./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 056e62b4f4e8404712c821575b3e2de7f38fb77b ............................................................................................................................................................................................................. 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_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 056e62b4f4e8404712c821575b3e2de7f38fb77b ......................................................................................................................................................................................................... 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 05:11:03,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:03,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:03,616 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:03,618 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:03,619 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:03,621 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:03,624 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:03,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:03,627 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:03,628 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:03,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:03,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:03,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:03,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:03,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:03,633 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:03,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:03,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:03,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:03,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:03,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:03,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:03,643 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:03,643 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:03,644 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:03,651 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:03,652 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:03,653 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:03,654 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:03,654 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:03,654 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:03,655 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:03,655 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:03,656 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:03,656 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:03,659 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:03,675 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:03,677 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:03,678 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:03,679 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:03,679 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:03,679 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:03,680 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:03,680 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:03,680 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:03,680 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:03,681 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:03,682 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:03,683 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:03,684 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:03,684 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:03,684 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:03,684 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:03,684 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:03,684 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:03,685 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:03,685 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:03,686 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:03,686 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:03,686 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:03,686 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_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 -> 056e62b4f4e8404712c821575b3e2de7f38fb77b [2018-10-27 05:11:03,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:03,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:03,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:03,734 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:03,735 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:03,735 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-10-27 05:11:03,782 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/7f4396d6a/9dea84a40b2f4c689520bdda9330859b/FLAGa41947ba7 [2018-10-27 05:11:04,211 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:04,211 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-10-27 05:11:04,228 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/7f4396d6a/9dea84a40b2f4c689520bdda9330859b/FLAGa41947ba7 [2018-10-27 05:11:04,241 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/7f4396d6a/9dea84a40b2f4c689520bdda9330859b [2018-10-27 05:11:04,244 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:04,245 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:04,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:04,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:04,249 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:04,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186a175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04, skipping insertion in model container [2018-10-27 05:11:04,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:04,305 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:04,645 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:04,651 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:04,715 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:04,785 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:04,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04 WrapperNode [2018-10-27 05:11:04,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:04,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:04,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:04,787 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:04,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:04,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:04,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:04,904 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:04,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... [2018-10-27 05:11:04,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:04,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:04,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:04,936 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:04,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 05:11:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:04,987 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:04,987 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:04,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:04,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:04,989 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 05:11:06,771 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:06,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:06,832 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:06,833 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:06,838 INFO L168 Benchmark]: Toolchain (without parser) took 2593.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -108.6 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:06,839 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:06,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:06,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 117.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 916.9 MB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:06,843 INFO L168 Benchmark]: Boogie Preprocessor took 31.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:06,844 INFO L168 Benchmark]: RCFGBuilder took 1901.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 87.2 MB). Peak memory consumption was 87.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:06,847 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.18 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 916.9 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 117.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 916.9 MB in the beginning and 1.2 GB in the end (delta: -234.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.61 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1901.40 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: 87.2 MB). Peak memory consumption was 87.2 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 05:11:08,650 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:08,651 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:08,664 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:08,664 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:08,670 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:08,671 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:08,672 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:08,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:08,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:08,675 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:08,675 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:08,675 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:08,676 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:08,681 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:08,681 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:08,682 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:08,686 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:08,687 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:08,688 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:08,689 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:08,690 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:08,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:08,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:08,692 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:08,696 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:08,697 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:08,698 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:08,698 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:08,699 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:08,699 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:08,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:08,700 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:08,700 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:08,704 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:08,705 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:08,705 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:08,722 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:08,723 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:08,723 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:08,724 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:08,724 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:08,724 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:08,724 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:08,724 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:08,725 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:08,725 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:08,725 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:08,725 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:08,725 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:08,725 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:08,726 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:08,726 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:08,727 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:08,727 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:08,727 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:08,727 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:08,727 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:08,727 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:08,728 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:08,728 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:08,728 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:08,728 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:08,728 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:08,728 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_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 -> 056e62b4f4e8404712c821575b3e2de7f38fb77b [2018-10-27 05:11:08,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:08,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:08,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:08,778 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:08,778 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:08,778 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-10-27 05:11:08,823 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/ef8090a13/5accc2ece614470e81f43b3c55d46c6d/FLAGc4849e3a6 [2018-10-27 05:11:09,268 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:09,268 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/sv-benchmarks/c/pthread-wmm/mix026_power.oepc_false-unreach-call.i [2018-10-27 05:11:09,280 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/ef8090a13/5accc2ece614470e81f43b3c55d46c6d/FLAGc4849e3a6 [2018-10-27 05:11:09,291 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/bin-2019/utaipan/data/ef8090a13/5accc2ece614470e81f43b3c55d46c6d [2018-10-27 05:11:09,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:09,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:09,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:09,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:09,299 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:09,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66779295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09, skipping insertion in model container [2018-10-27 05:11:09,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:09,348 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:09,709 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:09,717 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:09,801 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:09,860 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:09,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09 WrapperNode [2018-10-27 05:11:09,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:09,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:09,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:09,862 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:09,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:09,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:09,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:09,917 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:09,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:09,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:10,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:10,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... [2018-10-27 05:11:10,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:10,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:10,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:10,022 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:10,023 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3b68f3d7-a17f-4446-8b73-67cb9bf3780d/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 05:11:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:10,065 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:10,065 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:10,066 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:11:10,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:11:10,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:10,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:10,068 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 05:11:11,977 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:12,016 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:12,017 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:12,018 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:12,020 INFO L168 Benchmark]: Toolchain (without parser) took 2726.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 48.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:12,022 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:12,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.42 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 915.7 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:12,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 54.52 ms. Allocated memory is still 1.0 GB. Free memory was 915.7 MB in the beginning and 910.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:12,023 INFO L168 Benchmark]: Boogie Preprocessor took 105.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -246.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:12,024 INFO L168 Benchmark]: RCFGBuilder took 1997.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:12,029 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 565.42 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 54.52 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 105.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 910.3 MB in the beginning and 1.2 GB in the end (delta: -246.2 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1997.57 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: 91.1 MB). Peak memory consumption was 91.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...