./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 0.2.4-dev-0e0057c [2023-12-03 02:07:19,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:07:19,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:07:19,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:07:19,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:07:19,748 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:07:19,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:07:19,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:07:19,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:07:19,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:07:19,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:07:19,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:07:19,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:07:19,752 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:07:19,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:07:19,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:07:19,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:07:19,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:07:19,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:07:19,755 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:07:19,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:07:19,756 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:07:19,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:07:19,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:07:19,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:07:19,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:07:19,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:19,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:07:19,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:07:19,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:07:19,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:07:19,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:07:19,760 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:07:19,772 INFO L153 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2023-12-03 02:07:19,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:07:20,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:07:20,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:07:20,018 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:07:20,018 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:07:20,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread/queue_longest.i [2023-12-03 02:07:22,775 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:07:23,015 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:07:23,016 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i [2023-12-03 02:07:23,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/70530dd9f/edd5b2ed680045cda6279a2e3c64e24d/FLAG70d172691 [2023-12-03 02:07:23,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/70530dd9f/edd5b2ed680045cda6279a2e3c64e24d [2023-12-03 02:07:23,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:07:23,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:07:23,055 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:23,055 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:07:23,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:07:23,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a16d876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23, skipping insertion in model container [2023-12-03 02:07:23,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:07:23,531 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2023-12-03 02:07:23,538 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2023-12-03 02:07:23,541 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2023-12-03 02:07:23,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:23,558 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:07:23,605 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2023-12-03 02:07:23,607 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2023-12-03 02:07:23,610 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2023-12-03 02:07:23,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:23,681 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:07:23,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23 WrapperNode [2023-12-03 02:07:23,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:23,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:23,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:07:23,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:07:23,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,737 INFO L138 Inliner]: procedures = 275, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2023-12-03 02:07:23,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:23,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:07:23,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:07:23,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:07:23,745 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,751 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:07:23,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:07:23,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:07:23,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:07:23,773 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:23" (1/1) ... [2023-12-03 02:07:23,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:23,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:07:23,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:07:23,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:07:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 02:07:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 02:07:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 02:07:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 02:07:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:07:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-12-03 02:07:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-12-03 02:07:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:07:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-12-03 02:07:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-12-03 02:07:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:07:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:07:23,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:07:23,840 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:07:24,029 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:07:24,030 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:07:24,330 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:07:24,360 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:07:24,361 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:07:24,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:24 BoogieIcfgContainer [2023-12-03 02:07:24,363 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:07:24,364 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:07:24,364 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:07:24,372 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:07:24,372 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:24" (1/1) ... [2023-12-03 02:07:24,373 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-03 02:07:24,377 INFO L158 Benchmark]: Toolchain (without parser) took 1322.97ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 96.6MB in the beginning and 143.3MB in the end (delta: -46.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,377 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:07:24,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.71ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 65.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.22ms. Allocated memory is still 140.5MB. Free memory was 65.5MB in the beginning and 62.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,379 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 140.5MB. Free memory was 62.9MB in the beginning and 60.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,380 INFO L158 Benchmark]: RCFGBuilder took 590.21ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 60.5MB in the beginning and 144.5MB in the end (delta: -83.9MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,381 INFO L158 Benchmark]: CodeCheck took 11.31ms. Allocated memory is still 190.8MB. Free memory was 144.5MB in the beginning and 143.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:24,384 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 140.5MB. Free memory is still 109.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.71ms. Allocated memory is still 140.5MB. Free memory was 96.2MB in the beginning and 65.5MB in the end (delta: 30.7MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.22ms. Allocated memory is still 140.5MB. Free memory was 65.5MB in the beginning and 62.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 140.5MB. Free memory was 62.9MB in the beginning and 60.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 590.21ms. Allocated memory was 140.5MB in the beginning and 190.8MB in the end (delta: 50.3MB). Free memory was 60.5MB in the beginning and 144.5MB in the end (delta: -83.9MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * CodeCheck took 11.31ms. Allocated memory is still 190.8MB. Free memory was 144.5MB in the beginning and 143.3MB 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. [2023-12-03 02:07:24,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 0.2.4-dev-0e0057c [2023-12-03 02:07:26,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:07:26,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:07:26,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:07:26,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:07:26,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:07:26,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:07:26,398 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:07:26,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:07:26,399 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:07:26,400 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:07:26,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:07:26,401 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:07:26,401 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:07:26,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:07:26,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:07:26,403 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:07:26,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:07:26,404 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:07:26,404 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:07:26,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:07:26,408 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:07:26,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:07:26,409 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:07:26,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:07:26,410 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:07:26,410 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:07:26,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:07:26,411 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:26,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:07:26,412 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:07:26,412 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:07:26,413 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:07:26,413 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:07:26,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:07:26,413 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:07:26,414 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:07:26,414 INFO L153 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fb3c623242420f3b3352ce2377df781fcc1efd56f82dd0011f9620e127821b3 [2023-12-03 02:07:26,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:07:26,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:07:26,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:07:26,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:07:26,701 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:07:26,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread/queue_longest.i [2023-12-03 02:07:29,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:07:29,811 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:07:29,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i [2023-12-03 02:07:29,828 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/5a22f6958/bf2446ad79a64c8289c38f31c0de787a/FLAGb81a7be8f [2023-12-03 02:07:29,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/data/5a22f6958/bf2446ad79a64c8289c38f31c0de787a [2023-12-03 02:07:29,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:07:29,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:07:29,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:29,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:07:29,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:07:29,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:29" (1/1) ... [2023-12-03 02:07:29,851 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc81b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:29, skipping insertion in model container [2023-12-03 02:07:29,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:07:29" (1/1) ... [2023-12-03 02:07:29,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:07:30,323 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2023-12-03 02:07:30,329 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2023-12-03 02:07:30,332 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2023-12-03 02:07:30,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:30,351 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:07:30,397 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43296,43309] [2023-12-03 02:07:30,399 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43503,43516] [2023-12-03 02:07:30,402 WARN L240 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_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/sv-benchmarks/c/pthread/queue_longest.i[43783,43796] [2023-12-03 02:07:30,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:07:30,505 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:07:30,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30 WrapperNode [2023-12-03 02:07:30,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:07:30,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:30,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:07:30,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:07:30,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,563 INFO L138 Inliner]: procedures = 279, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 124 [2023-12-03 02:07:30,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:07:30,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:07:30,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:07:30,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:07:30,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,590 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:07:30,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:07:30,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:07:30,606 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:07:30,607 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:07:30" (1/1) ... [2023-12-03 02:07:30,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:07:30,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:07:30,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:07:30,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:07:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:07:30,671 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 02:07:30,671 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 02:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 02:07:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 02:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-12-03 02:07:30,672 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-12-03 02:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:07:30,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-12-03 02:07:30,673 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 02:07:30,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:07:30,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:07:30,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:07:30,675 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:07:30,834 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:07:30,836 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:07:31,172 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:07:31,199 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:07:31,199 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 02:07:31,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:31 BoogieIcfgContainer [2023-12-03 02:07:31,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:07:31,202 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:07:31,202 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:07:31,219 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:07:31,219 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:07:31" (1/1) ... [2023-12-03 02:07:31,220 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-03 02:07:31,223 INFO L158 Benchmark]: Toolchain (without parser) took 1378.36ms. Allocated memory is still 102.8MB. Free memory was 78.3MB in the beginning and 79.3MB in the end (delta: -961.7kB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,224 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:07:31,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.42ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 74.0MB in the end (delta: 4.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.79ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 71.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,225 INFO L158 Benchmark]: Boogie Preprocessor took 40.83ms. Allocated memory is still 102.8MB. Free memory was 71.2MB in the beginning and 68.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,226 INFO L158 Benchmark]: RCFGBuilder took 594.91ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 43.0MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,227 INFO L158 Benchmark]: CodeCheck took 20.22ms. Allocated memory is still 102.8MB. Free memory was 43.0MB in the beginning and 79.3MB in the end (delta: -36.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-03 02:07:31,230 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.42ms. Allocated memory is still 102.8MB. Free memory was 78.0MB in the beginning and 74.0MB in the end (delta: 4.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.79ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 71.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.83ms. Allocated memory is still 102.8MB. Free memory was 71.2MB in the beginning and 68.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 594.91ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 43.0MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 20.22ms. Allocated memory is still 102.8MB. Free memory was 43.0MB in the beginning and 79.3MB in the end (delta: -36.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:07:31,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef7b7e3e-ab3e-4e4a-90b5-059ca35ce3ca/bin/ukojak-verify-Qdu7aM0XO9/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