./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longest-2.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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:18:52,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:18:52,476 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:18:52,481 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:18:52,481 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:18:52,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:18:52,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:18:52,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:18:52,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:18:52,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:18:52,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:18:52,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:18:52,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:18:52,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:18:52,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:52,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:18:52,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:18:52,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:18:52,506 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:18:52,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:18:52,506 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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 -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2024-12-06 00:18:52,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:18:52,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:18:52,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:18:52,760 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:18:52,760 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:18:52,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 00:18:55,414 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/62a1ca196/cf8589cbda514036bb7fb68656a81276/FLAGbcffc43cf [2024-12-06 00:18:55,667 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:18:55,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 00:18:55,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/62a1ca196/cf8589cbda514036bb7fb68656a81276/FLAGbcffc43cf [2024-12-06 00:18:55,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/62a1ca196/cf8589cbda514036bb7fb68656a81276 [2024-12-06 00:18:55,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:18:55,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:18:55,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:55,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:18:55,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:18:55,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:55" (1/1) ... [2024-12-06 00:18:55,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6771ba7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:55, skipping insertion in model container [2024-12-06 00:18:55,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:18:55" (1/1) ... [2024-12-06 00:18:55,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:18:56,017 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i[41530,41543] [2024-12-06 00:18:56,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:56,077 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:18:56,119 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i[41530,41543] [2024-12-06 00:18:56,127 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:18:56,211 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:18:56,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56 WrapperNode [2024-12-06 00:18:56,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:18:56,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:56,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:18:56,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:18:56,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,289 INFO L138 Inliner]: procedures = 277, calls = 830, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 931 [2024-12-06 00:18:56,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:18:56,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:18:56,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:18:56,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:18:56,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,334 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,346 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:18:56,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:18:56,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:18:56,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:18:56,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:18:56" (1/1) ... [2024-12-06 00:18:56,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:56,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:18:56,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:18:56,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:18:56,413 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 00:18:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 00:18:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-12-06 00:18:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-12-06 00:18:56,414 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:18:56,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:18:56,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:18:56,416 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 00:18:56,535 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:18:56,537 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:18:57,614 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:18:57,615 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:18:57,672 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:18:57,672 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:18:57,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:57 BoogieIcfgContainer [2024-12-06 00:18:57,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:18:57,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:18:57,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:18:57,683 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:18:57,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:18:57" (1/1) ... [2024-12-06 00:18:57,684 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:18:57,689 INFO L158 Benchmark]: Toolchain (without parser) took 1990.73ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 104.3MB in the end (delta: 11.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-12-06 00:18:57,689 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:57,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.37ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 78.1MB in the end (delta: 37.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 00:18:57,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.49ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 69.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:18:57,690 INFO L158 Benchmark]: Boogie Preprocessor took 62.46ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 63.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:57,691 INFO L158 Benchmark]: RCFGBuilder took 1319.61ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 106.1MB in the end (delta: -42.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-12-06 00:18:57,691 INFO L158 Benchmark]: CodeCheck took 13.85ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:18:57,693 INFO L338 ainManager$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 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.37ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 78.1MB in the end (delta: 37.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.49ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 69.4MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.46ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 63.7MB in the end (delta: 5.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1319.61ms. Allocated memory is still 142.6MB. Free memory was 63.7MB in the beginning and 106.1MB in the end (delta: -42.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 13.85ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 104.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:18:57,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:18:59,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:18:59,754 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:18:59,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:18:59,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:18:59,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:18:59,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:18:59,780 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:18:59,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:18:59,781 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:59,781 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:18:59,782 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:18:59,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:18:59,782 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:18:59,783 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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 -> 5773bc320dd9dee5d943610df8c4ec3040864edddf388dd42a51d37167245e47 [2024-12-06 00:19:00,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:19:00,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:19:00,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:19:00,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:19:00,035 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:19:00,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 00:19:02,707 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/7561d881d/77b9db7aa7f544debc0ba8665e48bf35/FLAG2ed34f789 [2024-12-06 00:19:02,961 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:19:02,962 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i [2024-12-06 00:19:02,975 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/7561d881d/77b9db7aa7f544debc0ba8665e48bf35/FLAG2ed34f789 [2024-12-06 00:19:03,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/data/7561d881d/77b9db7aa7f544debc0ba8665e48bf35 [2024-12-06 00:19:03,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:19:03,260 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:19:03,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:19:03,262 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:19:03,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:19:03,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4666f3ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03, skipping insertion in model container [2024-12-06 00:19:03,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:19:03,595 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i[41530,41543] [2024-12-06 00:19:03,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:19:03,658 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:19:03,703 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_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/sv-benchmarks/c/pthread/stack_longest-2.i[41530,41543] [2024-12-06 00:19:03,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:19:03,836 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:19:03,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03 WrapperNode [2024-12-06 00:19:03,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:19:03,837 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:19:03,837 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:19:03,837 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:19:03,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,926 INFO L138 Inliner]: procedures = 281, calls = 830, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 928 [2024-12-06 00:19:03,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:19:03,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:19:03,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:19:03,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:19:03,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,975 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,990 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:03,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:19:03,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:19:03,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:19:03,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:19:03,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:19:03" (1/1) ... [2024-12-06 00:19:04,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:19:04,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:19:04,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:19:04,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 00:19:04,054 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 00:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-12-06 00:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-12-06 00:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-12-06 00:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:19:04,057 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 00:19:04,188 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:19:04,190 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:19:05,607 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:19:05,607 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:19:05,652 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:19:05,652 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:19:05,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:19:05 BoogieIcfgContainer [2024-12-06 00:19:05,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:19:05,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:19:05,653 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:19:05,664 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:19:05,664 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:19:05" (1/1) ... [2024-12-06 00:19:05,665 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 00:19:05,671 INFO L158 Benchmark]: Toolchain (without parser) took 2409.52ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 67.9MB in the beginning and 87.0MB in the end (delta: -19.1MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-12-06 00:19:05,671 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:19:05,672 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.05ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 52.1MB in the end (delta: 15.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2024-12-06 00:19:05,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.97ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 43.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:19:05,673 INFO L158 Benchmark]: Boogie Preprocessor took 70.97ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 37.0MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:19:05,674 INFO L158 Benchmark]: RCFGBuilder took 1654.19ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 36.6MB in the beginning and 88.3MB in the end (delta: -51.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-12-06 00:19:05,674 INFO L158 Benchmark]: CodeCheck took 15.96ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 87.0MB in the end (delta: 775.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:19:05,676 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 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.05ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 52.1MB in the end (delta: 15.7MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.97ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 43.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.97ms. Allocated memory is still 92.3MB. Free memory was 43.4MB in the beginning and 37.0MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1654.19ms. Allocated memory was 92.3MB in the beginning and 142.6MB in the end (delta: 50.3MB). Free memory was 36.6MB in the beginning and 88.3MB in the end (delta: -51.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 15.96ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 87.0MB in the end (delta: 775.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:19:05,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d5c2dde-da4b-408a-a6be-db9e2d3ace96/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