./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.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_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/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 16c9592908552ccdc2bfc818c8c15f904921edda ........................................................................................................................................................................................................... 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_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/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 16c9592908552ccdc2bfc818c8c15f904921edda ............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:50:18,896 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:50:18,897 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:50:18,905 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:50:18,905 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:50:18,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:50:18,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:50:18,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:50:18,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:50:18,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:50:18,910 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:50:18,910 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:50:18,910 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:50:18,911 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:50:18,912 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:50:18,912 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:50:18,913 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:50:18,914 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:50:18,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:50:18,916 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:50:18,917 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:50:18,918 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:50:18,919 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:50:18,920 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:50:18,920 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:50:18,920 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:50:18,921 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:50:18,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:50:18,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:50:18,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:50:18,923 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:50:18,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:50:18,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:50:18,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:50:18,924 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:50:18,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:50:18,925 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 09:50:18,934 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:50:18,935 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:50:18,935 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:50:18,935 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:50:18,935 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:50:18,935 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:50:18,936 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 09:50:18,936 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:50:18,936 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 09:50:18,936 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 09:50:18,936 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:50:18,937 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:50:18,937 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:50:18,938 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:50:18,938 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:50:18,939 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 09:50:18,939 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 09:50:18,940 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_ecbb8e74-71ee-42bb-86e0-85baf9774c98/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 -> 16c9592908552ccdc2bfc818c8c15f904921edda [2018-11-10 09:50:18,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:50:18,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:50:18,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:50:18,972 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:50:18,972 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:50:18,972 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-11-10 09:50:19,008 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/eb4361652/737779b842ac441aa69bc7e763672c14/FLAG9649ad0df [2018-11-10 09:50:19,448 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:50:19,449 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-11-10 09:50:19,456 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/eb4361652/737779b842ac441aa69bc7e763672c14/FLAG9649ad0df [2018-11-10 09:50:19,464 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/eb4361652/737779b842ac441aa69bc7e763672c14 [2018-11-10 09:50:19,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:50:19,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:50:19,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:50:19,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:50:19,470 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:50:19,470 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2abdd8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19, skipping insertion in model container [2018-11-10 09:50:19,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:50:19,512 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:50:19,755 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:50:19,760 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:50:19,813 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:50:19,864 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:50:19,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19 WrapperNode [2018-11-10 09:50:19,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:50:19,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:50:19,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:50:19,865 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:50:19,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,941 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:50:19,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:50:19,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:50:19,961 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:50:19,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... [2018-11-10 09:50:19,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:50:19,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:50:19,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:50:19,987 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:50:19,988 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:50:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:50:20,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:50:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:50:20,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:50:20,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:50:20,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:50:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:50:20,041 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:50:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:50:20,041 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:50:20,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:50:20,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:50:20,042 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:50:20,908 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:50:20,943 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,943 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,947 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,948 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:20,948 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:50:20,951 INFO L168 Benchmark]: Toolchain (without parser) took 1484.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -53.4 MB). Peak memory consumption was 68.7 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:20,953 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:50:20,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.09 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 913.6 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:20,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:20,954 INFO L168 Benchmark]: Boogie Preprocessor took 25.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:20,955 INFO L168 Benchmark]: RCFGBuilder took 964.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:20,957 INFO L336 ainManager$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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 397.09 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 913.6 MB in the end (delta: 44.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 913.6 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.18 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 964.01 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: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 09:50:22,398 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 09:50:22,399 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 09:50:22,407 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 09:50:22,407 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 09:50:22,408 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 09:50:22,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 09:50:22,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 09:50:22,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 09:50:22,411 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 09:50:22,412 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 09:50:22,412 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 09:50:22,413 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 09:50:22,413 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 09:50:22,414 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 09:50:22,414 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 09:50:22,415 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 09:50:22,416 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 09:50:22,417 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 09:50:22,419 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 09:50:22,420 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 09:50:22,421 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 09:50:22,422 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 09:50:22,422 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 09:50:22,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 09:50:22,423 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 09:50:22,424 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 09:50:22,424 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 09:50:22,425 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 09:50:22,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 09:50:22,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 09:50:22,426 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 09:50:22,426 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 09:50:22,427 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 09:50:22,427 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 09:50:22,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 09:50:22,428 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 09:50:22,438 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 09:50:22,439 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 09:50:22,439 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 09:50:22,439 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 09:50:22,440 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 09:50:22,440 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 09:50:22,440 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 09:50:22,440 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 09:50:22,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 09:50:22,441 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 09:50:22,441 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 09:50:22,441 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 09:50:22,441 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 09:50:22,441 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 09:50:22,442 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 09:50:22,442 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:50:22,443 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 09:50:22,443 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 09:50:22,443 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_ecbb8e74-71ee-42bb-86e0-85baf9774c98/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 -> 16c9592908552ccdc2bfc818c8c15f904921edda [2018-11-10 09:50:22,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 09:50:22,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 09:50:22,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 09:50:22,484 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 09:50:22,485 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 09:50:22,485 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-11-10 09:50:22,520 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/e0fd4331e/d7d72837073b4106a8fc5ec30c02dbfa/FLAG9f98c2960 [2018-11-10 09:50:22,874 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 09:50:22,875 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/sv-benchmarks/c/pthread-wmm/rfi005_tso.opt_false-unreach-call.i [2018-11-10 09:50:22,885 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/e0fd4331e/d7d72837073b4106a8fc5ec30c02dbfa/FLAG9f98c2960 [2018-11-10 09:50:22,896 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/data/e0fd4331e/d7d72837073b4106a8fc5ec30c02dbfa [2018-11-10 09:50:22,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 09:50:22,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 09:50:22,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 09:50:22,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 09:50:22,904 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 09:50:22,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:50:22" (1/1) ... [2018-11-10 09:50:22,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:22, skipping insertion in model container [2018-11-10 09:50:22,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:50:22" (1/1) ... [2018-11-10 09:50:22,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 09:50:22,948 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 09:50:23,204 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:50:23,210 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 09:50:23,257 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 09:50:23,299 INFO L193 MainTranslator]: Completed translation [2018-11-10 09:50:23,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23 WrapperNode [2018-11-10 09:50:23,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 09:50:23,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 09:50:23,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 09:50:23,301 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 09:50:23,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 09:50:23,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 09:50:23,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 09:50:23,397 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 09:50:23,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... [2018-11-10 09:50:23,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 09:50:23,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 09:50:23,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 09:50:23,421 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 09:50:23,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:50:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ecbb8e74-71ee-42bb-86e0-85baf9774c98/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 09:50:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 09:50:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 09:50:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 09:50:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 09:50:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 09:50:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 09:50:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 09:50:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 09:50:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 09:50:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 09:50:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 09:50:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 09:50:23,457 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 09:50:24,180 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 09:50:24,216 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,217 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,219 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,219 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,221 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,221 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 09:50:24,222 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 09:50:24,224 INFO L168 Benchmark]: Toolchain (without parser) took 1324.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:24,226 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:50:24,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.92 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 902.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:24,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -226.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:24,229 INFO L168 Benchmark]: Boogie Preprocessor took 24.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 09:50:24,230 INFO L168 Benchmark]: RCFGBuilder took 802.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 100.1 MB). Peak memory consumption was 100.1 MB. Max. memory is 11.5 GB. [2018-11-10 09:50:24,232 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 398.92 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 902.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 902.5 MB in the beginning and 1.1 GB in the end (delta: -226.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.48 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 802.51 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: 100.1 MB). Peak memory consumption was 100.1 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...