./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_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_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/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 c221f643ade689123e39e775804594c169b2c815 .................................................................................................................................................................................................... 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_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/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 c221f643ade689123e39e775804594c169b2c815 ............................................................................................................................................................................................................... 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 12:49:53,810 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:49:53,812 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:49:53,820 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:49:53,820 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:49:53,821 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:49:53,822 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:49:53,823 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:49:53,824 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:49:53,824 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:49:53,825 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:49:53,825 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:49:53,826 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:49:53,827 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:49:53,828 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:49:53,828 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:49:53,829 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:49:53,831 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:49:53,832 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:49:53,832 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:49:53,833 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:49:53,834 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:49:53,836 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:49:53,836 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:49:53,836 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:49:53,836 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:49:53,837 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:49:53,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:49:53,838 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:49:53,839 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:49:53,839 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:49:53,840 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:49:53,840 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:49:53,840 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:49:53,841 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:49:53,841 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:49:53,841 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 12:49:53,849 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:49:53,849 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:49:53,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:49:53,849 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:49:53,850 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 12:49:53,850 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:49:53,851 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:49:53,851 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:49:53,851 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:49:53,851 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:49:53,851 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:49:53,852 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:49:53,852 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:49:53,853 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:49:53,853 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 12:49:53,854 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:49:53,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:49:53,856 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 12:49:53,856 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_201557b3-aff2-44d4-b395-cbfbdd910e46/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 -> c221f643ade689123e39e775804594c169b2c815 [2018-11-10 12:49:53,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:49:53,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:49:53,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:49:53,893 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:49:53,894 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:49:53,894 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-11-10 12:49:53,933 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/cda49458c/a48f430873734322a7f9c5a29e82189d/FLAGefcd23029 [2018-11-10 12:49:54,379 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:49:54,380 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-11-10 12:49:54,390 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/cda49458c/a48f430873734322a7f9c5a29e82189d/FLAGefcd23029 [2018-11-10 12:49:54,400 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/cda49458c/a48f430873734322a7f9c5a29e82189d [2018-11-10 12:49:54,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:49:54,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:49:54,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:54,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:49:54,405 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:49:54,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f18886d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54, skipping insertion in model container [2018-11-10 12:49:54,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:49:54,444 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:49:54,665 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:54,671 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:49:54,720 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:54,755 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:49:54,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54 WrapperNode [2018-11-10 12:49:54,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:54,756 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:54,756 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:49:54,756 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:49:54,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:54,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:49:54,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:49:54,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:49:54,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,866 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... [2018-11-10 12:49:54,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:49:54,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:49:54,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:49:54,884 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:49:54,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/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 12:49:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:49:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:49:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:49:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:49:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:49:54,938 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:49:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:49:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:49:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:49:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:49:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:49:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:49:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:49:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:49:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:49:54,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:49:54,941 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 12:49:55,680 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:49:55,715 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,716 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,718 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,718 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,719 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,720 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:55,720 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:49:55,724 INFO L168 Benchmark]: Toolchain (without parser) took 1321.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:55,725 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:49:55,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.57 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:55,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -234.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:55,727 INFO L168 Benchmark]: Boogie Preprocessor took 30.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:55,727 INFO L168 Benchmark]: RCFGBuilder took 839.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:55,730 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 352.57 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 920.1 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 97.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 920.1 MB in the beginning and 1.2 GB in the end (delta: -234.8 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 839.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 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 [2018-11-10 12:49:57,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:49:57,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:49:57,224 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:49:57,224 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:49:57,225 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:49:57,225 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:49:57,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:49:57,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:49:57,228 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:49:57,229 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:49:57,229 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:49:57,230 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:49:57,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:49:57,232 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:49:57,232 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:49:57,233 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:49:57,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:49:57,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:49:57,237 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:49:57,238 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:49:57,239 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:49:57,241 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:49:57,241 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:49:57,241 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:49:57,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:49:57,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:49:57,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:49:57,245 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:49:57,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:49:57,245 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:49:57,247 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:49:57,247 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:49:57,247 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:49:57,247 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:49:57,248 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:49:57,248 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 12:49:57,259 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:49:57,259 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:49:57,260 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:49:57,260 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 12:49:57,260 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 12:49:57,260 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 12:49:57,260 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 12:49:57,260 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 12:49:57,261 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:49:57,261 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 12:49:57,262 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 12:49:57,262 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:49:57,263 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 12:49:57,263 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 12:49:57,263 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 12:49:57,264 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 12:49:57,264 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_201557b3-aff2-44d4-b395-cbfbdd910e46/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 -> c221f643ade689123e39e775804594c169b2c815 [2018-11-10 12:49:57,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:49:57,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:49:57,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:49:57,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:49:57,308 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:49:57,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-11-10 12:49:57,344 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/af8f4e825/5c179ae30c8149dda2fa616ace1a7a7d/FLAGcc6b8656d [2018-11-10 12:49:57,696 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:49:57,696 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/sv-benchmarks/c/pthread-wmm/mix026_power.opt_false-unreach-call.i [2018-11-10 12:49:57,706 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/af8f4e825/5c179ae30c8149dda2fa616ace1a7a7d/FLAGcc6b8656d [2018-11-10 12:49:57,716 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/bin-2019/utaipan/data/af8f4e825/5c179ae30c8149dda2fa616ace1a7a7d [2018-11-10 12:49:57,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:49:57,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:49:57,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:57,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:49:57,723 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:49:57,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:57" (1/1) ... [2018-11-10 12:49:57,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18e7fc6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:57, skipping insertion in model container [2018-11-10 12:49:57,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:57" (1/1) ... [2018-11-10 12:49:57,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:49:57,763 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:49:58,027 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:58,034 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:49:58,089 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:58,148 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:49:58,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58 WrapperNode [2018-11-10 12:49:58,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:58,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:58,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:49:58,150 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:49:58,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:58,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:49:58,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:49:58,240 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:49:58,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... [2018-11-10 12:49:58,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:49:58,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:49:58,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:49:58,271 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:49:58,272 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_201557b3-aff2-44d4-b395-cbfbdd910e46/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 12:49:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 12:49:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 12:49:58,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 12:49:58,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 12:49:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 12:49:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 12:49:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 12:49:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 12:49:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 12:49:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 12:49:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 12:49:58,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 12:49:58,311 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-11-10 12:49:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-11-10 12:49:58,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:49:58,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:49:58,313 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 12:49:58,969 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:49:59,004 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,004 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,006 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,007 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,007 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,008 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 12:49:59,009 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 12:49:59,011 INFO L168 Benchmark]: Toolchain (without parser) took 1292.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 943.8 MB in the beginning and 1.0 GB in the end (delta: -69.5 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:59,012 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:49:59,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.99 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 906.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:59,013 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:59,014 INFO L168 Benchmark]: Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:59,014 INFO L168 Benchmark]: RCFGBuilder took 739.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:49:59,016 INFO L336 ainManager$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 428.99 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 90.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 906.3 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 739.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 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...