./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_pso.opt_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_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 2413c4396f5591facba422988b7e4c82185a49c8 ............................................................................................................................................................................................................. 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_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 2413c4396f5591facba422988b7e4c82185a49c8 ........................................................................................................................................................................................................ 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 [2018-11-10 11:34:21,399 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:34:21,400 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:34:21,406 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:34:21,406 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:34:21,407 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:34:21,408 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:34:21,409 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:34:21,410 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:34:21,411 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:34:21,411 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:34:21,411 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:34:21,412 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:34:21,413 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:34:21,413 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:34:21,414 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:34:21,414 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:34:21,415 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:34:21,416 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:34:21,417 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:34:21,418 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:34:21,419 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:34:21,421 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:34:21,421 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:34:21,421 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:34:21,422 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:34:21,422 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:34:21,423 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:34:21,423 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:34:21,423 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:34:21,424 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:34:21,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:34:21,424 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:34:21,424 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:34:21,425 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:34:21,425 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:34:21,425 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-10 11:34:21,433 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:34:21,433 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:34:21,433 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:34:21,434 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-10 11:34:21,434 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-10 11:34:21,435 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:34:21,435 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:34:21,435 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:34:21,435 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:34:21,435 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:34:21,436 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:34:21,437 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:34:21,437 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:34:21,437 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:34:21,437 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:34:21,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:34:21,437 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:34:21,437 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:34:21,438 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:34:21,438 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-10 11:34:21,438 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:34:21,438 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 11:34:21,438 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 11:34:21,438 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_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 -> 2413c4396f5591facba422988b7e4c82185a49c8 [2018-11-10 11:34:21,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:34:21,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:34:21,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:34:21,476 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:34:21,477 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:34:21,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i [2018-11-10 11:34:21,523 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/5d6c13f16/59ca0601b07e4acb9e7c61a79c3d2776/FLAG9fd88e48d [2018-11-10 11:34:21,888 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:34:21,889 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i [2018-11-10 11:34:21,900 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/5d6c13f16/59ca0601b07e4acb9e7c61a79c3d2776/FLAG9fd88e48d [2018-11-10 11:34:21,913 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/5d6c13f16/59ca0601b07e4acb9e7c61a79c3d2776 [2018-11-10 11:34:21,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:34:21,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:34:21,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:34:21,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:34:21,921 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:34:21,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:21" (1/1) ... [2018-11-10 11:34:21,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f18886d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:21, skipping insertion in model container [2018-11-10 11:34:21,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:21" (1/1) ... [2018-11-10 11:34:21,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:34:21,969 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:34:22,229 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:34:22,234 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:34:22,272 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:34:22,311 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:34:22,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22 WrapperNode [2018-11-10 11:34:22,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:34:22,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:34:22,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:34:22,313 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:34:22,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,396 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:34:22,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:34:22,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:34:22,396 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:34:22,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... [2018-11-10 11:34:22,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:34:22,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:34:22,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:34:22,424 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:34:22,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 [2018-11-10 11:34:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 11:34:22,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 11:34:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:34:22,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:34:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:34:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:34:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 11:34:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 11:34:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 11:34:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 11:34:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 11:34:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 11:34:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:34:22,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:34:22,478 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 11:34:23,108 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:34:23,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,139 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,140 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,141 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,141 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:23,142 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:34:23,145 INFO L168 Benchmark]: Toolchain (without parser) took 1228.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -97.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:23,146 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:34:23,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:23,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:23,148 INFO L168 Benchmark]: Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:23,148 INFO L168 Benchmark]: RCFGBuilder took 719.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:23,151 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 394.63 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 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 83.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 919.0 MB in the beginning and 1.1 GB in the end (delta: -214.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 719.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 76.0 MB). Peak memory consumption was 76.0 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 [2018-11-10 11:34:24,627 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:34:24,628 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:34:24,637 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:34:24,637 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:34:24,638 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:34:24,639 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:34:24,640 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:34:24,642 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:34:24,642 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:34:24,643 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:34:24,643 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:34:24,644 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:34:24,645 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:34:24,645 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:34:24,646 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:34:24,647 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:34:24,648 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:34:24,649 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:34:24,651 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:34:24,651 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:34:24,652 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:34:24,654 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:34:24,654 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:34:24,654 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:34:24,655 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:34:24,656 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:34:24,656 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:34:24,657 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:34:24,658 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:34:24,658 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:34:24,658 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:34:24,659 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:34:24,659 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:34:24,659 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:34:24,660 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:34:24,660 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-10 11:34:24,670 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:34:24,671 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:34:24,671 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 11:34:24,672 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-10 11:34:24,672 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-10 11:34:24,672 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-10 11:34:24,672 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-10 11:34:24,672 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-10 11:34:24,673 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:34:24,673 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:34:24,673 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:34:24,673 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:34:24,673 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 11:34:24,673 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:34:24,674 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 11:34:24,674 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:34:24,675 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:34:24,675 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 11:34:24,675 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 11:34:24,675 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 11:34:24,675 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:34:24,675 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 11:34:24,676 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 11:34:24,676 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 11:34:24,676 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 11:34:24,676 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 11:34:24,676 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 11:34:24,676 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_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 -> 2413c4396f5591facba422988b7e4c82185a49c8 [2018-11-10 11:34:24,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:34:24,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:34:24,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:34:24,721 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:34:24,722 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:34:24,722 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i [2018-11-10 11:34:24,769 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/7839304e6/9447f81febaf459c8edd72a5e48be84b/FLAGdd0a1dc0c [2018-11-10 11:34:25,134 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:34:25,135 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/sv-benchmarks/c/pthread-wmm/safe011_pso.opt_false-unreach-call.i [2018-11-10 11:34:25,146 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/7839304e6/9447f81febaf459c8edd72a5e48be84b/FLAGdd0a1dc0c [2018-11-10 11:34:25,157 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/bin-2019/utaipan/data/7839304e6/9447f81febaf459c8edd72a5e48be84b [2018-11-10 11:34:25,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:34:25,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:34:25,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:34:25,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:34:25,163 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:34:25,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c002ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25, skipping insertion in model container [2018-11-10 11:34:25,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:34:25,203 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:34:25,458 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:34:25,464 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:34:25,509 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:34:25,548 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:34:25,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25 WrapperNode [2018-11-10 11:34:25,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:34:25,549 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:34:25,549 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:34:25,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:34:25,555 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,638 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:34:25,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:34:25,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:34:25,639 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:34:25,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... [2018-11-10 11:34:25,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:34:25,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:34:25,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:34:25,669 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:34:25,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:34:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_200d7853-f7f3-48d7-b680-ad4f297a3b9e/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 [2018-11-10 11:34:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-10 11:34:25,707 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-10 11:34:25,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 11:34:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 11:34:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 11:34:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 11:34:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-11-10 11:34:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-11-10 11:34:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-11-10 11:34:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-11-10 11:34:25,708 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-11-10 11:34:25,708 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-11-10 11:34:25,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:34:25,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:34:25,710 WARN L200 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-11-10 11:34:26,330 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:34:26,361 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,361 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,362 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,362 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,363 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,363 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 11:34:26,364 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 11:34:26,367 INFO L168 Benchmark]: Toolchain (without parser) took 1206.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -121.9 MB). Peak memory consumption was 42.7 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:26,368 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:34:26,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:26,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 906.8 MB in the beginning and 1.2 GB in the end (delta: -244.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:26,369 INFO L168 Benchmark]: Boogie Preprocessor took 29.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:34:26,370 INFO L168 Benchmark]: RCFGBuilder took 697.50 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:34:26,372 INFO L336 ainManager$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 388.34 ms. Allocated memory is still 1.0 GB. Free memory was 944.4 MB in the beginning and 906.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 906.8 MB in the beginning and 1.2 GB in the end (delta: -244.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 697.50 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: 85.2 MB). Peak memory consumption was 85.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...