./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/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 601e937bd56ca68e219cc54deb51e6ee388404e1 ................................................................................................................................................................................................. 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_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/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 601e937bd56ca68e219cc54deb51e6ee388404e1 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:30,102 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:30,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:30,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:30,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:30,115 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:30,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:30,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:30,120 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:30,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:30,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:30,122 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:30,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:30,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:30,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:30,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:30,127 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:30,129 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:30,131 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:30,132 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:30,134 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:30,135 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:30,137 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:30,138 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:30,138 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:30,139 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:30,140 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:30,140 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:30,142 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:30,143 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:30,143 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:30,144 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:30,144 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:30,145 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:30,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:30,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:30,147 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:12:30,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:30,161 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:30,162 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:30,162 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:30,162 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:30,163 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:30,163 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:12:30,163 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:30,163 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:12:30,163 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:12:30,164 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:30,164 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:30,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:30,165 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:12:30,165 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:30,165 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:30,170 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:30,170 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:30,170 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:30,170 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:30,170 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:30,171 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:30,171 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:30,171 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:30,171 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:30,171 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:30,171 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:30,172 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:30,172 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:30,172 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:30,172 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:12:30,172 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:30,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:12:30,173 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:12:30,173 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_b7174362-3078-4768-851f-c1176e71d47b/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 -> 601e937bd56ca68e219cc54deb51e6ee388404e1 [2018-10-27 05:12:30,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:30,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:30,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:30,248 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:30,248 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:30,249 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:30,307 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/650622b02/0db7ab7e5d9c40f4bf9d847588d9bc46/FLAG74e69e346 [2018-10-27 05:12:30,820 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:30,820 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:30,841 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/650622b02/0db7ab7e5d9c40f4bf9d847588d9bc46/FLAG74e69e346 [2018-10-27 05:12:30,855 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/650622b02/0db7ab7e5d9c40f4bf9d847588d9bc46 [2018-10-27 05:12:30,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:30,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:30,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:30,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:30,865 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:30,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:30" (1/1) ... [2018-10-27 05:12:30,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d51faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:30, skipping insertion in model container [2018-10-27 05:12:30,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:30" (1/1) ... [2018-10-27 05:12:30,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:30,925 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:31,313 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:31,319 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:31,389 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:31,455 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:31,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31 WrapperNode [2018-10-27 05:12:31,456 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:31,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:31,458 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:31,458 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:31,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:31,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:31,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:31,617 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:31,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... [2018-10-27 05:12:31,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:31,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:31,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:31,652 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:31,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:31,743 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:31,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:31,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:31,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:31,748 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:33,760 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:33,825 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:33,826 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:33,827 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:33,835 INFO L168 Benchmark]: Toolchain (without parser) took 2976.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -128.3 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:33,838 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:33,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.06 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:33,839 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 915.5 MB in the beginning and 1.2 GB in the end (delta: -259.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:33,841 INFO L168 Benchmark]: Boogie Preprocessor took 34.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:33,842 INFO L168 Benchmark]: RCFGBuilder took 2183.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 93.1 MB). Peak memory consumption was 93.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:33,845 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 595.06 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 915.5 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 159.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.4 MB). Free memory was 915.5 MB in the beginning and 1.2 GB in the end (delta: -259.6 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2183.00 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: 93.1 MB). Peak memory consumption was 93.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:12:35,833 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:12:35,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:12:35,852 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:12:35,852 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:12:35,853 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:12:35,854 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:12:35,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:12:35,857 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:12:35,858 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:12:35,859 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:12:35,859 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:12:35,860 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:12:35,861 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:12:35,862 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:12:35,863 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:12:35,864 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:12:35,866 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:12:35,867 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:12:35,869 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:12:35,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:12:35,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:12:35,874 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:12:35,874 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:12:35,874 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:12:35,875 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:12:35,876 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:12:35,877 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:12:35,878 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:12:35,879 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:12:35,880 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:12:35,880 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:12:35,881 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:12:35,881 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:12:35,883 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:12:35,883 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:12:35,883 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:12:35,903 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:12:35,904 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:12:35,905 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:12:35,905 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:12:35,906 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:12:35,906 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:12:35,906 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:12:35,906 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:12:35,907 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:12:35,907 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:12:35,907 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:12:35,908 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:12:35,909 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:12:35,910 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:12:35,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:12:35,910 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:12:35,910 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:12:35,910 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:12:35,910 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:12:35,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:35,911 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:12:35,911 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:12:35,911 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:12:35,911 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:12:35,911 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:12:35,912 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:12:35,912 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:12:35,912 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_b7174362-3078-4768-851f-c1176e71d47b/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 -> 601e937bd56ca68e219cc54deb51e6ee388404e1 [2018-10-27 05:12:35,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:12:35,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:12:35,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:12:35,980 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:12:35,980 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:12:35,981 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:36,040 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/9c0d5e327/9c404ee7a7204234a23e24b583735f5b/FLAGb6b5ea0a3 [2018-10-27 05:12:36,453 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:12:36,454 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/sv-benchmarks/c/pthread-wmm/mix051_rmo.oepc_false-unreach-call.i [2018-10-27 05:12:36,468 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/9c0d5e327/9c404ee7a7204234a23e24b583735f5b/FLAGb6b5ea0a3 [2018-10-27 05:12:36,482 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/data/9c0d5e327/9c404ee7a7204234a23e24b583735f5b [2018-10-27 05:12:36,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:12:36,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:12:36,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:36,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:12:36,490 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:12:36,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:36" (1/1) ... [2018-10-27 05:12:36,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0d8ea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:36, skipping insertion in model container [2018-10-27 05:12:36,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:12:36" (1/1) ... [2018-10-27 05:12:36,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:12:36,547 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:12:36,956 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:36,963 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:12:37,037 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:12:37,121 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:12:37,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37 WrapperNode [2018-10-27 05:12:37,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:12:37,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:37,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:12:37,122 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:12:37,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:12:37,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:12:37,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:12:37,192 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:12:37,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... [2018-10-27 05:12:37,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:12:37,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:12:37,326 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:12:37,326 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:12:37,327 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:12:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b7174362-3078-4768-851f-c1176e71d47b/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:12:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:12:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:12:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:12:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:12:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:12:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:12:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:12:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:12:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:12:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:12:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:12:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:12:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2018-10-27 05:12:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2018-10-27 05:12:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:12:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:12:37,390 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:12:39,379 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:12:39,445 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:39,445 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:12:39,446 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:12:39,449 INFO L168 Benchmark]: Toolchain (without parser) took 2963.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 947.8 MB in the beginning and 1.0 GB in the end (delta: -87.9 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:39,450 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:12:39,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.89 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:39,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.64 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:39,452 INFO L168 Benchmark]: Boogie Preprocessor took 133.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:39,452 INFO L168 Benchmark]: RCFGBuilder took 2122.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:12:39,462 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 634.89 ms. Allocated memory is still 1.0 GB. Free memory was 947.8 MB in the beginning and 910.3 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 69.64 ms. Allocated memory is still 1.0 GB. Free memory was 910.3 MB in the beginning and 904.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 904.9 MB in the beginning and 1.1 GB in the end (delta: -219.4 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2122.59 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: 88.6 MB). Peak memory consumption was 88.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...