./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:15:31,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:15:31,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:15:31,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:15:31,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:15:32,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:15:32,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:15:32,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:15:32,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:15:32,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:15:32,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:15:32,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:15:32,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:15:32,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:15:32,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:15:32,025 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:15:32,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:15:32,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:15:32,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:15:32,027 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:15:32,027 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:15:32,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:15:32,032 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:15:32,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:15:32,033 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:15:32,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:15:32,033 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:15:32,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:15:32,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:15:32,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:32,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:15:32,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:15:32,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:15:32,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:15:32,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:15:32,041 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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2024-11-08 22:15:32,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:15:32,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:15:32,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:15:32,475 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:15:32,475 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:15:32,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/stack_longest-1.i Unable to find full path for "g++" [2024-11-08 22:15:34,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:15:34,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:15:34,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/sv-benchmarks/c/pthread/stack_longest-1.i [2024-11-08 22:15:35,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/dd1807167/4bb6bf1460cd4b62a5cc341915378049/FLAG1e072a216 [2024-11-08 22:15:35,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/dd1807167/4bb6bf1460cd4b62a5cc341915378049 [2024-11-08 22:15:35,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:15:35,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:15:35,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:35,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:15:35,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:15:35,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:35" (1/1) ... [2024-11-08 22:15:35,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e7650f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:35, skipping insertion in model container [2024-11-08 22:15:35,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:35" (1/1) ... [2024-11-08 22:15:35,149 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:15:35,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:35,979 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:15:36,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:36,209 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:15:36,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36 WrapperNode [2024-11-08 22:15:36,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:36,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:36,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:15:36,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:15:36,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,403 INFO L138 Inliner]: procedures = 277, calls = 832, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 950 [2024-11-08 22:15:36,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:36,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:15:36,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:15:36,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:15:36,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,509 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:15:36,551 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:15:36,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:15:36,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:15:36,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:36" (1/1) ... [2024-11-08 22:15:36,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:36,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:15:36,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:15:36,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:15:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 22:15:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 22:15:36,637 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 22:15:36,637 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 22:15:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:15:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:15:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:15:36,638 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-11-08 22:15:36,638 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-11-08 22:15:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:15:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:15:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-11-08 22:15:36,639 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-11-08 22:15:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:15:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:15:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:15:36,642 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 22:15:36,815 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:15:36,817 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:15:38,567 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:15:38,569 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:15:38,650 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:15:38,651 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:15:38,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:38 BoogieIcfgContainer [2024-11-08 22:15:38,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:15:38,655 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:15:38,655 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:15:38,669 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:15:38,669 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:38" (1/1) ... [2024-11-08 22:15:38,670 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 22:15:38,679 INFO L158 Benchmark]: Toolchain (without parser) took 3617.14ms. Allocated memory is still 167.8MB. Free memory was 129.6MB in the beginning and 98.6MB in the end (delta: 31.0MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,681 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:38,681 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1144.90ms. Allocated memory is still 167.8MB. Free memory was 129.6MB in the beginning and 103.3MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.95ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 94.4MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,684 INFO L158 Benchmark]: Boogie Preprocessor took 145.49ms. Allocated memory is still 167.8MB. Free memory was 94.4MB in the beginning and 87.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,685 INFO L158 Benchmark]: RCFGBuilder took 2103.05ms. Allocated memory is still 167.8MB. Free memory was 87.6MB in the beginning and 100.0MB in the end (delta: -12.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,686 INFO L158 Benchmark]: CodeCheck took 18.90ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 98.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:15:38,690 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 0.36ms. Allocated memory is still 109.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1144.90ms. Allocated memory is still 167.8MB. Free memory was 129.6MB in the beginning and 103.3MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.95ms. Allocated memory is still 167.8MB. Free memory was 103.3MB in the beginning and 94.4MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.49ms. Allocated memory is still 167.8MB. Free memory was 94.4MB in the beginning and 87.6MB in the end (delta: 6.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2103.05ms. Allocated memory is still 167.8MB. Free memory was 87.6MB in the beginning and 100.0MB in the end (delta: -12.4MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * CodeCheck took 18.90ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 98.6MB 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 22:15:38,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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 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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:15:41,715 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:15:41,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:15:41,884 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:15:41,885 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:15:41,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:15:41,887 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:15:41,887 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:15:41,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:15:41,889 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:15:41,889 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:15:41,890 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:15:41,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:15:41,891 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:15:41,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:15:41,892 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:15:41,893 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:15:41,893 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:15:41,894 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:15:41,894 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:15:41,895 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:15:41,895 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:15:41,896 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:15:41,897 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:15:41,897 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:15:41,898 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:15:41,898 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:15:41,899 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:15:41,899 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:41,900 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:15:41,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:15:41,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:41,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:15:41,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:15:41,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:15:41,903 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:15:41,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:41,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:15:41,905 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_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 529fe0895c01c52d9b18b51c32204a307faf547c0c07b22bc1a431308affcf90 [2024-11-08 22:15:42,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:15:42,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:15:42,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:15:42,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:15:42,428 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:15:42,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/stack_longest-1.i Unable to find full path for "g++" [2024-11-08 22:15:44,718 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:15:45,096 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:15:45,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/sv-benchmarks/c/pthread/stack_longest-1.i [2024-11-08 22:15:45,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/e1cac2e6d/9f4834c8e61e4b25bc904670ccdf3696/FLAG69b2d2d74 [2024-11-08 22:15:45,145 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/data/e1cac2e6d/9f4834c8e61e4b25bc904670ccdf3696 [2024-11-08 22:15:45,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:15:45,150 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:15:45,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:45,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:15:45,158 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:15:45,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:45" (1/1) ... [2024-11-08 22:15:45,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@105318eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:45, skipping insertion in model container [2024-11-08 22:15:45,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:15:45" (1/1) ... [2024-11-08 22:15:45,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:15:46,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:46,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:15:46,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:15:46,518 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:15:46,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46 WrapperNode [2024-11-08 22:15:46,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:15:46,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:46,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:15:46,522 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:15:46,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,689 INFO L138 Inliner]: procedures = 281, calls = 832, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 946 [2024-11-08 22:15:46,690 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:15:46,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:15:46,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:15:46,691 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:15:46,703 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,717 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,773 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:15:46,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:15:46,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:15:46,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:15:46,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:15:46" (1/1) ... [2024-11-08 22:15:46,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:15:46,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:15:46,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:15:46,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:15:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:15:46,905 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 22:15:46,905 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 22:15:46,906 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 22:15:46,906 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 22:15:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:15:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:15:46,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:15:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-08 22:15:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2024-11-08 22:15:46,908 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2024-11-08 22:15:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-08 22:15:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:15:46,908 INFO L130 BoogieDeclarations]: Found specification of procedure error [2024-11-08 22:15:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2024-11-08 22:15:46,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:15:46,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:15:46,911 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 22:15:47,180 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:15:47,183 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:15:49,662 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:15:49,662 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:15:49,761 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:15:49,761 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:15:49,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:49 BoogieIcfgContainer [2024-11-08 22:15:49,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:15:49,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:15:49,765 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:15:49,779 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:15:49,779 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:15:49" (1/1) ... [2024-11-08 22:15:49,781 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 22:15:49,790 INFO L158 Benchmark]: Toolchain (without parser) took 4635.45ms. Allocated memory was 69.2MB in the beginning and 134.2MB in the end (delta: 65.0MB). Free memory was 43.6MB in the beginning and 95.3MB in the end (delta: -51.7MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 22:15:49,791 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:49,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1368.45ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 50.5MB in the end (delta: -7.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-08 22:15:49,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.21ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 76.2MB in the end (delta: -25.7MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-08 22:15:49,795 INFO L158 Benchmark]: Boogie Preprocessor took 117.22ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 68.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:15:49,797 INFO L158 Benchmark]: RCFGBuilder took 2953.81ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 68.9MB in the beginning and 96.3MB in the end (delta: -27.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-11-08 22:15:49,799 INFO L158 Benchmark]: CodeCheck took 21.37ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 95.3MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:15:49,806 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 0.38ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1368.45ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 43.4MB in the beginning and 50.5MB in the end (delta: -7.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.21ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 76.2MB in the end (delta: -25.7MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.22ms. Allocated memory is still 107.0MB. Free memory was 76.2MB in the beginning and 68.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2953.81ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 68.9MB in the beginning and 96.3MB in the end (delta: -27.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * CodeCheck took 21.37ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 95.3MB in the end (delta: 990.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:15:49,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2869df5f-1f3c-4401-95e9-27388fe9a2bd/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported