./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 077fd07d950f48ce906441d58675f31df157b5c1 ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 077fd07d950f48ce906441d58675f31df157b5c1 ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:18:14,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:18:14,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:18:14,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:18:14,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:18:14,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:18:14,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:18:14,543 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:18:14,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:18:14,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:18:14,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:18:14,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:18:14,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:18:14,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:18:14,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:18:14,571 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:18:14,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:18:14,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:18:14,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:18:14,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:18:14,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:18:14,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:18:14,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:18:14,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:18:14,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:18:14,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:18:14,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:18:14,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:18:14,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:18:14,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:18:14,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:18:14,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:18:14,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:18:14,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:18:14,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:18:14,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:18:14,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:18:14,621 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:18:14,621 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:18:14,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:18:14,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:18:14,628 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:18:14,674 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:18:14,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:18:14,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:18:14,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:18:14,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:18:14,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:18:14,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:18:14,678 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:18:14,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:18:14,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:18:14,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:18:14,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:18:14,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:18:14,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:18:14,680 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:18:14,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:18:14,681 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:18:14,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:18:14,681 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:18:14,681 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:18:14,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:18:14,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:18:14,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:18:14,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:18:14,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:18:14,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:18:14,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:18:14,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:18:14,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:18:14,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 077fd07d950f48ce906441d58675f31df157b5c1 [2020-12-01 16:18:14,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:18:14,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:18:15,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:18:15,002 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:18:15,003 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:18:15,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-12-01 16:18:15,091 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/420121a5b/03c0d727d73f428eac39b9d8d6595590/FLAG2a49301fc [2020-12-01 16:18:15,806 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:18:15,807 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-12-01 16:18:15,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/420121a5b/03c0d727d73f428eac39b9d8d6595590/FLAG2a49301fc [2020-12-01 16:18:15,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/420121a5b/03c0d727d73f428eac39b9d8d6595590 [2020-12-01 16:18:15,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:18:15,998 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:18:16,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:16,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:18:16,006 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:18:16,007 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:15" (1/1) ... [2020-12-01 16:18:16,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22843ba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:16, skipping insertion in model container [2020-12-01 16:18:16,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:15" (1/1) ... [2020-12-01 16:18:16,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:18:16,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:18:16,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:16,943 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:18:17,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:17,470 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:18:17,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17 WrapperNode [2020-12-01 16:18:17,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:17,473 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:17,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:18:17,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:18:17,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:17,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:18:17,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:18:17,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:18:17,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... [2020-12-01 16:18:17,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:18:17,645 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:18:17,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:18:17,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:18:17,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:18:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-12-01 16:18:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-12-01 16:18:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:18:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:18:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:18:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:18:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 16:18:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:18:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-12-01 16:18:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-12-01 16:18:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:18:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:18:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:18:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:18:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-12-01 16:18:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-12-01 16:18:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:18:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:18:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-12-01 16:18:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-12-01 16:18:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:18:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-12-01 16:18:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-12-01 16:18:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:18:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-12-01 16:18:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-12-01 16:18:17,724 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:18:18,963 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:18:18,963 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-12-01 16:18:18,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:18 BoogieIcfgContainer [2020-12-01 16:18:18,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:18:18,969 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:18:18,970 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:18:18,981 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:18:18,981 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:18" (1/1) ... [2020-12-01 16:18:18,982 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:18:18,998 INFO L168 Benchmark]: Toolchain (without parser) took 2992.30 ms. Allocated memory was 83.9 MB in the beginning and 136.3 MB in the end (delta: 52.4 MB). Free memory was 51.8 MB in the beginning and 79.0 MB in the end (delta: -27.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:18,999 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 41.7 MB in the beginning and 41.6 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:19,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1471.81 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 51.5 MB in the beginning and 74.7 MB in the end (delta: -23.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:19,001 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.16 ms. Allocated memory is still 100.7 MB. Free memory was 74.0 MB in the beginning and 69.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:19,002 INFO L168 Benchmark]: Boogie Preprocessor took 72.86 ms. Allocated memory is still 100.7 MB. Free memory was 69.8 MB in the beginning and 65.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:19,003 INFO L168 Benchmark]: RCFGBuilder took 1323.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 65.6 MB in the beginning and 80.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:19,006 INFO L168 Benchmark]: CodeCheck took 20.54 ms. Allocated memory is still 136.3 MB. Free memory was 80.1 MB in the beginning and 79.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:19,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 41.7 MB in the beginning and 41.6 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1471.81 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 51.5 MB in the beginning and 74.7 MB in the end (delta: -23.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 97.16 ms. Allocated memory is still 100.7 MB. Free memory was 74.0 MB in the beginning and 69.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.86 ms. Allocated memory is still 100.7 MB. Free memory was 69.8 MB in the beginning and 65.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1323.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 65.6 MB in the beginning and 80.1 MB in the end (delta: -14.5 MB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. * CodeCheck took 20.54 ms. Allocated memory is still 136.3 MB. Free memory was 80.1 MB in the beginning and 79.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:18:21,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:18:21,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:18:21,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:18:21,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:18:21,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:18:21,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:18:21,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:18:21,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:18:21,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:18:21,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:18:21,783 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:18:21,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:18:21,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:18:21,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:18:21,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:18:21,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:18:21,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:18:21,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:18:21,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:18:21,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:18:21,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:18:21,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:18:21,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:18:21,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:18:21,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:18:21,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:18:21,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:18:21,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:18:21,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:18:21,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:18:21,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:18:21,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:18:21,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:18:21,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:18:21,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:18:21,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:18:21,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:18:21,853 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:18:21,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:18:21,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:18:21,857 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:18:21,903 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:18:21,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:18:21,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:18:21,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:18:21,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:18:21,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:18:21,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:18:21,914 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:18:21,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:18:21,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:18:21,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:18:21,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:18:21,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:18:21,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:18:21,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:18:21,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:18:21,917 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:18:21,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:18:21,918 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:18:21,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:18:21,919 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:18:21,919 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:18:21,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:18:21,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:18:21,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:18:21,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:18:21,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:18:21,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:18:21,921 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:18:21,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:18:21,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:18:21,922 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:18:21,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:18:21,923 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 077fd07d950f48ce906441d58675f31df157b5c1 [2020-12-01 16:18:22,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:18:22,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:18:22,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:18:22,380 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:18:22,381 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:18:22,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-12-01 16:18:22,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/789ef7ac8/e93242a1b47f44149041a2db344090e1/FLAGbc0c0cd49 [2020-12-01 16:18:23,183 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:18:23,184 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-2.i [2020-12-01 16:18:23,223 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/789ef7ac8/e93242a1b47f44149041a2db344090e1/FLAGbc0c0cd49 [2020-12-01 16:18:23,353 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/data/789ef7ac8/e93242a1b47f44149041a2db344090e1 [2020-12-01 16:18:23,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:18:23,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:18:23,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:23,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:18:23,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:18:23,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:23" (1/1) ... [2020-12-01 16:18:23,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53173a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:23, skipping insertion in model container [2020-12-01 16:18:23,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:18:23" (1/1) ... [2020-12-01 16:18:23,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:18:23,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:18:24,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:24,485 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:18:24,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:18:25,002 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:18:25,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25 WrapperNode [2020-12-01 16:18:25,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:18:25,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:25,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:18:25,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:18:25,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,090 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:18:25,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:18:25,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:18:25,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:18:25,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... [2020-12-01 16:18:25,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:18:25,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:18:25,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:18:25,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:18:25,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:18:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cbf535fc-b518-4d8c-8490-6e99c4742084/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:18:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-12-01 16:18:25,411 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-12-01 16:18:25,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:18:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:18:25,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:18:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 16:18:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:18:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 16:18:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:18:25,413 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-12-01 16:18:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-12-01 16:18:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:18:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:18:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:18:25,414 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:18:25,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:18:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-12-01 16:18:25,415 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-12-01 16:18:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:18:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:18:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:18:25,415 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-12-01 16:18:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-12-01 16:18:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-12-01 16:18:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-12-01 16:18:25,416 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-12-01 16:18:25,416 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-12-01 16:18:25,418 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:18:27,147 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:18:27,147 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-12-01 16:18:27,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:27 BoogieIcfgContainer [2020-12-01 16:18:27,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:18:27,151 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:18:27,151 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:18:27,163 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:18:27,163 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:18:27" (1/1) ... [2020-12-01 16:18:27,164 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:18:27,170 INFO L168 Benchmark]: Toolchain (without parser) took 3808.40 ms. Allocated memory was 60.8 MB in the beginning and 111.1 MB in the end (delta: 50.3 MB). Free memory was 36.1 MB in the beginning and 55.0 MB in the end (delta: -18.9 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:27,170 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:27,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1642.33 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 35.9 MB in the beginning and 36.9 MB in the end (delta: -963.5 kB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:27,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.44 ms. Allocated memory is still 81.8 MB. Free memory was 36.9 MB in the beginning and 32.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:27,173 INFO L168 Benchmark]: Boogie Preprocessor took 133.90 ms. Allocated memory is still 81.8 MB. Free memory was 32.1 MB in the beginning and 27.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:27,174 INFO L168 Benchmark]: RCFGBuilder took 1845.53 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 26.4 MB in the beginning and 56.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:18:27,175 INFO L168 Benchmark]: CodeCheck took 16.38 ms. Allocated memory is still 111.1 MB. Free memory was 56.1 MB in the beginning and 55.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:18:27,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory was 43.1 MB in the beginning and 43.1 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1642.33 ms. Allocated memory was 60.8 MB in the beginning and 81.8 MB in the end (delta: 21.0 MB). Free memory was 35.9 MB in the beginning and 36.9 MB in the end (delta: -963.5 kB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 161.44 ms. Allocated memory is still 81.8 MB. Free memory was 36.9 MB in the beginning and 32.1 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 133.90 ms. Allocated memory is still 81.8 MB. Free memory was 32.1 MB in the beginning and 27.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1845.53 ms. Allocated memory was 81.8 MB in the beginning and 111.1 MB in the end (delta: 29.4 MB). Free memory was 26.4 MB in the beginning and 56.1 MB in the end (delta: -29.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 16.1 GB. * CodeCheck took 16.38 ms. Allocated memory is still 111.1 MB. Free memory was 56.1 MB in the beginning and 55.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...