./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/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 3f08f88b7af9c030224521fb0bbe170d60c3cdd8 ............................................................................................................................................................................................... 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_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/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 3f08f88b7af9c030224521fb0bbe170d60c3cdd8 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:27,900 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:27,901 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:27,915 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:27,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:27,916 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:27,917 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:27,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:27,918 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:27,919 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:27,919 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:27,920 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:27,921 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:27,922 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:27,923 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:27,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:27,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:27,933 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:27,937 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:27,940 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:27,942 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:27,943 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:27,946 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:27,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:27,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:27,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:27,949 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:27,950 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:27,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:27,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:27,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:27,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:27,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:27,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:27,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:27,955 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:27,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:27,967 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:27,968 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:27,969 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:27,969 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:27,969 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:27,970 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:27,970 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:27,970 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:27,970 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:27,970 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:27,970 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:27,971 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:27,971 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:27,971 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:27,971 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:27,971 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:27,971 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:27,972 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:27,972 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:27,973 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:27,973 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:27,974 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:27,974 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:27,974 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_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/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 -> 3f08f88b7af9c030224521fb0bbe170d60c3cdd8 [2018-10-27 05:12:28,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:28,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:28,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:28,027 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:28,027 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:28,028 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:28,072 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/bc86f698f/0ad4e283670b46febbe14b377b0f8863/FLAG6630c307b [2018-10-27 05:12:28,482 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:28,484 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:28,500 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/bc86f698f/0ad4e283670b46febbe14b377b0f8863/FLAG6630c307b [2018-10-27 05:12:28,512 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/bc86f698f/0ad4e283670b46febbe14b377b0f8863 [2018-10-27 05:12:28,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:28,515 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:28,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:28,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:28,519 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:28,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f865794 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:28, skipping insertion in model container [2018-10-27 05:12:28,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:28" (1/1) ... [2018-10-27 05:12:28,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:28,570 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:28,866 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:28,871 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:28,960 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:29,024 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:29,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29 WrapperNode [2018-10-27 05:12:29,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:29,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:29,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:29,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:29,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:29,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:29,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:29,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:29,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,238 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... [2018-10-27 05:12:29,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:29,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:29,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:29,277 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:29,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:29,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:29,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:29,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:29,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:29,351 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:31,535 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:31,581 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:31,582 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:31,583 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:31,590 INFO L168 Benchmark]: Toolchain (without parser) took 3075.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -100.0 MB). Peak memory consumption was 58.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:31,591 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:31,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.96 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 914.2 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:31,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -236.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:31,593 INFO L168 Benchmark]: Boogie Preprocessor took 51.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:31,593 INFO L168 Benchmark]: RCFGBuilder took 2312.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:31,599 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 980.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 508.96 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 914.2 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 199.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.3 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -236.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.32 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: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2312.42 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: 93.2 MB). Peak memory consumption was 93.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:33,480 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:33,482 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:33,491 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:33,491 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:33,492 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:33,493 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:33,495 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:33,496 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:33,497 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:33,498 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:33,498 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:33,499 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:33,499 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:33,501 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:33,501 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:33,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:33,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:33,505 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:33,506 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:33,507 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:33,509 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:33,515 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:33,516 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:33,516 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:33,517 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:33,517 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:33,518 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:33,518 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:33,519 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:33,519 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:33,520 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:33,523 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:33,523 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:33,524 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:33,525 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:33,525 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:33,540 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:33,540 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:33,541 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:33,541 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:33,541 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:33,542 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:33,542 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:33,542 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:33,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:33,542 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:33,543 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:33,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:33,544 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:33,545 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:33,545 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:33,546 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_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/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 -> 3f08f88b7af9c030224521fb0bbe170d60c3cdd8 [2018-10-27 05:12:33,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:33,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:33,590 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:33,591 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:33,592 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:33,593 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:33,641 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/a8d8e7ce1/c1cb911e9237415fb974816738d90bbf/FLAGd0dc2eda4 [2018-10-27 05:12:34,100 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:34,100 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/sv-benchmarks/c/pthread-wmm/mix001_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:34,115 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/a8d8e7ce1/c1cb911e9237415fb974816738d90bbf/FLAGd0dc2eda4 [2018-10-27 05:12:34,131 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/data/a8d8e7ce1/c1cb911e9237415fb974816738d90bbf [2018-10-27 05:12:34,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:34,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:34,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:34,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:34,143 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:34,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66779295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34, skipping insertion in model container [2018-10-27 05:12:34,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:34,204 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:34,551 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:34,558 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:34,623 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:34,682 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:34,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34 WrapperNode [2018-10-27 05:12:34,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:34,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:34,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:34,683 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:34,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:34,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:34,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:34,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:34,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,824 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... [2018-10-27 05:12:34,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:34,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:34,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:34,852 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:34,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0eb0be7d-78dc-41c4-8ffc-a9b6c9861350/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:34,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:34,905 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:34,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:34,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:34,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:34,907 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:36,752 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:36,797 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:36,798 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:36,800 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:36,802 INFO L168 Benchmark]: Toolchain (without parser) took 2666.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -89.3 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:36,803 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:36,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.86 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 904.9 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:36,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.68 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:36,808 INFO L168 Benchmark]: Boogie Preprocessor took 109.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -225.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:36,810 INFO L168 Benchmark]: RCFGBuilder took 1949.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 91.5 MB). Peak memory consumption was 91.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:36,813 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 545.86 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 904.9 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.68 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -225.1 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1949.92 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: 91.5 MB). Peak memory consumption was 91.5 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...