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:54:14,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:54:14,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:14,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:54:14,522 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:54:14,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,524 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 07:54:14, skipping insertion in model container [2018-11-10 07:54:14,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:54:14,563 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:54:14,776 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:14,781 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:54:14,823 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:14,866 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:54:14,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14 WrapperNode [2018-11-10 07:54:14,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:14,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:14,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:54:14,868 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:54:14,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:14,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:54:14,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:54:14,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:54:14,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... [2018-11-10 07:54:14,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:54:14,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:54:14,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:54:14,977 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:54:14,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/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 07:54:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:54:15,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:54:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:54:15,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:54:15,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:54:15,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:54:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:54:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:54:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:54:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:54:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:54:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:54:15,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:54:15,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:54:15,030 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 07:54:15,725 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:54:15,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:15,757 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:15,758 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:54:15,761 INFO L168 Benchmark]: Toolchain (without parser) took 1241.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -82.9 MB). Peak memory consumption was 51.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:15,762 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:54:15,763 INFO L168 Benchmark]: CACSL2BoogieTranslator took 347.12 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:15,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -208.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:15,766 INFO L168 Benchmark]: Boogie Preprocessor took 26.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:15,766 INFO L168 Benchmark]: RCFGBuilder took 783.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 84.5 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:15,769 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 347.12 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 919.0 MB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -208.7 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.86 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 783.07 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: 84.5 MB). Peak memory consumption was 84.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:54:17,198 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:54:17,200 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:54:17,209 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:54:17,209 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:54:17,210 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:54:17,211 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:54:17,212 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:54:17,213 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:54:17,214 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:54:17,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:54:17,215 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:54:17,215 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:54:17,216 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:54:17,217 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:54:17,218 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:54:17,218 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:54:17,220 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:54:17,221 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:54:17,222 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:54:17,223 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:54:17,224 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:54:17,226 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:54:17,226 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:54:17,226 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:54:17,227 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:54:17,228 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:54:17,229 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:54:17,229 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:54:17,230 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:54:17,230 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:54:17,230 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:54:17,231 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:54:17,231 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:54:17,232 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:54:17,233 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:54:17,233 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:54:17,244 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:54:17,244 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:54:17,245 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:54:17,245 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:54:17,245 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:54:17,245 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:54:17,245 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:54:17,245 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:54:17,246 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:54:17,246 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:54:17,246 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:54:17,246 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:54:17,247 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:54:17,247 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:54:17,247 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:54:17,247 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:54:17,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:54:17,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:54:17,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:54:17,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:54:17,251 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:54:17,251 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:54:17,251 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_77fd739d-d208-4a43-97d6-037579151198/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 -> fff021130e6bee532de0cc0f091d568b25cdcdab [2018-11-10 07:54:17,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:54:17,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:54:17,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:54:17,294 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:54:17,294 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:54:17,295 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i [2018-11-10 07:54:17,335 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/81db9921f/d7063f322d2a40fe80dbdc2514a33a17/FLAG4a73070dd [2018-11-10 07:54:17,715 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:54:17,716 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/sv-benchmarks/c/pthread-wmm/mix015_tso.oepc_false-unreach-call.i [2018-11-10 07:54:17,726 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/81db9921f/d7063f322d2a40fe80dbdc2514a33a17/FLAG4a73070dd [2018-11-10 07:54:17,735 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/bin-2019/utaipan/data/81db9921f/d7063f322d2a40fe80dbdc2514a33a17 [2018-11-10 07:54:17,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:54:17,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:54:17,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:17,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:54:17,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:54:17,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:17" (1/1) ... [2018-11-10 07:54:17,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:17, skipping insertion in model container [2018-11-10 07:54:17,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:54:17" (1/1) ... [2018-11-10 07:54:17,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:54:17,781 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:54:18,020 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:18,026 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:54:18,071 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:54:18,113 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:54:18,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18 WrapperNode [2018-11-10 07:54:18,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:54:18,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:18,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:54:18,115 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:54:18,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:54:18,201 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:54:18,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:54:18,201 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:54:18,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... [2018-11-10 07:54:18,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:54:18,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:54:18,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:54:18,231 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:54:18,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:54:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd739d-d208-4a43-97d6-037579151198/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 07:54:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:54:18,266 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:54:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:54:18,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:54:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:54:18,266 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:54:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:54:18,266 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:54:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:54:18,267 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:54:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:54:18,267 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:54:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:54:18,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:54:18,269 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 07:54:18,881 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:54:18,913 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:18,913 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:54:18,914 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:54:18,917 INFO L168 Benchmark]: Toolchain (without parser) took 1179.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -80.9 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:18,918 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:54:18,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.37 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:18,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:18,921 INFO L168 Benchmark]: Boogie Preprocessor took 29.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:18,921 INFO L168 Benchmark]: RCFGBuilder took 685.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.6 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:54:18,923 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.37 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 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 85.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 685.95 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: 82.6 MB). Peak memory consumption was 82.6 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...