./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/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 4b89bc26925c394dcaabb010017df5fbae02ffed ............................................................................................................................................................................................. 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_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/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 4b89bc26925c394dcaabb010017df5fbae02ffed ..................................................................................................................................................................................................... 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 05:08:37,042 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:37,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:37,054 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:37,054 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:37,055 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:37,056 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:37,058 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:37,059 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:37,060 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:37,061 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:37,061 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:37,062 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:37,063 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:37,063 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:37,064 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:37,065 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:37,066 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:37,068 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:37,069 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:37,070 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:37,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:37,073 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:37,074 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:37,074 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:37,075 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:37,076 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:37,076 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:37,077 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:37,078 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:37,078 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:37,079 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:37,079 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:37,079 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:37,080 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:37,081 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:37,081 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:08:37,093 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:37,094 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:37,095 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:37,095 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:37,095 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:37,095 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:37,095 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:08:37,095 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:37,096 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:08:37,096 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:08:37,096 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:37,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:37,097 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:37,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:08:37,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:37,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:37,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:37,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:37,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:37,098 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:37,098 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:37,098 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:37,098 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:37,099 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:37,099 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:37,100 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:08:37,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:37,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:08:37,100 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:08:37,100 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_4862d287-ac68-4428-a311-e236acf187d7/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 -> 4b89bc26925c394dcaabb010017df5fbae02ffed [2018-10-27 05:08:37,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:37,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:37,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:37,167 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:37,167 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:37,168 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i [2018-10-27 05:08:37,234 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/1f038c12c/cfc862b67cf943a7ada20595be55efbf/FLAGc85d6ced4 [2018-10-27 05:08:37,715 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:37,720 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i [2018-10-27 05:08:37,734 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/1f038c12c/cfc862b67cf943a7ada20595be55efbf/FLAGc85d6ced4 [2018-10-27 05:08:37,747 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/1f038c12c/cfc862b67cf943a7ada20595be55efbf [2018-10-27 05:08:37,750 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:37,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:37,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:37,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:37,755 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:37,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:37" (1/1) ... [2018-10-27 05:08:37,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6934edcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:37, skipping insertion in model container [2018-10-27 05:08:37,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:37" (1/1) ... [2018-10-27 05:08:37,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:37,819 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:38,246 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:38,252 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:38,338 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:38,399 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:38,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38 WrapperNode [2018-10-27 05:08:38,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:38,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:38,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:38,401 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:38,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,519 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:38,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:38,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:38,566 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:38,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... [2018-10-27 05:08:38,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:38,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:38,618 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:38,618 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:38,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/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 05:08:38,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:38,710 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:38,710 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:38,711 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:38,711 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:38,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:38,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:38,715 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 05:08:41,272 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:41,335 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:41,338 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:41,339 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:41,347 INFO L168 Benchmark]: Toolchain (without parser) took 3596.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:41,350 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:41,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.83 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 917.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:41,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -245.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:41,354 INFO L168 Benchmark]: Boogie Preprocessor took 51.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:41,354 INFO L168 Benchmark]: RCFGBuilder took 2728.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 96.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:41,358 INFO L336 ainManager$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 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 648.83 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 917.8 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 164.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -245.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2728.43 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: 96.4 MB). Peak memory consumption was 96.4 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 05:08:43,594 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:08:43,597 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:08:43,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:08:43,611 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:08:43,612 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:08:43,613 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:08:43,614 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:08:43,616 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:08:43,617 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:08:43,618 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:08:43,618 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:08:43,619 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:08:43,620 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:08:43,621 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:08:43,622 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:08:43,623 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:08:43,624 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:08:43,626 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:08:43,628 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:08:43,629 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:08:43,630 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:08:43,633 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:08:43,633 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:08:43,633 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:08:43,634 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:08:43,635 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:08:43,636 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:08:43,638 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:08:43,639 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:08:43,639 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:08:43,640 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:08:43,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:08:43,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:08:43,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:08:43,642 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:08:43,642 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:08:43,656 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:08:43,656 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:08:43,657 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:08:43,657 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:08:43,657 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:08:43,658 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:08:43,658 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:08:43,658 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:08:43,659 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:08:43,659 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:08:43,659 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:08:43,659 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:08:43,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:08:43,659 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:08:43,660 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:08:43,660 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:08:43,660 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:08:43,660 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:08:43,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:08:43,662 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:08:43,663 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:08:43,663 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:08:43,663 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:08:43,663 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:08:43,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:08:43,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:08:43,664 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:08:43,665 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_4862d287-ac68-4428-a311-e236acf187d7/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 -> 4b89bc26925c394dcaabb010017df5fbae02ffed [2018-10-27 05:08:43,718 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:08:43,737 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:08:43,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:08:43,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:08:43,741 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:08:43,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i [2018-10-27 05:08:43,795 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/e62dd82e9/fcf6e8201ea0455c94001aae59c38bdd/FLAG69eb67330 [2018-10-27 05:08:44,275 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:08:44,276 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_false-unreach-call.i [2018-10-27 05:08:44,289 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/e62dd82e9/fcf6e8201ea0455c94001aae59c38bdd/FLAG69eb67330 [2018-10-27 05:08:44,309 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/bin-2019/utaipan/data/e62dd82e9/fcf6e8201ea0455c94001aae59c38bdd [2018-10-27 05:08:44,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:08:44,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:08:44,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:44,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:08:44,319 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:08:44,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:44" (1/1) ... [2018-10-27 05:08:44,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27618903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:44, skipping insertion in model container [2018-10-27 05:08:44,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:08:44" (1/1) ... [2018-10-27 05:08:44,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:08:44,387 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:08:44,849 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:44,863 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:08:44,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:08:45,049 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:08:45,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45 WrapperNode [2018-10-27 05:08:45,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:08:45,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:45,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:08:45,051 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:08:45,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:08:45,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:08:45,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:08:45,125 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:08:45,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... [2018-10-27 05:08:45,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:08:45,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:08:45,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:08:45,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:08:45,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:08:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4862d287-ac68-4428-a311-e236acf187d7/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 05:08:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:08:45,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:08:45,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:08:45,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:08:45,342 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:08:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:08:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:08:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:08:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:08:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:08:45,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:08:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:08:45,345 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 05:08:47,744 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:08:47,798 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:47,799 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:08:47,800 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:08:47,805 INFO L168 Benchmark]: Toolchain (without parser) took 3492.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -78.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:47,807 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:47,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.46 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:47,809 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.51 ms. Allocated memory is still 1.0 GB. Free memory is still 908.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:08:47,809 INFO L168 Benchmark]: Boogie Preprocessor took 158.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -215.8 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:47,810 INFO L168 Benchmark]: RCFGBuilder took 2521.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 99.9 MB). Peak memory consumption was 99.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:08:47,814 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 735.46 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 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 73.51 ms. Allocated memory is still 1.0 GB. Free memory is still 908.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 158.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 908.9 MB in the beginning and 1.1 GB in the end (delta: -215.8 MB). Peak memory consumption was 19.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2521.10 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: 99.9 MB). Peak memory consumption was 99.9 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...