./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe032_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_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/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 181dbee3ac7697b1be749c2d95a581fbc16f1be5 ................................................................................................................................................................................................................... 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_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/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 181dbee3ac7697b1be749c2d95a581fbc16f1be5 ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: null --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:45,469 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:45,472 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:45,480 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:45,481 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:45,481 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:45,483 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:45,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:45,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:45,491 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:45,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:45,494 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:45,495 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:45,496 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:45,497 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:45,497 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:45,498 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:45,511 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:45,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:45,514 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:45,514 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:45,515 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:45,520 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:45,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:45,520 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:45,521 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:45,522 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:45,523 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:45,523 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:45,524 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:45,524 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:45,525 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:45,525 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:45,525 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:45,526 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:45,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:45,527 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:11:45,539 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:45,539 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:45,540 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:45,540 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:45,540 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:45,540 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:45,540 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:11:45,541 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:45,541 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:11:45,541 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:11:45,541 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:45,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:45,542 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:45,542 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:11:45,542 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:45,542 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:45,543 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:45,544 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:45,544 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:45,544 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:45,544 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:45,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:45,544 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:11:45,545 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:11:45,545 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_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/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 -> 181dbee3ac7697b1be749c2d95a581fbc16f1be5 [2018-10-27 05:11:45,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:45,602 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:45,604 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:45,605 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:45,606 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:45,606 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i [2018-10-27 05:11:45,661 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/925c1357d/5cd8752c253b47bc822009c9137051e8/FLAG53e405e44 [2018-10-27 05:11:46,158 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:46,159 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i [2018-10-27 05:11:46,181 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/925c1357d/5cd8752c253b47bc822009c9137051e8/FLAG53e405e44 [2018-10-27 05:11:46,197 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/925c1357d/5cd8752c253b47bc822009c9137051e8 [2018-10-27 05:11:46,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:46,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:46,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:46,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:46,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:46,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b2c172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46, skipping insertion in model container [2018-10-27 05:11:46,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:46,287 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:46,683 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:46,688 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:46,775 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:46,846 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:46,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46 WrapperNode [2018-10-27 05:11:46,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:46,848 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:46,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:46,848 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:46,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:46,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:47,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:47,025 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:47,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... [2018-10-27 05:11:47,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:47,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:47,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:47,070 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:47,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:47,141 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:49,087 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:49,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,143 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,143 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,146 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,146 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,150 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,151 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,152 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,152 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:49,153 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:49,163 INFO L168 Benchmark]: Toolchain (without parser) took 2961.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 959.1 MB in the beginning and 1.0 GB in the end (delta: -82.1 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,165 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:49,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.99 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 917.8 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -236.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,167 INFO L168 Benchmark]: Boogie Preprocessor took 44.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,169 INFO L168 Benchmark]: RCFGBuilder took 2092.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.6 MB). Peak memory consumption was 109.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:49,173 INFO L336 ainManager$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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 643.99 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 917.8 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 176.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 917.8 MB in the beginning and 1.2 GB in the end (delta: -236.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.21 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2092.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 109.6 MB). Peak memory consumption was 109.6 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... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:11:51,320 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:11:51,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:11:51,332 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:11:51,332 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:11:51,333 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:11:51,334 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:11:51,336 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:11:51,337 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:11:51,338 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:11:51,339 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:11:51,339 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:11:51,340 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:11:51,341 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:11:51,341 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:11:51,342 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:11:51,343 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:11:51,344 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:11:51,346 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:11:51,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:11:51,348 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:11:51,349 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:11:51,352 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:11:51,352 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:11:51,352 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:11:51,353 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:11:51,354 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:11:51,355 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:11:51,355 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:11:51,356 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:11:51,356 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:11:51,357 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:11:51,357 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:11:51,357 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:11:51,358 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:11:51,359 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:11:51,359 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:11:51,372 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:11:51,372 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:11:51,373 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:11:51,373 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:11:51,373 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:11:51,374 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:11:51,374 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:11:51,374 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:11:51,375 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:11:51,375 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:11:51,375 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:11:51,375 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:11:51,375 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:11:51,376 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:11:51,376 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:11:51,377 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:11:51,378 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:11:51,378 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:11:51,378 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:11:51,378 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:11:51,378 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:11:51,378 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:11:51,379 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:11:51,379 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:11:51,379 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:51,379 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:11:51,379 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:11:51,379 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:11:51,380 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:11:51,380 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:11:51,380 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:11:51,380 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:11:51,380 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_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/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 -> 181dbee3ac7697b1be749c2d95a581fbc16f1be5 [2018-10-27 05:11:51,435 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:11:51,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:11:51,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:11:51,452 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:11:51,452 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:11:51,453 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i [2018-10-27 05:11:51,510 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/78e57a516/c05502250b64496ca8fb5faadab04fce/FLAG75f45108c [2018-10-27 05:11:51,927 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:11:51,928 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/sv-benchmarks/c/pthread-wmm/safe032_power.oepc_false-unreach-call.i [2018-10-27 05:11:51,942 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/78e57a516/c05502250b64496ca8fb5faadab04fce/FLAG75f45108c [2018-10-27 05:11:51,955 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/data/78e57a516/c05502250b64496ca8fb5faadab04fce [2018-10-27 05:11:51,958 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:11:51,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:11:51,961 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:51,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:11:51,964 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:11:51,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@551938a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:51, skipping insertion in model container [2018-10-27 05:11:51,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:11:51" (1/1) ... [2018-10-27 05:11:51,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:11:52,025 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:11:52,499 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,512 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:11:52,608 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:11:52,703 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:11:52,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52 WrapperNode [2018-10-27 05:11:52,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:11:52,705 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:11:52,705 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:11:52,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:11:52,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:11:52,856 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:11:52,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... [2018-10-27 05:11:52,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:11:52,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:11:52,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:11:52,910 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:11:52,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:11:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1a0f0f12-a34b-42de-b2e5-61a305ac69b9/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:11:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:11:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:11:52,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:11:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:11:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:11:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:11:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:11:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:11:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:11:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:11:52,962 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:11:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:11:52,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:11:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:11:52,966 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-10-27 05:11:55,613 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:11:55,673 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,675 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,678 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,679 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,680 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,682 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,686 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,694 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,696 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,696 WARN L317 ript$VariableManager]: TermVariabe |Thread2_P2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:11:55,700 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:11:55,705 INFO L168 Benchmark]: Toolchain (without parser) took 3746.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 946.5 MB in the beginning and 1.0 GB in the end (delta: -102.1 MB). Peak memory consumption was 78.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,707 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:11:55,707 INFO L168 Benchmark]: CACSL2BoogieTranslator took 743.83 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 908.9 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -264.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,709 INFO L168 Benchmark]: Boogie Preprocessor took 53.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,709 INFO L168 Benchmark]: RCFGBuilder took 2794.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:11:55,712 INFO L336 ainManager$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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 743.83 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 150.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.4 MB). Free memory was 908.9 MB in the beginning and 1.2 GB in the end (delta: -264.6 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.69 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: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2794.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 116.7 MB). Peak memory consumption was 116.7 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...