./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_longest.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:42:41,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:42:41,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:42:41,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:42:41,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:42:41,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:42:41,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:42:41,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:42:41,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:42:41,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:42:41,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:42:41,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:42:41,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:42:41,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:42:41,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:42:41,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:42:41,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:42:41,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:42:41,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:42:41,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:42:41,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:42:41,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:42:41,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:42:41,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:42:41,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:42:41,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:42:41,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:42:41,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:42:41,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:42:41,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:42:41,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:42:41,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:42:41,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:42:41,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:42:41,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:42:41,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:42:41,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:42:41,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:42:41,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:42:41,607 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:42:41,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:42:41,609 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 22:42:41,652 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:42:41,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:42:41,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:42:41,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:42:41,656 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:42:41,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:42:41,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:42:41,657 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:42:41,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:42:41,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:42:41,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:42:41,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:42:41,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:42:41,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:42:41,666 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:42:41,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:42:41,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:42:41,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:42:41,667 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:42:41,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:42:41,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:42:41,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:41,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:42:41,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:42:41,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:42:41,668 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:42:41,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:42:41,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:42:41,669 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_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-11-13 22:42:41,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:42:41,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:42:41,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:42:41,996 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:42:41,997 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:42:41,999 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/queue_longest.i [2021-11-13 22:42:42,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/33114d06e/8ff1d1321691463cb7201de46c6ca412/FLAGd8ae52d39 [2021-11-13 22:42:42,624 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:42:42,625 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i [2021-11-13 22:42:42,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/33114d06e/8ff1d1321691463cb7201de46c6ca412/FLAGd8ae52d39 [2021-11-13 22:42:42,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/33114d06e/8ff1d1321691463cb7201de46c6ca412 [2021-11-13 22:42:42,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:42:42,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:42:42,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:42,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:42:42,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:42:42,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:42" (1/1) ... [2021-11-13 22:42:42,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2536aba2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:42, skipping insertion in model container [2021-11-13 22:42:42,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:42" (1/1) ... [2021-11-13 22:42:42,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:42:42,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:42:43,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-13 22:42:43,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-13 22:42:43,435 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-13 22:42:43,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:43,456 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:42:43,510 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-13 22:42:43,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-13 22:42:43,526 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-13 22:42:43,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:43,612 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:42:43,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43 WrapperNode [2021-11-13 22:42:43,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:43,614 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:43,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:42:43,615 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:42:43,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,642 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:43,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:42:43,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:42:43,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:42:43,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:42:43,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:42:43,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:42:43,714 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:42:43,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:43" (1/1) ... [2021-11-13 22:42:43,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:43,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:42:43,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:42:43,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:42:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:42:43,814 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:42:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:42:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:42:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:42:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-13 22:42:43,815 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-13 22:42:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:42:43,815 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-13 22:42:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-13 22:42:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:42:43,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:42:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 22:42:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:42:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:42:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:42:43,819 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:42:44,360 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:42:44,361 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:42:44,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:44 BoogieIcfgContainer [2021-11-13 22:42:44,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:42:44,364 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:42:44,364 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:42:44,374 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:42:44,375 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:44" (1/1) ... [2021-11-13 22:42:44,375 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-13 22:42:44,380 INFO L158 Benchmark]: Toolchain (without parser) took 1456.23ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 70.9MB in the beginning and 97.7MB in the end (delta: -26.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,381 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:44,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.73ms. Allocated memory is still 104.9MB. Free memory was 70.6MB in the beginning and 58.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.68ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 55.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,384 INFO L158 Benchmark]: Boogie Preprocessor took 39.10ms. Allocated memory is still 104.9MB. Free memory was 55.3MB in the beginning and 53.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,385 INFO L158 Benchmark]: RCFGBuilder took 650.19ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 53.2MB in the beginning and 99.7MB in the end (delta: -46.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,386 INFO L158 Benchmark]: CodeCheck took 14.05ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 97.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:44,390 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory was 60.3MB in the beginning and 60.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.73ms. Allocated memory is still 104.9MB. Free memory was 70.6MB in the beginning and 58.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.68ms. Allocated memory is still 104.9MB. Free memory was 57.6MB in the beginning and 55.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.10ms. Allocated memory is still 104.9MB. Free memory was 55.3MB in the beginning and 53.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 650.19ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 53.2MB in the beginning and 99.7MB in the end (delta: -46.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * CodeCheck took 14.05ms. Allocated memory is still 138.4MB. Free memory was 98.7MB in the beginning and 97.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:42:44,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e --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 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:42:46,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:42:46,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:42:46,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:42:46,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:42:46,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:42:46,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:42:46,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:42:46,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:42:46,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:42:46,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:42:46,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:42:46,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:42:46,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:42:46,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:42:46,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:42:46,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:42:46,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:42:46,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:42:46,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:42:46,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:42:46,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:42:46,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:42:46,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:42:46,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:42:46,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:42:46,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:42:46,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:42:46,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:42:46,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:42:46,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:42:46,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:42:46,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:42:46,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:42:46,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:42:46,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:42:46,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:42:46,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:42:46,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:42:46,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:42:46,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:42:46,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-13 22:42:46,993 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:42:46,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:42:46,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:42:46,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:42:46,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:42:46,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:42:46,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:42:46,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:42:46,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:42:46,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:42:46,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:42:46,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:42:46,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:42:46,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 22:42:46,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 22:42:46,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 22:42:46,997 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:42:46,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:42:46,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:42:46,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:42:46,998 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:42:46,998 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:42:46,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:42:46,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:46,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:42:46,999 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:42:46,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:42:47,000 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 22:42:47,000 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 22:42:47,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:42:47,000 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-13 22:42:47,000 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 22:42:47,001 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_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2021-11-13 22:42:47,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:42:47,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:42:47,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:42:47,488 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:42:47,488 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:42:47,491 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/pthread/queue_longest.i [2021-11-13 22:42:47,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/af145cb42/ddca99ce17e64924933d531fbfd4b68f/FLAG784f09838 [2021-11-13 22:42:48,239 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:42:48,240 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i [2021-11-13 22:42:48,262 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/af145cb42/ddca99ce17e64924933d531fbfd4b68f/FLAG784f09838 [2021-11-13 22:42:48,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/data/af145cb42/ddca99ce17e64924933d531fbfd4b68f [2021-11-13 22:42:48,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:42:48,488 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:42:48,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:48,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:42:48,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:42:48,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:48" (1/1) ... [2021-11-13 22:42:48,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bac1203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:48, skipping insertion in model container [2021-11-13 22:42:48,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:48" (1/1) ... [2021-11-13 22:42:48,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:42:48,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:42:49,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-13 22:42:49,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-13 22:42:49,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-13 22:42:49,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:49,237 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:42:49,313 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2021-11-13 22:42:49,316 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2021-11-13 22:42:49,323 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2021-11-13 22:42:49,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:42:49,436 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:42:49,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49 WrapperNode [2021-11-13 22:42:49,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:42:49,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:49,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:42:49,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:42:49,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:42:49,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:42:49,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:42:49,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:42:49,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:42:49,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:42:49,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:42:49,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:42:49,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:49" (1/1) ... [2021-11-13 22:42:49,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:42:49,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:42:49,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:42:49,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:42:49,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 22:42:49,707 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-13 22:42:49,707 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-13 22:42:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-13 22:42:49,709 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-13 22:42:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:42:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2021-11-13 22:42:49,710 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2021-11-13 22:42:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:42:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 22:42:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 22:42:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 22:42:49,710 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2021-11-13 22:42:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2021-11-13 22:42:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-13 22:42:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:42:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:42:49,713 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 22:42:50,332 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:42:50,337 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 22:42:50,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:50 BoogieIcfgContainer [2021-11-13 22:42:50,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:42:50,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:42:50,342 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:42:50,351 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:42:50,352 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:50" (1/1) ... [2021-11-13 22:42:50,353 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-13 22:42:50,360 INFO L158 Benchmark]: Toolchain (without parser) took 1869.29ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 40.6MB in the beginning and 48.4MB in the end (delta: -7.8MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2021-11-13 22:42:50,361 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:50,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 948.43ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 40.4MB in the beginning and 72.7MB in the end (delta: -32.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-13 22:42:50,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.35ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 70.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:50,364 INFO L158 Benchmark]: Boogie Preprocessor took 77.96ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 22:42:50,365 INFO L158 Benchmark]: RCFGBuilder took 725.18ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 49.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 22:42:50,365 INFO L158 Benchmark]: CodeCheck took 15.50ms. Allocated memory is still 94.4MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 832.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 22:42:50,374 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 948.43ms. Allocated memory was 62.9MB in the beginning and 94.4MB in the end (delta: 31.5MB). Free memory was 40.4MB in the beginning and 72.7MB in the end (delta: -32.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.35ms. Allocated memory is still 94.4MB. Free memory was 72.7MB in the beginning and 70.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.96ms. Allocated memory is still 94.4MB. Free memory was 70.2MB in the beginning and 67.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 725.18ms. Allocated memory is still 94.4MB. Free memory was 67.7MB in the beginning and 49.2MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.50ms. Allocated memory is still 94.4MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 832.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 22:42:50,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_130141ff-17ef-4ef3-b764-64eb84fffa1c/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported