./Ultimate.py --spec ../../sv-benchmarks/c/ConcurrencySafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe004_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_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 a5369b190869f274f2f4cf00eeacb953bda9b12a ................................................................................................................................................................................................................ 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_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 a5369b190869f274f2f4cf00eeacb953bda9b12a .............................................................................................................................................................................................................. 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 05:10:27,371 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:27,373 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:27,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:27,384 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:27,385 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:27,386 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:27,388 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:27,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:27,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:27,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:27,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:27,395 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:27,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:27,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:27,397 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:27,400 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:27,401 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:27,403 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:27,404 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:27,405 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:27,415 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:27,416 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:27,417 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:27,417 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:27,420 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:27,421 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:27,422 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:27,423 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:27,423 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:27,424 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:27,424 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:27,424 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:27,424 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:27,425 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:27,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:27,428 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 05:10:27,444 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:27,444 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:27,445 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:27,445 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:27,445 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:27,445 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:27,446 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 05:10:27,446 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:27,446 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 05:10:27,446 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 05:10:27,446 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:27,447 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:27,447 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:27,447 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 05:10:27,447 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:27,447 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:27,447 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:27,448 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:27,448 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:27,448 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:27,448 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:27,448 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:27,448 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:27,449 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:27,449 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:27,449 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:27,449 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:27,449 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:27,449 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:27,450 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:27,451 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 05:10:27,451 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:27,451 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 05:10:27,451 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 05:10:27,451 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_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 -> a5369b190869f274f2f4cf00eeacb953bda9b12a [2018-10-27 05:10:27,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:27,489 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:27,492 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:27,494 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:27,494 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:27,495 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i [2018-10-27 05:10:27,546 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/b19e838f8/de70f7107a9a4b2b845c467994392782/FLAGc2e7c5682 [2018-10-27 05:10:28,043 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:28,044 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i [2018-10-27 05:10:28,059 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/b19e838f8/de70f7107a9a4b2b845c467994392782/FLAGc2e7c5682 [2018-10-27 05:10:28,072 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/b19e838f8/de70f7107a9a4b2b845c467994392782 [2018-10-27 05:10:28,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:28,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:28,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:28,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:28,082 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:28,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299a707d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28, skipping insertion in model container [2018-10-27 05:10:28,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:28,144 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:28,586 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:28,600 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:28,663 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:28,723 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:28,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28 WrapperNode [2018-10-27 05:10:28,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:28,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:28,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:28,725 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:28,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:28,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:28,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:28,863 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:28,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... [2018-10-27 05:10:28,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:28,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:28,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:28,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:28,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 05:10:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:28,968 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:28,968 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:28,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:28,968 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:28,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:28,968 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:28,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:28,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:28,972 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 05:10:30,621 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:30,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,670 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,672 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,674 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,674 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:30,675 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:30,689 INFO L168 Benchmark]: Toolchain (without parser) took 2612.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -111.7 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:30,692 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:30,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 915.5 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:30,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:30,694 INFO L168 Benchmark]: Boogie Preprocessor took 38.75 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:30,695 INFO L168 Benchmark]: RCFGBuilder took 1786.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:30,701 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 646.03 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 915.5 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 138.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 915.5 MB in the beginning and 1.1 GB in the end (delta: -233.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.75 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 1786.03 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: 78.9 MB). Peak memory consumption was 78.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-27 05:10:32,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 05:10:32,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 05:10:32,833 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 05:10:32,833 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 05:10:32,834 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 05:10:32,835 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 05:10:32,837 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 05:10:32,839 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 05:10:32,840 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 05:10:32,841 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 05:10:32,841 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 05:10:32,842 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 05:10:32,843 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 05:10:32,844 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 05:10:32,845 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 05:10:32,846 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 05:10:32,848 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 05:10:32,850 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 05:10:32,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 05:10:32,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 05:10:32,854 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 05:10:32,856 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 05:10:32,856 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 05:10:32,856 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 05:10:32,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 05:10:32,859 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 05:10:32,860 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 05:10:32,860 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 05:10:32,862 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 05:10:32,862 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 05:10:32,863 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 05:10:32,863 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 05:10:32,863 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 05:10:32,864 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 05:10:32,865 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 05:10:32,865 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 05:10:32,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 05:10:32,879 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 05:10:32,880 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 05:10:32,880 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 05:10:32,880 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 05:10:32,880 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 05:10:32,881 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 05:10:32,881 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 05:10:32,881 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 05:10:32,882 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 05:10:32,883 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 05:10:32,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 05:10:32,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 05:10:32,885 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 05:10:32,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 05:10:32,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 05:10:32,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 05:10:32,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 05:10:32,887 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 05:10:32,888 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 05:10:32,888 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 05:10:32,888 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 05:10:32,888 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_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 -> a5369b190869f274f2f4cf00eeacb953bda9b12a [2018-10-27 05:10:32,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 05:10:32,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 05:10:32,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 05:10:32,944 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 05:10:32,944 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 05:10:32,945 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/../../sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i [2018-10-27 05:10:32,992 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/ebb413b4d/a27dc624a92146a19842b11748dfcb0b/FLAGc7c136a9c [2018-10-27 05:10:33,449 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 05:10:33,450 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/sv-benchmarks/c/pthread-wmm/safe004_pso.opt_false-unreach-call.i [2018-10-27 05:10:33,469 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/ebb413b4d/a27dc624a92146a19842b11748dfcb0b/FLAGc7c136a9c [2018-10-27 05:10:33,490 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/bin-2019/utaipan/data/ebb413b4d/a27dc624a92146a19842b11748dfcb0b [2018-10-27 05:10:33,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 05:10:33,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 05:10:33,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:33,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 05:10:33,504 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 05:10:33,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:33" (1/1) ... [2018-10-27 05:10:33,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e69c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:33, skipping insertion in model container [2018-10-27 05:10:33,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 05:10:33" (1/1) ... [2018-10-27 05:10:33,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 05:10:33,579 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 05:10:33,993 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:33,998 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 05:10:34,070 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 05:10:34,136 INFO L193 MainTranslator]: Completed translation [2018-10-27 05:10:34,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34 WrapperNode [2018-10-27 05:10:34,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 05:10:34,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:34,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 05:10:34,137 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 05:10:34,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 05:10:34,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 05:10:34,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 05:10:34,202 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 05:10:34,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... [2018-10-27 05:10:34,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 05:10:34,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 05:10:34,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 05:10:34,327 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 05:10:34,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 05:10:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_608e2ab2-212d-4094-ad87-2d9c3582d7ee/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 05:10:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-10-27 05:10:34,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-10-27 05:10:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 05:10:34,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 05:10:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 05:10:34,393 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 05:10:34,393 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2018-10-27 05:10:34,393 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2018-10-27 05:10:34,394 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2018-10-27 05:10:34,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2018-10-27 05:10:34,394 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2018-10-27 05:10:34,394 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2018-10-27 05:10:34,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 05:10:34,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 05:10:34,395 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 05:10:36,131 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 05:10:36,171 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,171 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,172 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,173 WARN L317 ript$VariableManager]: TermVariabe |Thread0_P0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,175 WARN L317 ript$VariableManager]: TermVariabe |Thread1_P1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 05:10:36,176 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-27 05:10:36,184 INFO L168 Benchmark]: Toolchain (without parser) took 2689.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -137.5 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:36,186 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 05:10:36,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.53 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:36,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.70 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 909.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:36,190 INFO L168 Benchmark]: Boogie Preprocessor took 129.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 909.0 MB in the beginning and 1.2 GB in the end (delta: -253.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:36,192 INFO L168 Benchmark]: RCFGBuilder took 1856.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. [2018-10-27 05:10:36,196 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 640.53 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 914.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.70 ms. Allocated memory is still 1.0 GB. Free memory was 914.3 MB in the beginning and 909.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 129.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 909.0 MB in the beginning and 1.2 GB in the end (delta: -253.6 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1856.09 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: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: null: de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:250) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...