./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix011_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_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/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 6d84907ccad417131973e0d2b00c23a6e6c7f95e ............................................................................................................................................................................................................................. 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_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/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 6d84907ccad417131973e0d2b00c23a6e6c7f95e .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:13:17,745 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:13:17,746 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:13:17,752 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:13:17,752 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:13:17,753 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:13:17,754 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:13:17,755 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:13:17,756 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:13:17,756 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:13:17,757 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:13:17,757 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:13:17,758 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:13:17,758 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:13:17,759 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:13:17,759 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:13:17,760 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:13:17,761 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:13:17,762 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:13:17,763 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:13:17,763 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:13:17,764 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:13:17,765 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:13:17,765 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:13:17,765 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:13:17,766 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:13:17,766 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:13:17,767 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:13:17,767 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:13:17,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:13:17,768 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:13:17,769 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:13:17,769 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:13:17,769 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:13:17,770 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:13:17,770 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:13:17,770 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 07:13:17,778 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:13:17,778 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:13:17,779 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:13:17,779 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:13:17,779 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:13:17,780 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:13:17,780 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 07:13:17,780 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:13:17,780 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 07:13:17,780 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 07:13:17,780 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:13:17,781 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:13:17,781 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:13:17,782 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:13:17,782 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:13:17,783 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:13:17,783 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:13:17,784 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 07:13:17,784 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_74ed607a-ece5-40e4-a8e8-5befbb1faa11/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 -> 6d84907ccad417131973e0d2b00c23a6e6c7f95e [2018-11-10 07:13:17,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:13:17,816 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:13:17,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:13:17,820 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:13:17,820 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:13:17,820 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i [2018-11-10 07:13:17,861 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/29363af94/3392a53db7d041dd926d568b5d9f4fa7/FLAGa9f58d185 [2018-11-10 07:13:18,306 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:13:18,306 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i [2018-11-10 07:13:18,315 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/29363af94/3392a53db7d041dd926d568b5d9f4fa7/FLAGa9f58d185 [2018-11-10 07:13:18,326 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/29363af94/3392a53db7d041dd926d568b5d9f4fa7 [2018-11-10 07:13:18,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:13:18,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:13:18,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:18,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:13:18,333 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:13:18,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307cca57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18, skipping insertion in model container [2018-11-10 07:13:18,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:13:18,381 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:13:18,610 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:18,615 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:13:18,655 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:18,697 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:13:18,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18 WrapperNode [2018-11-10 07:13:18,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:18,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:18,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:13:18,699 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:13:18,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,778 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:18,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:13:18,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:13:18,778 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:13:18,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... [2018-11-10 07:13:18,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:13:18,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:13:18,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:13:18,806 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:13:18,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:13:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:13:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:13:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:13:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:13:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:13:18,851 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:13:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:13:18,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:13:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:13:18,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:13:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:13:18,851 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:13:18,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:13:18,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:13:18,853 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:13:19,506 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:13:19,537 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,538 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,539 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,539 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,542 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,542 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,543 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,543 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:19,544 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:13:19,547 INFO L168 Benchmark]: Toolchain (without parser) took 1218.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -81.9 MB). Peak memory consumption was 58.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:19,548 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:13:19,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.00 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 917.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:19,549 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -216.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:19,550 INFO L168 Benchmark]: Boogie Preprocessor took 27.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:19,550 INFO L168 Benchmark]: RCFGBuilder took 740.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:19,555 INFO L336 ainManager$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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.00 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 917.4 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 917.4 MB in the beginning and 1.1 GB in the end (delta: -216.5 MB). Peak memory consumption was 17.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 740.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:13:20,944 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:13:20,945 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:13:20,952 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:13:20,953 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:13:20,953 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:13:20,954 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:13:20,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:13:20,956 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:13:20,957 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:13:20,957 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:13:20,958 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:13:20,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:13:20,959 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:13:20,960 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:13:20,961 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:13:20,961 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:13:20,962 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:13:20,964 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:13:20,965 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:13:20,966 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:13:20,967 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:13:20,969 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:13:20,969 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:13:20,969 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:13:20,970 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:13:20,970 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:13:20,972 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:13:20,972 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:13:20,973 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:13:20,973 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:13:20,974 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:13:20,974 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:13:20,974 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:13:20,974 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:13:20,975 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:13:20,976 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 07:13:20,986 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:13:20,986 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:13:20,987 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:13:20,988 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 07:13:20,988 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 07:13:20,988 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 07:13:20,988 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 07:13:20,988 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 07:13:20,989 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:13:20,989 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:13:20,990 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:13:20,990 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:13:20,991 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:13:20,991 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:13:20,992 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_74ed607a-ece5-40e4-a8e8-5befbb1faa11/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 -> 6d84907ccad417131973e0d2b00c23a6e6c7f95e [2018-11-10 07:13:21,022 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:13:21,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:13:21,033 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:13:21,034 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:13:21,034 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:13:21,035 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i [2018-11-10 07:13:21,069 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/5a10a6598/f0f3dbf7400a4e788bd0dc6219c68351/FLAG60324aaba [2018-11-10 07:13:21,507 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:13:21,508 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/sv-benchmarks/c/pthread-wmm/mix011_power.opt_false-unreach-call.i [2018-11-10 07:13:21,517 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/5a10a6598/f0f3dbf7400a4e788bd0dc6219c68351/FLAG60324aaba [2018-11-10 07:13:21,525 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/data/5a10a6598/f0f3dbf7400a4e788bd0dc6219c68351 [2018-11-10 07:13:21,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:13:21,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:13:21,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:21,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:13:21,531 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:13:21,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:21,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2f1ba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21, skipping insertion in model container [2018-11-10 07:13:21,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:21,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:13:21,577 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:13:21,826 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:21,833 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:13:21,884 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:13:21,933 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:13:21,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21 WrapperNode [2018-11-10 07:13:21,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:13:21,934 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:21,934 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:13:21,935 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:13:21,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:21,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:13:22,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:13:22,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:13:22,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:13:22,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... [2018-11-10 07:13:22,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:13:22,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:13:22,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:13:22,049 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:13:22,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:13:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74ed607a-ece5-40e4-a8e8-5befbb1faa11/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:13:22,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 07:13:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 07:13:22,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:13:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:13:22,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:13:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:13:22,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 07:13:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 07:13:22,086 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 07:13:22,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 07:13:22,087 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 07:13:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 07:13:22,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:13:22,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:13:22,088 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 07:13:22,756 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:13:22,793 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,793 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,794 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,794 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,796 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,796 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,798 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,799 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,800 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,800 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:13:22,801 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:13:22,805 INFO L168 Benchmark]: Toolchain (without parser) took 1278.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -98.3 MB). Peak memory consumption was 50.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:22,807 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:13:22,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 405.98 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:22,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -228.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:22,808 INFO L168 Benchmark]: Boogie Preprocessor took 29.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:22,809 INFO L168 Benchmark]: RCFGBuilder took 755.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.2 MB). Peak memory consumption was 91.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:13:22,812 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 405.98 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 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 84.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -228.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.65 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 755.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.2 MB). Peak memory consumption was 91.2 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...