./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 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:33:00,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:33:00,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:33:00,300 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:33:00,301 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:33:00,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:33:00,330 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:33:00,330 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:33:00,331 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:33:00,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:33:00,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:33:00,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:33:00,334 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:33:00,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:33:00,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:33:00,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:33:00,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:33:00,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:33:00,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:33:00,337 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:33:00,338 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:33:00,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:33:00,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:33:00,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:33:00,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:33:00,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:33:00,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:33:00,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:00,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:33:00,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:33:00,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:33:00,345 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:33:00,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:33:00,346 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-11-08 22:33:00,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:33:00,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:33:00,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:33:00,749 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:33:00,749 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:33:00,752 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i Unable to find full path for "g++" [2024-11-08 22:33:03,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:33:03,588 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:33:03,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-08 22:33:03,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/5f6258eef/7a1c438c2ae84cb2ad6d8b0ff4cda1c9/FLAG57ff076aa [2024-11-08 22:33:03,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/5f6258eef/7a1c438c2ae84cb2ad6d8b0ff4cda1c9 [2024-11-08 22:33:03,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:33:03,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:33:03,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:03,645 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:33:03,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:33:03,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:03" (1/1) ... [2024-11-08 22:33:03,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@457897c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:03, skipping insertion in model container [2024-11-08 22:33:03,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:03" (1/1) ... [2024-11-08 22:33:03,741 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:33:04,323 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-11-08 22:33:04,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:04,451 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:33:04,501 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-11-08 22:33:04,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:04,608 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:33:04,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04 WrapperNode [2024-11-08 22:33:04,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:04,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:04,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:33:04,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:33:04,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,759 INFO L138 Inliner]: procedures = 171, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2050 [2024-11-08 22:33:04,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:04,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:33:04,764 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:33:04,764 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:33:04,776 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,777 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,789 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,836 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:33:04,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:33:04,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:33:04,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:33:04,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:04" (1/1) ... [2024-11-08 22:33:04,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:04,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:33:04,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:33:04,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:33:04,970 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:33:04,971 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:33:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:33:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:33:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:33:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-11-08 22:33:04,972 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-11-08 22:33:04,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:33:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:33:04,973 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:33:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:33:04,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:33:04,977 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 22:33:05,198 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:33:05,201 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:33:07,826 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:33:07,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:33:08,060 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:33:08,064 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:33:08,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:33:08 BoogieIcfgContainer [2024-11-08 22:33:08,065 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:33:08,066 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:33:08,066 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:33:08,079 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:33:08,080 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:33:08" (1/1) ... [2024-11-08 22:33:08,081 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 22:33:08,091 INFO L158 Benchmark]: Toolchain (without parser) took 4446.70ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 110.5MB in the beginning and 132.7MB in the end (delta: -22.2MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2024-11-08 22:33:08,091 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 100.7MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:33:08,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 966.41ms. Allocated memory is still 146.8MB. Free memory was 110.1MB in the beginning and 110.4MB in the end (delta: -222.1kB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-11-08 22:33:08,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.63ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 100.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:33:08,094 INFO L158 Benchmark]: Boogie Preprocessor took 116.07ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 91.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:33:08,095 INFO L158 Benchmark]: RCFGBuilder took 3187.12ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 91.7MB in the beginning and 133.8MB in the end (delta: -42.0MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2024-11-08 22:33:08,096 INFO L158 Benchmark]: CodeCheck took 20.37ms. Allocated memory is still 211.8MB. Free memory was 133.8MB in the beginning and 132.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:33:08,100 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 0.46ms. Allocated memory is still 100.7MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 966.41ms. Allocated memory is still 146.8MB. Free memory was 110.1MB in the beginning and 110.4MB in the end (delta: -222.1kB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.63ms. Allocated memory is still 146.8MB. Free memory was 110.4MB in the beginning and 100.9MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.07ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 91.7MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3187.12ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 91.7MB in the beginning and 133.8MB in the end (delta: -42.0MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * CodeCheck took 20.37ms. Allocated memory is still 211.8MB. Free memory was 133.8MB in the beginning and 132.7MB 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. [2024-11-08 22:33:08,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:33:11,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:33:11,319 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:33:11,371 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:33:11,372 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:33:11,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:33:11,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:33:11,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:33:11,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:33:11,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:33:11,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:33:11,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:33:11,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:33:11,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:33:11,379 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:33:11,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:33:11,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:33:11,381 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:33:11,381 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:33:11,382 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:33:11,382 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:33:11,387 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:33:11,388 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:33:11,388 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:33:11,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:33:11,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:33:11,393 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:33:11,393 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:33:11,394 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:33:11,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:11,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:33:11,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:33:11,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:33:11,397 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:33:11,398 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:33:11,401 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:33:11,402 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 572f30a11eb1875d022a7591921c07965188882988e15e9eab6f0a68b203b580 [2024-11-08 22:33:11,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:33:11,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:33:11,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:33:11,933 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:33:11,934 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:33:11,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/25_stack_longest-2.i Unable to find full path for "g++" [2024-11-08 22:33:14,341 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:33:14,590 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:33:14,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i [2024-11-08 22:33:14,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/a1a8bfdde/b43a4ecf7370427f8db9f4c360cebe36/FLAG7630d9c82 [2024-11-08 22:33:14,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/data/a1a8bfdde/b43a4ecf7370427f8db9f4c360cebe36 [2024-11-08 22:33:14,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:33:14,634 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:33:14,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:14,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:33:14,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:33:14,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:14" (1/1) ... [2024-11-08 22:33:14,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e18e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:14, skipping insertion in model container [2024-11-08 22:33:14,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:14" (1/1) ... [2024-11-08 22:33:14,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:33:15,139 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-11-08 22:33:15,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:15,279 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:33:15,346 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_4e92ac80-a670-4a90-9b22-a02d13516e2c/sv-benchmarks/c/pthread-ext/25_stack_longest-2.i[31351,31364] [2024-11-08 22:33:15,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:15,457 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:33:15,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15 WrapperNode [2024-11-08 22:33:15,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:15,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:15,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:33:15,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:33:15,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,622 INFO L138 Inliner]: procedures = 175, calls = 35, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 2047 [2024-11-08 22:33:15,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:15,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:33:15,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:33:15,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:33:15,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:33:15,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:33:15,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:33:15,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:33:15,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:15,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:33:15,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:33:15,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:33:15,858 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-08 22:33:15,859 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-08 22:33:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:33:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:33:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:33:15,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:33:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:33:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-11-08 22:33:15,860 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-11-08 22:33:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:33:15,860 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:33:15,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:33:15,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:33:15,863 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 22:33:16,035 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:33:16,037 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:33:18,694 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:33:18,695 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:33:18,912 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:33:18,913 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:33:18,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:33:18 BoogieIcfgContainer [2024-11-08 22:33:18,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:33:18,918 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:33:18,918 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:33:18,932 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:33:18,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:33:18" (1/1) ... [2024-11-08 22:33:18,934 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 22:33:18,943 INFO L158 Benchmark]: Toolchain (without parser) took 4304.87ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 49.2MB in the beginning and 79.4MB in the end (delta: -30.2MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,943 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:33:18,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 822.90ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 56.1MB in the end (delta: -6.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.87ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 46.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,946 INFO L158 Benchmark]: Boogie Preprocessor took 158.76ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 46.5MB in the beginning and 95.6MB in the end (delta: -49.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,947 INFO L158 Benchmark]: RCFGBuilder took 3133.65ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 80.8MB in the end (delta: 14.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,948 INFO L158 Benchmark]: CodeCheck took 20.23ms. Allocated memory is still 127.9MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:33:18,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 822.90ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 56.1MB in the end (delta: -6.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.87ms. Allocated memory is still 90.2MB. Free memory was 56.1MB in the beginning and 46.5MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.76ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 46.5MB in the beginning and 95.6MB in the end (delta: -49.1MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3133.65ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 80.8MB in the end (delta: 14.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * CodeCheck took 20.23ms. Allocated memory is still 127.9MB. Free memory was 80.8MB in the beginning and 79.4MB in the end (delta: 1.4MB). 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 22:33:19,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e92ac80-a670-4a90-9b22-a02d13516e2c/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