./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_tso.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_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/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 2f32b11663118427d7f0fa39915c4892426d84fe ................................................................................................................................................................................................................. 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_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/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 2f32b11663118427d7f0fa39915c4892426d84fe .................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:13,962 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:13,963 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:13,971 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:13,971 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:13,972 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:13,973 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:13,974 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:13,976 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:13,976 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:13,977 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:13,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:13,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:13,981 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:13,982 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:13,983 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:13,983 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:13,985 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:13,986 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:13,987 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:13,988 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:13,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:13,991 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:13,991 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:13,991 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:13,992 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:13,993 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:13,994 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:13,995 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:13,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:13,995 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:13,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:13,996 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:13,996 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:13,998 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:13,998 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:13,999 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:14,010 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:14,010 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:14,010 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:14,011 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:14,011 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:14,012 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:14,012 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:14,012 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:14,012 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:14,013 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:14,013 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:14,013 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:14,014 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:14,014 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:14,015 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:14,015 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:14,016 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:14,016 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:14,017 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:14,017 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_e512fbad-4579-4507-b304-ade18a370114/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 -> 2f32b11663118427d7f0fa39915c4892426d84fe [2018-10-27 05:11:14,043 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:14,052 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:14,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:14,056 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:14,057 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:14,057 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i [2018-10-27 05:11:14,103 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/4e9ba80d9/3140e37d922b4d379245c7e88ba84fe5/FLAG86bf8aad4 [2018-10-27 05:11:14,580 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:14,580 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i [2018-10-27 05:11:14,592 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/4e9ba80d9/3140e37d922b4d379245c7e88ba84fe5/FLAG86bf8aad4 [2018-10-27 05:11:14,604 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/4e9ba80d9/3140e37d922b4d379245c7e88ba84fe5 [2018-10-27 05:11:14,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:14,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:14,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:14,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:14,612 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:14,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:14" (1/1) ... [2018-10-27 05:11:14,615 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259bfd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:14, skipping insertion in model container [2018-10-27 05:11:14,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:14" (1/1) ... [2018-10-27 05:11:14,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:14,661 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:14,979 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:14,988 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:15,089 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:15,143 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:15,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15 WrapperNode [2018-10-27 05:11:15,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:15,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:15,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:15,144 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:15,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:15,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:15,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:15,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:15,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... [2018-10-27 05:11:15,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:15,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:15,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:15,305 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:15,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:15,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:15,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:15,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:15,354 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:16,922 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:16,974 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,975 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,975 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,976 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,977 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,977 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:16,978 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:16,981 INFO L168 Benchmark]: Toolchain (without parser) took 2373.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 958.0 MB in the beginning and 1.0 GB in the end (delta: -89.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,982 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:16,983 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,984 INFO L168 Benchmark]: Boogie Preprocessor took 33.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,988 INFO L168 Benchmark]: RCFGBuilder took 1675.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 90.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:16,992 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 534.86 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 920.5 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 126.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1675.70 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: 90.5 MB). Peak memory consumption was 90.5 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:18,855 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:18,857 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:18,867 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:18,867 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:18,868 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:18,869 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:18,871 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:18,872 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:18,872 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:18,874 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:18,874 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:18,874 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:18,875 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:18,876 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:18,877 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:18,878 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:18,879 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:18,881 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:18,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:18,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:18,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:18,886 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:18,886 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:18,886 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:18,887 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:18,888 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:18,888 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:18,889 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:18,890 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:18,890 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:18,891 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:18,891 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:18,891 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:18,892 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:18,892 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:18,893 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:18,905 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:18,905 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:18,906 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:18,906 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:18,906 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:18,906 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:18,906 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:18,907 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:18,907 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:18,907 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:18,908 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:18,909 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:18,909 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:18,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:18,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:18,911 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:18,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:18,912 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:18,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:18,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:18,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:18,912 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:18,913 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:18,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:18,913 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:18,913 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:18,913 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_e512fbad-4579-4507-b304-ade18a370114/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 -> 2f32b11663118427d7f0fa39915c4892426d84fe [2018-10-27 05:11:18,957 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:18,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:18,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:18,981 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:18,981 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:18,982 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i [2018-10-27 05:11:19,036 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/c7f2f1bf6/c5157190a7b14bf1aea182f4e74761d8/FLAG6f9c5d6a2 [2018-10-27 05:11:19,594 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:19,595 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/sv-benchmarks/c/pthread-wmm/rfi006_tso.oepc_false-unreach-call.i [2018-10-27 05:11:19,610 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/c7f2f1bf6/c5157190a7b14bf1aea182f4e74761d8/FLAG6f9c5d6a2 [2018-10-27 05:11:19,624 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/data/c7f2f1bf6/c5157190a7b14bf1aea182f4e74761d8 [2018-10-27 05:11:19,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:19,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:19,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:19,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:19,635 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:19,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0224a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:19, skipping insertion in model container [2018-10-27 05:11:19,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:19" (1/1) ... [2018-10-27 05:11:19,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:19,716 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:20,094 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:20,104 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:20,157 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:20,227 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:20,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20 WrapperNode [2018-10-27 05:11:20,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:20,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:20,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:20,229 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:20,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:20,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:20,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:20,301 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:20,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,377 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... [2018-10-27 05:11:20,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:20,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:20,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:20,427 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:20,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e512fbad-4579-4507-b304-ade18a370114/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:20,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:20,483 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:20,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:20,487 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:22,388 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:22,426 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,429 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,431 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,431 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,433 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,433 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:22,438 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:22,440 INFO L168 Benchmark]: Toolchain (without parser) took 2811.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -119.9 MB). Peak memory consumption was 50.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,442 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:22,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.77 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.74 ms. Allocated memory is still 1.0 GB. Free memory is still 904.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:22,443 INFO L168 Benchmark]: Boogie Preprocessor took 125.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -251.6 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,443 INFO L168 Benchmark]: RCFGBuilder took 2012.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 88.8 MB). Peak memory consumption was 88.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:22,448 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 596.77 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 904.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 72.74 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 125.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 904.9 MB in the beginning and 1.2 GB in the end (delta: -251.6 MB). Peak memory consumption was 19.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2012.65 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: 88.8 MB). Peak memory consumption was 88.8 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...