./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe001_power.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_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/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 12646814ba5be10524ab26751c468ef70f1da4d5 ........................................................................................................................................................................................................... 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_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/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 12646814ba5be10524ab26751c468ef70f1da4d5 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:50,709 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:50,711 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:50,720 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:50,721 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:50,722 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:50,723 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:50,725 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:50,727 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:50,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:50,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:50,729 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:50,730 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:50,731 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:50,732 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:50,733 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:50,734 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:50,736 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:50,738 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:50,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:50,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:50,742 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:50,744 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:50,744 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:50,744 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:50,745 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:50,746 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:50,747 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:50,748 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:50,749 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:50,749 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:50,750 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:50,751 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:50,751 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:50,752 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:50,752 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:50,753 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:50,765 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:50,765 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:50,766 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:50,766 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:50,766 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:50,767 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:50,767 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:50,767 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:50,767 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:50,767 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:50,767 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:50,768 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:50,768 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:50,768 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:50,769 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:50,769 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:50,769 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:50,769 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:50,771 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:50,771 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:50,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:50,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:50,772 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:50,772 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:50,772 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:50,772 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:50,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:50,772 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:50,773 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:50,774 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_03652fe9-5ce3-45dd-a8b3-e70484e692eb/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 -> 12646814ba5be10524ab26751c468ef70f1da4d5 [2018-10-27 05:11:50,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:50,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:50,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:50,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:50,818 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:50,819 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i [2018-10-27 05:11:50,866 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/458e1abe4/5c3d69333fdd4beab4e833607408492d/FLAGa4682cddb [2018-10-27 05:11:51,317 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:51,318 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i [2018-10-27 05:11:51,343 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/458e1abe4/5c3d69333fdd4beab4e833607408492d/FLAGa4682cddb [2018-10-27 05:11:51,358 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/458e1abe4/5c3d69333fdd4beab4e833607408492d [2018-10-27 05:11:51,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:51,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:51,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:51,367 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:51,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ebf8acf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51, skipping insertion in model container [2018-10-27 05:11:51,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:51,421 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:51,730 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:51,734 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:51,791 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:51,848 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:51,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51 WrapperNode [2018-10-27 05:11:51,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:51,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:51,850 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:51,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:52,011 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:52,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,023 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:52,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,056 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:52,056 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:52,057 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:52,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:52,116 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:52,116 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:52,117 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:52,117 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:52,119 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:52,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:52,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:52,121 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:53,651 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:53,692 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,692 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,693 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,693 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,695 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,695 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:53,696 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:53,700 INFO L168 Benchmark]: Toolchain (without parser) took 2338.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -117.6 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,701 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:53,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.13 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 916.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -236.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,703 INFO L168 Benchmark]: Boogie Preprocessor took 45.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,703 INFO L168 Benchmark]: RCFGBuilder took 1643.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:53,709 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 486.13 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 916.2 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 160.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 916.2 MB in the beginning and 1.2 GB in the end (delta: -236.7 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.21 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1643.15 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: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:55,736 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:55,737 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:55,748 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:55,748 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:55,749 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:55,750 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:55,751 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:55,752 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:55,753 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:55,754 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:55,754 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:55,755 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:55,755 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:55,756 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:55,757 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:55,757 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:55,759 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:55,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:55,761 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:55,762 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:55,763 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:55,765 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:55,765 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:55,766 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:55,766 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:55,767 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:55,768 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:55,769 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:55,770 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:55,770 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:55,770 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:55,770 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:55,771 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:55,771 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:55,772 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:55,772 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:55,783 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:55,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:55,784 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:55,784 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:55,784 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:55,785 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:55,785 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:55,785 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:55,785 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:55,785 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:55,786 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:55,787 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:55,787 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:55,788 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:55,788 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:55,788 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_03652fe9-5ce3-45dd-a8b3-e70484e692eb/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 -> 12646814ba5be10524ab26751c468ef70f1da4d5 [2018-10-27 05:11:55,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:55,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:55,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:55,837 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:55,837 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:55,838 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i [2018-10-27 05:11:55,887 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/c49a17a8b/b8c0eb71f6464b04937187f5da18d435/FLAG55bb09848 [2018-10-27 05:11:56,328 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:56,329 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/sv-benchmarks/c/pthread-wmm/safe001_power.opt_false-unreach-call.i [2018-10-27 05:11:56,342 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/c49a17a8b/b8c0eb71f6464b04937187f5da18d435/FLAG55bb09848 [2018-10-27 05:11:56,355 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/data/c49a17a8b/b8c0eb71f6464b04937187f5da18d435 [2018-10-27 05:11:56,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:56,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:56,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:56,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:56,365 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:56,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c597f6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56, skipping insertion in model container [2018-10-27 05:11:56,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:56,420 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:56,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:56,795 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:56,859 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:56,918 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:56,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56 WrapperNode [2018-10-27 05:11:56,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:56,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:56,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:56,920 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:56,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:56,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:56,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:56,975 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:56,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,988 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:56,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:57,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:57,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... [2018-10-27 05:11:57,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:57,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:57,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:57,090 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:57,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03652fe9-5ce3-45dd-a8b3-e70484e692eb/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:57,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:57,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:57,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:57,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:57,153 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:57,153 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:57,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:57,154 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:57,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:57,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:57,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:57,155 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:58,904 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:58,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,945 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,946 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,947 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,948 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,948 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:58,949 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:58,952 INFO L168 Benchmark]: Toolchain (without parser) took 2593.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -117.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:58,956 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:58,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.62 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:58,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.03 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:58,957 INFO L168 Benchmark]: Boogie Preprocessor took 114.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -233.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:58,958 INFO L168 Benchmark]: RCFGBuilder took 1861.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 78.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:58,962 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 558.62 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.03 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 114.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 910.3 MB in the beginning and 1.1 GB in the end (delta: -233.9 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1861.50 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: 78.6 MB). Peak memory consumption was 78.6 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...