./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:16:31,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:16:31,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 06:16:31,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 06:16:31,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 06:16:31,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:16:31,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:16:31,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:16:31,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:16:31,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:16:31,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:16:31,459 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:16:31,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:16:31,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:16:31,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:16:31,460 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 06:16:31,461 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 06:16:31,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b 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 -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2024-12-06 06:16:31,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:16:31,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:16:31,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:16:31,729 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:16:31,730 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:16:31,731 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2024-12-06 06:16:34,544 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/75909b770/243189436c344ffb9ca040690a6e3c88/FLAG651b56339 [2024-12-06 06:16:34,810 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:16:34,810 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i [2024-12-06 06:16:34,823 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/75909b770/243189436c344ffb9ca040690a6e3c88/FLAG651b56339 [2024-12-06 06:16:34,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/75909b770/243189436c344ffb9ca040690a6e3c88 [2024-12-06 06:16:34,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:16:34,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:16:34,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:16:34,842 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:16:34,845 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:16:34,846 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:16:34" (1/1) ... [2024-12-06 06:16:34,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2770f0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:34, skipping insertion in model container [2024-12-06 06:16:34,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:16:34" (1/1) ... [2024-12-06 06:16:34,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:16:35,233 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2024-12-06 06:16:35,238 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2024-12-06 06:16:35,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:16:35,276 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:16:35,324 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2024-12-06 06:16:35,327 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2024-12-06 06:16:35,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:16:35,411 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:16:35,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35 WrapperNode [2024-12-06 06:16:35,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:16:35,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:16:35,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:16:35,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:16:35,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,490 INFO L138 Inliner]: procedures = 274, calls = 852, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 967 [2024-12-06 06:16:35,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:16:35,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:16:35,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:16:35,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:16:35,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,535 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:16:35,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:16:35,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:16:35,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:16:35,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:35" (1/1) ... [2024-12-06 06:16:35,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:16:35,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:16:35,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:16:35,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:16:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 06:16:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 06:16:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 06:16:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 06:16:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-06 06:16:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 06:16:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:16:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:16:35,613 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 06:16:35,736 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:16:35,738 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:16:36,981 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 06:16:36,982 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:16:37,023 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:16:37,023 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:16:37,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:16:37 BoogieIcfgContainer [2024-12-06 06:16:37,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:16:37,025 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:16:37,025 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:16:37,036 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:16:37,036 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:16:37" (1/1) ... [2024-12-06 06:16:37,037 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 06:16:37,043 INFO L158 Benchmark]: Toolchain (without parser) took 2202.33ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 99.5MB in the end (delta: 15.0MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-12-06 06:16:37,044 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:16:37,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.35ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 76.6MB in the end (delta: 38.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 06:16:37,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.44ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 67.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:16:37,045 INFO L158 Benchmark]: Boogie Preprocessor took 66.94ms. Allocated memory is still 142.6MB. Free memory was 67.9MB in the beginning and 61.8MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:16:37,046 INFO L158 Benchmark]: RCFGBuilder took 1466.16ms. Allocated memory is still 142.6MB. Free memory was 61.8MB in the beginning and 100.4MB in the end (delta: -38.6MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-12-06 06:16:37,046 INFO L158 Benchmark]: CodeCheck took 16.76ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 99.5MB in the end (delta: 920.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:16:37,048 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.35ms. Allocated memory is still 142.6MB. Free memory was 114.5MB in the beginning and 76.6MB in the end (delta: 38.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.44ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 67.9MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.94ms. Allocated memory is still 142.6MB. Free memory was 67.9MB in the beginning and 61.8MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1466.16ms. Allocated memory is still 142.6MB. Free memory was 61.8MB in the beginning and 100.4MB in the end (delta: -38.6MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * CodeCheck took 16.76ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 99.5MB in the end (delta: 920.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:16:37,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b --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 f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:16:39,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:16:39,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:16:39,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:16:39,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:16:39,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:16:39,274 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:16:39,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:16:39,274 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:16:39,274 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:16:39,275 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:16:39,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:16:39,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:16:39,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:16:39,277 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:16:39,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:16:39,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:16:39,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:16:39,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:16:39,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:16:39,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:16:39,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:16:39,278 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:16:39,278 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:16:39,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b 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 -> f58af1aa15d4bec1241042c84c595fb9585ff7c461dd0b44f9fde0638838779a [2024-12-06 06:16:39,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:16:39,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:16:39,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:16:39,568 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:16:39,568 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:16:39,570 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_ok_longer.i [2024-12-06 06:16:42,377 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/6cd92ac43/c4088cba2c064a97b807d1469e4560d7/FLAG78d67cb2a [2024-12-06 06:16:42,622 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:16:42,622 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i [2024-12-06 06:16:42,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/6cd92ac43/c4088cba2c064a97b807d1469e4560d7/FLAG78d67cb2a [2024-12-06 06:16:42,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/data/6cd92ac43/c4088cba2c064a97b807d1469e4560d7 [2024-12-06 06:16:42,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:16:42,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:16:42,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:16:42,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:16:42,654 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:16:42,655 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:16:42" (1/1) ... [2024-12-06 06:16:42,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd6be52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:42, skipping insertion in model container [2024-12-06 06:16:42,655 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:16:42" (1/1) ... [2024-12-06 06:16:42,684 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:16:43,043 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2024-12-06 06:16:43,049 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2024-12-06 06:16:43,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:16:43,093 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:16:43,143 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43272,43285] [2024-12-06 06:16:43,144 WARN L250 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_8bec2444-6d34-42a3-99b3-3a5adeed06d6/sv-benchmarks/c/pthread/queue_ok_longer.i[43545,43558] [2024-12-06 06:16:43,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:16:43,269 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:16:43,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43 WrapperNode [2024-12-06 06:16:43,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:16:43,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:16:43,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:16:43,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:16:43,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,359 INFO L138 Inliner]: procedures = 278, calls = 852, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 963 [2024-12-06 06:16:43,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:16:43,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:16:43,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:16:43,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:16:43,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,410 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:16:43,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:16:43,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:16:43,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:16:43,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:16:43" (1/1) ... [2024-12-06 06:16:43,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:16:43,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:16:43,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:16:43,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:16:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 06:16:43,497 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 06:16:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 06:16:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-06 06:16:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:16:43,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:16:43,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:16:43,500 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 06:16:43,644 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:16:43,645 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:16:45,351 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 06:16:45,351 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:16:45,392 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:16:45,393 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:16:45,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:16:45 BoogieIcfgContainer [2024-12-06 06:16:45,393 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:16:45,394 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:16:45,394 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:16:45,402 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:16:45,402 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:16:45" (1/1) ... [2024-12-06 06:16:45,403 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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) [2024-12-06 06:16:45,408 INFO L158 Benchmark]: Toolchain (without parser) took 2758.32ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 67.7MB in the beginning and 40.8MB in the end (delta: 26.9MB). Peak memory consumption was 71.5MB. Max. memory is 16.1GB. [2024-12-06 06:16:45,409 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:16:45,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 620.12ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 51.8MB in the end (delta: 15.7MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-12-06 06:16:45,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.69ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 42.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:16:45,410 INFO L158 Benchmark]: Boogie Preprocessor took 75.73ms. Allocated memory is still 92.3MB. Free memory was 42.8MB in the beginning and 36.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 06:16:45,411 INFO L158 Benchmark]: RCFGBuilder took 1957.29ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 36.0MB in the beginning and 42.4MB in the end (delta: -6.4MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2024-12-06 06:16:45,411 INFO L158 Benchmark]: CodeCheck took 13.12ms. Allocated memory is still 134.2MB. Free memory was 42.4MB in the beginning and 40.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:16:45,414 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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 620.12ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 51.8MB in the end (delta: 15.7MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.69ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 42.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.73ms. Allocated memory is still 92.3MB. Free memory was 42.8MB in the beginning and 36.0MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1957.29ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 36.0MB in the beginning and 42.4MB in the end (delta: -6.4MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * CodeCheck took 13.12ms. Allocated memory is still 134.2MB. Free memory was 42.4MB in the beginning and 40.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:16:45,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bec2444-6d34-42a3-99b3-3a5adeed06d6/bin/ukojak-verify-CZk0znPC7b/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