./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 18448c0de8f32bc9bc0b08241b2603069eb5a4b1 ........................................................................................................................................................................................................ 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_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 18448c0de8f32bc9bc0b08241b2603069eb5a4b1 ................................................................................................................................................................................................................ 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 08:56:13,719 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:56:13,720 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:56:13,726 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:56:13,727 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:56:13,727 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:56:13,728 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:56:13,729 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:56:13,730 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:56:13,731 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:56:13,731 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:56:13,731 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:56:13,732 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:56:13,733 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:56:13,734 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:56:13,734 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:56:13,735 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:56:13,736 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:56:13,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:56:13,738 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:56:13,739 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:56:13,740 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:56:13,741 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:56:13,742 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:56:13,742 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:56:13,742 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:56:13,743 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:56:13,743 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:56:13,744 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:56:13,745 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:56:13,745 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:56:13,746 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:56:13,746 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:56:13,746 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:56:13,746 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:56:13,747 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:56:13,747 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 08:56:13,756 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:56:13,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:56:13,757 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:56:13,757 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:56:13,757 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:56:13,757 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:56:13,757 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 08:56:13,757 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:56:13,757 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 08:56:13,758 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 08:56:13,758 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:56:13,758 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:56:13,758 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:56:13,758 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:56:13,759 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:56:13,760 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:56:13,760 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:56:13,760 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:56:13,761 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 08:56:13,761 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:56:13,761 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:56:13,761 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 08:56:13,761 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_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 -> 18448c0de8f32bc9bc0b08241b2603069eb5a4b1 [2018-11-10 08:56:13,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:56:13,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:56:13,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:56:13,795 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:56:13,795 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:56:13,796 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i [2018-11-10 08:56:13,840 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/a7805fcc9/48c6a3200e794c98bd249e51ee253aa5/FLAG67a20e66d [2018-11-10 08:56:14,231 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:56:14,231 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i [2018-11-10 08:56:14,239 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/a7805fcc9/48c6a3200e794c98bd249e51ee253aa5/FLAG67a20e66d [2018-11-10 08:56:14,248 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/a7805fcc9/48c6a3200e794c98bd249e51ee253aa5 [2018-11-10 08:56:14,250 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:56:14,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:56:14,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:56:14,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:56:14,255 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:56:14,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be916e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14, skipping insertion in model container [2018-11-10 08:56:14,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:56:14,292 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:56:14,508 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:56:14,512 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:56:14,549 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:56:14,590 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:56:14,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14 WrapperNode [2018-11-10 08:56:14,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:56:14,591 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:56:14,591 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:56:14,591 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:56:14,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:56:14,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:56:14,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:56:14,678 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:56:14,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... [2018-11-10 08:56:14,707 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:56:14,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:56:14,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:56:14,707 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:56:14,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 08:56:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:56:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:56:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:56:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:56:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:56:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:56:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:56:14,750 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:56:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:56:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:56:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:56:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:56:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:56:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:56:14,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:56:14,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:56:14,752 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 08:56:15,349 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:56:15,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,380 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,381 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,381 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,382 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,382 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,389 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,390 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,391 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,391 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:15,392 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:56:15,398 INFO L168 Benchmark]: Toolchain (without parser) took 1146.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -124.0 MB). Peak memory consumption was 50.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:15,399 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:56:15,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 338.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 911.5 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:15,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 911.5 MB in the beginning and 1.2 GB in the end (delta: -253.6 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:15,400 INFO L168 Benchmark]: Boogie Preprocessor took 29.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:56:15,401 INFO L168 Benchmark]: RCFGBuilder took 689.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:15,403 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 338.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 911.5 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 86.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 911.5 MB in the beginning and 1.2 GB in the end (delta: -253.6 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 689.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.6 MB). Peak memory consumption was 86.6 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 08:56:16,831 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:56:16,832 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:56:16,841 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:56:16,841 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:56:16,841 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:56:16,842 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:56:16,843 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:56:16,845 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:56:16,845 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:56:16,846 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:56:16,846 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:56:16,847 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:56:16,847 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:56:16,848 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:56:16,849 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:56:16,849 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:56:16,850 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:56:16,851 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:56:16,854 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:56:16,854 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:56:16,855 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:56:16,857 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:56:16,857 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:56:16,858 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:56:16,858 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:56:16,859 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:56:16,859 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:56:16,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:56:16,861 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:56:16,861 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:56:16,861 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:56:16,861 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:56:16,861 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:56:16,862 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:56:16,862 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:56:16,863 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 08:56:16,874 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:56:16,874 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:56:16,874 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:56:16,875 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 08:56:16,875 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 08:56:16,875 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 08:56:16,875 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 08:56:16,875 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 08:56:16,876 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:56:16,876 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:56:16,876 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:56:16,876 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:56:16,876 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:56:16,876 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:56:16,877 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:56:16,877 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 08:56:16,878 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:56:16,878 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:56:16,879 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 08:56:16,879 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:56:16,879 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 08:56:16,879 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 08:56:16,879 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_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 -> 18448c0de8f32bc9bc0b08241b2603069eb5a4b1 [2018-11-10 08:56:16,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:56:16,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:56:16,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:56:16,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:56:16,925 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:56:16,926 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i [2018-11-10 08:56:16,965 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/c410c5a58/b71dd2668b3045b7a759cdb031f2d113/FLAG892dc67a8 [2018-11-10 08:56:17,390 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:56:17,391 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/sv-benchmarks/c/pthread-wmm/mix026_pso.opt_false-unreach-call.i [2018-11-10 08:56:17,400 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/c410c5a58/b71dd2668b3045b7a759cdb031f2d113/FLAG892dc67a8 [2018-11-10 08:56:17,409 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/bin-2019/utaipan/data/c410c5a58/b71dd2668b3045b7a759cdb031f2d113 [2018-11-10 08:56:17,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:56:17,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:56:17,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:56:17,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:56:17,416 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:56:17,416 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,418 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 08:56:17, skipping insertion in model container [2018-11-10 08:56:17,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,425 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:56:17,457 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:56:17,695 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:56:17,701 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:56:17,753 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:56:17,810 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:56:17,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17 WrapperNode [2018-11-10 08:56:17,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:56:17,812 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:56:17,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:56:17,812 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:56:17,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:56:17,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:56:17,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:56:17,894 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:56:17,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,915 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... [2018-11-10 08:56:17,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:56:17,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:56:17,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:56:17,923 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:56:17,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:56:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6ab2dce0-2c9c-4f99-b798-0a92768b3d23/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 08:56:17,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 08:56:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 08:56:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 08:56:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 08:56:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 08:56:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 08:56:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 08:56:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 08:56:17,959 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 08:56:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 08:56:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 08:56:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 08:56:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 08:56:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 08:56:17,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:56:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:56:17,961 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 08:56:18,525 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:56:18,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,556 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,557 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,557 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,558 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,560 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,562 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,562 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 08:56:18,562 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 08:56:18,565 INFO L168 Benchmark]: Toolchain (without parser) took 1152.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 945.5 MB in the beginning and 1.0 GB in the end (delta: -65.0 MB). Peak memory consumption was 47.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:18,566 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:56:18,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.44 ms. Allocated memory is still 1.0 GB. Free memory was 945.5 MB in the beginning and 907.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:18,567 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:18,567 INFO L168 Benchmark]: Boogie Preprocessor took 28.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:56:18,568 INFO L168 Benchmark]: RCFGBuilder took 641.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:56:18,570 INFO L336 ainManager$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 397.44 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 82.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 907.9 MB in the beginning and 1.1 GB in the end (delta: -190.5 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.91 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 641.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 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...