./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok_longest.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_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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_06828f4f-9d86-458d-ab9f-899fd8435872/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:59:53,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:59:53,347 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:59:53,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:59:53,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:59:53,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:59:53,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:59:53,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:59:53,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:59:53,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:59:53,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:59:53,373 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:59:53,374 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:59:53,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:59:53,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:59:53,374 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:59:53,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:59:53,375 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_06828f4f-9d86-458d-ab9f-899fd8435872/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 -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2024-12-06 05:59:53,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:59:53,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:59:53,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:59:53,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:59:53,621 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:59:53,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2024-12-06 05:59:56,338 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/d17be15c1/404483b084284c2a8a55fa5856b99574/FLAG553513e3f [2024-12-06 05:59:56,555 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:59:56,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i [2024-12-06 05:59:56,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/d17be15c1/404483b084284c2a8a55fa5856b99574/FLAG553513e3f [2024-12-06 05:59:56,581 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/d17be15c1/404483b084284c2a8a55fa5856b99574 [2024-12-06 05:59:56,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:59:56,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:59:56,586 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:59:56,586 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:59:56,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:59:56,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:59:56" (1/1) ... [2024-12-06 05:59:56,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5865af7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:56, skipping insertion in model container [2024-12-06 05:59:56,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:59:56" (1/1) ... [2024-12-06 05:59:56,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:59:56,934 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2024-12-06 05:59:56,939 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2024-12-06 05:59:56,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:59:56,989 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:59:57,035 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2024-12-06 05:59:57,037 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2024-12-06 05:59:57,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:59:57,135 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:59:57,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57 WrapperNode [2024-12-06 05:59:57,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:59:57,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:59:57,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:59:57,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:59:57,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,251 INFO L138 Inliner]: procedures = 274, calls = 1652, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 1767 [2024-12-06 05:59:57,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:59:57,252 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:59:57,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:59:57,252 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:59:57,258 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,274 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,319 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:59:57,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:59:57,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:59:57,349 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:59:57,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:59:57" (1/1) ... [2024-12-06 05:59:57,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:59:57,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:59:57,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:59:57,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 05:59:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 05:59:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-06 05:59:57,393 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:59:57,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:59:57,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:59:57,395 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 05:59:57,504 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:59:57,506 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:59:59,365 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:59:59,365 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:59:59,422 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:59:59,422 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 05:59:59,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:59:59 BoogieIcfgContainer [2024-12-06 05:59:59,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:59:59,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:59:59,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:59:59,434 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:59:59,434 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:59:59" (1/1) ... [2024-12-06 05:59:59,435 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 05:59:59,440 INFO L158 Benchmark]: Toolchain (without parser) took 2854.84ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 91.0MB in the beginning and 60.5MB in the end (delta: 30.5MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,440 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:59:59,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.60ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 44.3MB in the end (delta: 46.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.28ms. Allocated memory is still 117.4MB. Free memory was 44.3MB in the beginning and 79.1MB in the end (delta: -34.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,442 INFO L158 Benchmark]: Boogie Preprocessor took 95.39ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 68.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,442 INFO L158 Benchmark]: RCFGBuilder took 2074.74ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 68.9MB in the beginning and 62.2MB in the end (delta: 6.7MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,442 INFO L158 Benchmark]: CodeCheck took 14.82ms. Allocated memory is still 192.9MB. Free memory was 62.2MB in the beginning and 60.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:59:59,445 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 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.60ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 44.3MB in the end (delta: 46.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.28ms. Allocated memory is still 117.4MB. Free memory was 44.3MB in the beginning and 79.1MB in the end (delta: -34.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.39ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 68.9MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2074.74ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 68.9MB in the beginning and 62.2MB in the end (delta: 6.7MB). Peak memory consumption was 76.6MB. Max. memory is 16.1GB. * CodeCheck took 14.82ms. Allocated memory is still 192.9MB. Free memory was 62.2MB in the beginning and 60.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:59:59,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok_longest.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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_06828f4f-9d86-458d-ab9f-899fd8435872/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 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 06:00:01,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 06:00:01,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 06:00:01,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 06:00:01,558 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 06:00:01,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 06:00:01,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 06:00:01,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 06:00:01,559 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 06:00:01,560 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 06:00:01,560 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 06:00:01,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:00:01,561 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 06:00:01,561 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 06:00:01,562 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 06:00:01,562 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_06828f4f-9d86-458d-ab9f-899fd8435872/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 -> 0e9bc4a9a6dcd238ac18925269a0bd7c8c54c2dafb57744151e37b58cf6eab8d [2024-12-06 06:00:01,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 06:00:01,818 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 06:00:01,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 06:00:01,821 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 06:00:01,822 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 06:00:01,823 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/queue_ok_longest.i [2024-12-06 06:00:04,491 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/88a2a1679/77d039acd64b4d948485a69c666a760b/FLAGc111ef753 [2024-12-06 06:00:04,726 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 06:00:04,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i [2024-12-06 06:00:04,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/88a2a1679/77d039acd64b4d948485a69c666a760b/FLAGc111ef753 [2024-12-06 06:00:05,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/data/88a2a1679/77d039acd64b4d948485a69c666a760b [2024-12-06 06:00:05,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 06:00:05,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 06:00:05,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 06:00:05,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 06:00:05,068 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 06:00:05,069 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69880e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05, skipping insertion in model container [2024-12-06 06:00:05,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 06:00:05,416 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2024-12-06 06:00:05,421 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2024-12-06 06:00:05,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:00:05,476 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 06:00:05,526 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43280,43293] [2024-12-06 06:00:05,528 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_06828f4f-9d86-458d-ab9f-899fd8435872/sv-benchmarks/c/pthread/queue_ok_longest.i[43553,43566] [2024-12-06 06:00:05,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 06:00:05,656 INFO L204 MainTranslator]: Completed translation [2024-12-06 06:00:05,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05 WrapperNode [2024-12-06 06:00:05,657 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 06:00:05,658 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 06:00:05,658 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 06:00:05,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 06:00:05,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,775 INFO L138 Inliner]: procedures = 278, calls = 1652, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 1763 [2024-12-06 06:00:05,776 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 06:00:05,776 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 06:00:05,776 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 06:00:05,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 06:00:05,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,833 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 06:00:05,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 06:00:05,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 06:00:05,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 06:00:05,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 06:00:05" (1/1) ... [2024-12-06 06:00:05,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 06:00:05,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 06:00:05,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 06:00:05,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 06:00:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 06:00:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 06:00:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2024-12-06 06:00:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 06:00:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 06:00:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 06:00:05,913 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 06:00:06,033 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 06:00:06,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 06:00:08,606 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 06:00:08,606 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 06:00:08,656 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 06:00:08,656 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 06:00:08,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:00:08 BoogieIcfgContainer [2024-12-06 06:00:08,657 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 06:00:08,658 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 06:00:08,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 06:00:08,667 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 06:00:08,667 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 06:00:08" (1/1) ... [2024-12-06 06:00:08,668 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 06:00:08,674 INFO L158 Benchmark]: Toolchain (without parser) took 3609.45ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 67.9MB in the beginning and 102.5MB in the end (delta: -34.6MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-12-06 06:00:08,674 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:00:08,674 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.32ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 40.8MB in the end (delta: 26.9MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-12-06 06:00:08,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.90ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 55.5MB in the end (delta: -14.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-12-06 06:00:08,675 INFO L158 Benchmark]: Boogie Preprocessor took 88.12ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 44.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 06:00:08,676 INFO L158 Benchmark]: RCFGBuilder took 2791.84ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 44.2MB in the beginning and 102.5MB in the end (delta: -58.3MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2024-12-06 06:00:08,676 INFO L158 Benchmark]: CodeCheck took 14.18ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 102.5MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 06:00:08,678 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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.32ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 40.8MB in the end (delta: 26.9MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.90ms. Allocated memory is still 92.3MB. Free memory was 40.8MB in the beginning and 55.5MB in the end (delta: -14.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.12ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 44.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2791.84ms. Allocated memory was 92.3MB in the beginning and 159.4MB in the end (delta: 67.1MB). Free memory was 44.2MB in the beginning and 102.5MB in the end (delta: -58.3MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. * CodeCheck took 14.18ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 102.5MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 06:00:08,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06828f4f-9d86-458d-ab9f-899fd8435872/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported