./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk --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 7e58d7f1f699ed489e778ac486d67f22936f81ae8faf9ccd7ef1f41eb68480e6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:42,669 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:42,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:42,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:42,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:42,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:42,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:42,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:42,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:42,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:42,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:42,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:42,787 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:42,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:42,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:42,790 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:42,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:42,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:42,791 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:42,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:42,792 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:42,795 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:42,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:42,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:42,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:42,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:42,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:42,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:42,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:42,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:42,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:42,800 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:42,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:42,801 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e58d7f1f699ed489e778ac486d67f22936f81ae8faf9ccd7ef1f41eb68480e6 [2024-11-08 22:05:43,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:43,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:43,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:43,141 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:43,142 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:43,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i Unable to find full path for "g++" [2024-11-08 22:05:45,217 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:45,541 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:45,542 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2024-11-08 22:05:45,563 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/ae6c220ec/3849f91c0628480cbc7c5ee3ab25924d/FLAGfb89fce2a [2024-11-08 22:05:45,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/ae6c220ec/3849f91c0628480cbc7c5ee3ab25924d [2024-11-08 22:05:45,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:45,583 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:45,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:45,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:45,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:45,593 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:45" (1/1) ... [2024-11-08 22:05:45,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295f9a6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:45, skipping insertion in model container [2024-11-08 22:05:45,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:45" (1/1) ... [2024-11-08 22:05:45,660 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:46,181 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_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i[31348,31361] [2024-11-08 22:05:46,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:46,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:46,379 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_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i[31348,31361] [2024-11-08 22:05:46,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:46,464 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:46,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46 WrapperNode [2024-11-08 22:05:46,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:46,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:46,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:46,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:46,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,599 INFO L138 Inliner]: procedures = 171, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2050 [2024-11-08 22:05:46,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:46,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:46,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:46,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:46,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,739 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:46,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:46,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:46,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:46,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:46,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:46,813 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:46,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:05:46,852 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:05:46,852 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:05:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:05:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:46,853 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-11-08 22:05:46,853 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-11-08 22:05:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:05:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:05:46,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:46,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:46,857 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:05:47,048 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:47,050 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:49,699 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:05:49,699 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:49,914 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:49,915 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:05:49,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:49 BoogieIcfgContainer [2024-11-08 22:05:49,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:49,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:49,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:49,948 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:49,948 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:49" (1/1) ... [2024-11-08 22:05:49,949 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) [2024-11-08 22:05:49,961 INFO L158 Benchmark]: Toolchain (without parser) took 4377.13ms. Allocated memory was 161.5MB in the beginning and 241.2MB in the end (delta: 79.7MB). Free memory was 124.3MB in the beginning and 183.8MB in the end (delta: -59.5MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,962 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 161.5MB. Free memory is still 131.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:49,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.50ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 88.2MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.89ms. Allocated memory is still 161.5MB. Free memory was 88.2MB in the beginning and 78.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,967 INFO L158 Benchmark]: Boogie Preprocessor took 166.37ms. Allocated memory is still 161.5MB. Free memory was 78.4MB in the beginning and 69.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,971 INFO L158 Benchmark]: RCFGBuilder took 3147.36ms. Allocated memory was 161.5MB in the beginning and 241.2MB in the end (delta: 79.7MB). Free memory was 69.1MB in the beginning and 184.9MB in the end (delta: -115.7MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,972 INFO L158 Benchmark]: CodeCheck took 39.16ms. Allocated memory is still 241.2MB. Free memory was 184.9MB in the beginning and 183.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:49,977 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 0.33ms. Allocated memory is still 161.5MB. Free memory is still 131.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 880.50ms. Allocated memory is still 161.5MB. Free memory was 124.0MB in the beginning and 88.2MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.89ms. Allocated memory is still 161.5MB. Free memory was 88.2MB in the beginning and 78.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.37ms. Allocated memory is still 161.5MB. Free memory was 78.4MB in the beginning and 69.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3147.36ms. Allocated memory was 161.5MB in the beginning and 241.2MB in the end (delta: 79.7MB). Free memory was 69.1MB in the beginning and 184.9MB in the end (delta: -115.7MB). Peak memory consumption was 52.9MB. Max. memory is 16.1GB. * CodeCheck took 39.16ms. Allocated memory is still 241.2MB. Free memory was 184.9MB in the beginning and 183.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:05:50,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk --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 7e58d7f1f699ed489e778ac486d67f22936f81ae8faf9ccd7ef1f41eb68480e6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:52,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:52,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:05:53,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:53,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:53,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:53,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:53,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:53,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:53,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:53,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:53,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:53,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:53,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:53,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:53,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:53,059 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:05:53,060 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:05:53,060 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:53,060 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:05:53,061 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:53,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:53,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:53,067 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:53,067 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:53,067 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:53,068 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:53,068 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:05:53,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:53,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:53,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:53,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:53,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:53,070 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:05:53,070 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:53,071 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:05:53,071 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e58d7f1f699ed489e778ac486d67f22936f81ae8faf9ccd7ef1f41eb68480e6 [2024-11-08 22:05:53,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:53,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:53,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:53,532 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:53,533 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:53,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1.i Unable to find full path for "g++" [2024-11-08 22:05:55,633 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:55,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:55,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i [2024-11-08 22:05:56,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/816604d32/b32d3b2f733749a289df7b0558f39cdc/FLAG74c169b42 [2024-11-08 22:05:56,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/data/816604d32/b32d3b2f733749a289df7b0558f39cdc [2024-11-08 22:05:56,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:56,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:56,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:56,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:56,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:56,207 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:56" (1/1) ... [2024-11-08 22:05:56,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc2c589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:56, skipping insertion in model container [2024-11-08 22:05:56,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:56" (1/1) ... [2024-11-08 22:05:56,268 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:56,833 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_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i[31348,31361] [2024-11-08 22:05:56,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:56,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:57,008 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_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/sv-benchmarks/c/pthread-ext/25_stack_longest-1.i[31348,31361] [2024-11-08 22:05:57,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:57,099 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:57,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57 WrapperNode [2024-11-08 22:05:57,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:57,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:57,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:57,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,161 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,246 INFO L138 Inliner]: procedures = 175, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2047 [2024-11-08 22:05:57,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:57,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:57,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:57,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:57,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,363 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:57,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:57,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:57,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:57,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:57" (1/1) ... [2024-11-08 22:05:57,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:57,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:57,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:57,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:57,493 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:05:57,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:05:57,494 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:05:57,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:05:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:05:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:05:57,495 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-11-08 22:05:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-11-08 22:05:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:05:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:05:57,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:57,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:57,498 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:05:57,706 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:57,710 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:00,631 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:06:00,632 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:00,832 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:00,834 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:06:00,835 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:00 BoogieIcfgContainer [2024-11-08 22:06:00,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:00,835 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:00,835 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:00,843 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:00,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:00" (1/1) ... [2024-11-08 22:06:00,844 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) [2024-11-08 22:06:00,848 INFO L158 Benchmark]: Toolchain (without parser) took 4651.04ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 47.4MB in the beginning and 64.0MB in the end (delta: -16.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-08 22:06:00,849 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 58.7MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:00,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 900.22ms. Allocated memory is still 73.4MB. Free memory was 47.3MB in the beginning and 40.6MB in the end (delta: 6.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2024-11-08 22:06:00,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.66ms. Allocated memory is still 73.4MB. Free memory was 40.6MB in the beginning and 31.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:06:00,850 INFO L158 Benchmark]: Boogie Preprocessor took 165.26ms. Allocated memory is still 73.4MB. Free memory was 31.0MB in the beginning and 36.2MB in the end (delta: -5.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:00,851 INFO L158 Benchmark]: RCFGBuilder took 3419.85ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 36.2MB in the beginning and 65.3MB in the end (delta: -29.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2024-11-08 22:06:00,851 INFO L158 Benchmark]: CodeCheck took 11.13ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 64.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:00,855 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 0.72ms. Allocated memory is still 58.7MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 900.22ms. Allocated memory is still 73.4MB. Free memory was 47.3MB in the beginning and 40.6MB in the end (delta: 6.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.66ms. Allocated memory is still 73.4MB. Free memory was 40.6MB in the beginning and 31.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.26ms. Allocated memory is still 73.4MB. Free memory was 31.0MB in the beginning and 36.2MB in the end (delta: -5.1MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3419.85ms. Allocated memory was 73.4MB in the beginning and 113.2MB in the end (delta: 39.8MB). Free memory was 36.2MB in the beginning and 65.3MB in the end (delta: -29.1MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * CodeCheck took 11.13ms. Allocated memory is still 113.2MB. Free memory was 65.3MB in the beginning and 64.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:00,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64e463c1-bb71-4c0b-9310-e92fdcbe70dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported