./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/25_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_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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_f18eca76-f63d-4d3e-9223-81dc65dc85be/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 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:24:27,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:24:27,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:24:27,218 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:24:27,218 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:24:27,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:24:27,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:24:27,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:24:27,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:24:27,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:24:27,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:24:27,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:24:27,239 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:24:27,239 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:24:27,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:24:27,240 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:24:27,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:24:27,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:24:27,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:24:27,241 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/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 -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-12-06 01:24:27,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:24:27,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:24:27,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:24:27,454 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:24:27,454 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:24:27,455 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-12-06 01:24:30,060 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/470a98edd/fbce1f1967444915ae2fb06ccd7a92a8/FLAGfa915447e [2024-12-06 01:24:30,308 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:24:30,308 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-12-06 01:24:30,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/470a98edd/fbce1f1967444915ae2fb06ccd7a92a8/FLAGfa915447e [2024-12-06 01:24:30,334 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/470a98edd/fbce1f1967444915ae2fb06ccd7a92a8 [2024-12-06 01:24:30,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:24:30,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:24:30,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:24:30,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:24:30,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:24:30,342 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6af943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30, skipping insertion in model container [2024-12-06 01:24:30,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,368 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:24:30,611 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-12-06 01:24:30,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:24:30,681 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:24:30,715 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-12-06 01:24:30,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:24:30,767 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:24:30,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30 WrapperNode [2024-12-06 01:24:30,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:24:30,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:24:30,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:24:30,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:24:30,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,841 INFO L138 Inliner]: procedures = 171, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2050 [2024-12-06 01:24:30,842 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:24:30,842 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:24:30,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:24:30,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:24:30,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,880 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,888 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:24:30,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:24:30,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:24:30,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:24:30,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:30" (1/1) ... [2024-12-06 01:24:30,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:24:30,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:24:30,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:24:30,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 01:24:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-12-06 01:24:30,955 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:24:30,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:24:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 01:24:30,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:24:30,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:24:30,957 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 01:24:31,063 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:24:31,064 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:24:32,502 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:24:32,502 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:24:32,610 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:24:32,611 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:24:32,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:24:32 BoogieIcfgContainer [2024-12-06 01:24:32,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:24:32,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:24:32,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:24:32,621 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:24:32,621 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:24:32" (1/1) ... [2024-12-06 01:24:32,622 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 01:24:32,627 INFO L158 Benchmark]: Toolchain (without parser) took 2289.19ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 55.9MB in the end (delta: 62.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-12-06 01:24:32,628 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 81.5MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:24:32,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.32ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 84.8MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 01:24:32,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.57ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 75.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:24:32,629 INFO L158 Benchmark]: Boogie Preprocessor took 68.63ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 67.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:24:32,629 INFO L158 Benchmark]: RCFGBuilder took 1699.94ms. Allocated memory is still 142.6MB. Free memory was 67.1MB in the beginning and 57.0MB in the end (delta: 10.0MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-12-06 01:24:32,629 INFO L158 Benchmark]: CodeCheck took 13.87ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:24:32,631 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 0.24ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 81.5MB in the end (delta: 31.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.32ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 84.8MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.57ms. Allocated memory is still 142.6MB. Free memory was 84.8MB in the beginning and 75.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.63ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 67.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1699.94ms. Allocated memory is still 142.6MB. Free memory was 67.1MB in the beginning and 57.0MB in the end (delta: 10.0MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * CodeCheck took 13.87ms. Allocated memory is still 142.6MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:24:32,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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_f18eca76-f63d-4d3e-9223-81dc65dc85be/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 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:24:34,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:24:34,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:24:34,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:24:34,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:24:34,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:24:34,686 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:24:34,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:24:34,687 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:24:34,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:24:34,688 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:24:34,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:24:34,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:24:34,689 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:24:34,689 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/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 -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-12-06 01:24:34,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:24:34,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:24:34,912 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:24:34,913 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:24:34,913 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:24:34,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-12-06 01:24:37,590 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/55174468a/59e4fb9468234149b4a6ff384493ac02/FLAG7193f7710 [2024-12-06 01:24:37,843 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:24:37,843 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-12-06 01:24:37,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/55174468a/59e4fb9468234149b4a6ff384493ac02/FLAG7193f7710 [2024-12-06 01:24:38,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/data/55174468a/59e4fb9468234149b4a6ff384493ac02 [2024-12-06 01:24:38,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:24:38,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:24:38,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:24:38,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:24:38,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:24:38,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12027e7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38, skipping insertion in model container [2024-12-06 01:24:38,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:24:38,416 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-12-06 01:24:38,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:24:38,479 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:24:38,519 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_f18eca76-f63d-4d3e-9223-81dc65dc85be/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-12-06 01:24:38,522 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:24:38,593 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:24:38,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38 WrapperNode [2024-12-06 01:24:38,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:24:38,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:24:38,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:24:38,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:24:38,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,667 INFO L138 Inliner]: procedures = 175, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2047 [2024-12-06 01:24:38,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:24:38,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:24:38,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:24:38,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:24:38,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,683 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,683 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,710 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:24:38,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:24:38,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:24:38,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:24:38,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:24:38" (1/1) ... [2024-12-06 01:24:38,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:24:38,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:24:38,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:24:38,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:24:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 01:24:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-12-06 01:24:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-06 01:24:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:24:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:24:38,804 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 01:24:38,919 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:24:38,920 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:24:41,031 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:24:41,031 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:24:41,165 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:24:41,165 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 01:24:41,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:24:41 BoogieIcfgContainer [2024-12-06 01:24:41,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:24:41,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:24:41,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:24:41,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:24:41,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:24:41" (1/1) ... [2024-12-06 01:24:41,178 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 01:24:41,184 INFO L158 Benchmark]: Toolchain (without parser) took 3015.18ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 68.6MB in the beginning and 73.8MB in the end (delta: -5.2MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-12-06 01:24:41,184 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:24:41,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.50ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 58.1MB in the end (delta: 10.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-12-06 01:24:41,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.53ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 49.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:24:41,186 INFO L158 Benchmark]: Boogie Preprocessor took 78.73ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 39.9MB in the end (delta: 9.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:24:41,186 INFO L158 Benchmark]: RCFGBuilder took 2418.13ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 39.5MB in the beginning and 75.8MB in the end (delta: -36.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-12-06 01:24:41,187 INFO L158 Benchmark]: CodeCheck took 15.52ms. Allocated memory is still 134.2MB. Free memory was 74.8MB in the beginning and 73.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:24:41,189 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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.50ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 58.1MB in the end (delta: 10.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.53ms. Allocated memory is still 92.3MB. Free memory was 58.1MB in the beginning and 49.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.73ms. Allocated memory is still 92.3MB. Free memory was 49.1MB in the beginning and 39.9MB in the end (delta: 9.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2418.13ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 39.5MB in the beginning and 75.8MB in the end (delta: -36.2MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. * CodeCheck took 15.52ms. Allocated memory is still 134.2MB. Free memory was 74.8MB in the beginning and 73.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:24:41,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f18eca76-f63d-4d3e-9223-81dc65dc85be/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