./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b --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 9f07ddd0bf7ae4134116576ef500b9c6d91475d3c23175717b2cac1146eab3b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:41:30,398 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:41:30,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:41:30,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:41:30,462 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:41:30,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:41:30,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:41:30,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:41:30,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:41:30,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:41:30,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:41:30,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:41:30,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:41:30,485 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:30,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:41:30,485 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 9f07ddd0bf7ae4134116576ef500b9c6d91475d3c23175717b2cac1146eab3b3 [2024-12-05 23:41:30,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:41:30,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:41:30,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:41:30,751 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:41:30,752 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:41:30,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/25_stack.i [2024-12-05 23:41:33,444 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/f87df3298/75cded49b23948759d08bc0112906348/FLAG8d939ee7e [2024-12-05 23:41:33,705 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:41:33,706 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/sv-benchmarks/c/pthread-ext/25_stack.i [2024-12-05 23:41:33,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/f87df3298/75cded49b23948759d08bc0112906348/FLAG8d939ee7e [2024-12-05 23:41:34,039 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/f87df3298/75cded49b23948759d08bc0112906348 [2024-12-05 23:41:34,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:41:34,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:41:34,045 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:34,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:41:34,050 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:41:34,051 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40fd3c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34, skipping insertion in model container [2024-12-05 23:41:34,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,084 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:41:34,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:34,390 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:41:34,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:34,464 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:41:34,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34 WrapperNode [2024-12-05 23:41:34,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:34,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:34,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:41:34,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:41:34,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,502 INFO L138 Inliner]: procedures = 171, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 206 [2024-12-05 23:41:34,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:34,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:41:34,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:41:34,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:41:34,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,519 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,524 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:41:34,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:41:34,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:41:34,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:41:34,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:34" (1/1) ... [2024-12-05 23:41:34,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:34,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:41:34,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:41:34,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-05 23:41:34,580 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-05 23:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-05 23:41:34,580 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-12-05 23:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-05 23:41:34,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:41:34,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:41:34,582 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:41:34,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:41:34,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:41:35,028 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:41:35,028 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:41:35,100 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:41:35,100 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:41:35,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:41:35 BoogieIcfgContainer [2024-12-05 23:41:35,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:41:35,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:41:35,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:41:35,110 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:41:35,111 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:41:35" (1/1) ... [2024-12-05 23:41:35,111 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:41:35,116 INFO L158 Benchmark]: Toolchain (without parser) took 1072.47ms. Allocated memory is still 117.4MB. Free memory was 91.5MB in the beginning and 40.6MB in the end (delta: 50.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 23:41:35,116 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:35,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.12ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 70.3MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:35,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.38ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 68.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:35,117 INFO L158 Benchmark]: Boogie Preprocessor took 24.67ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:35,118 INFO L158 Benchmark]: RCFGBuilder took 572.63ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 42.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:35,118 INFO L158 Benchmark]: CodeCheck took 12.91ms. Allocated memory is still 117.4MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:35,120 INFO L338 ainManager$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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.12ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 70.3MB in the end (delta: 21.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.38ms. Allocated memory is still 117.4MB. Free memory was 70.3MB in the beginning and 68.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.67ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.63ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 42.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 12.91ms. Allocated memory is still 117.4MB. Free memory was 41.8MB in the beginning and 40.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:41:35,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b --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 9f07ddd0bf7ae4134116576ef500b9c6d91475d3c23175717b2cac1146eab3b3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:41:37,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:41:37,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:41:37,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:41:37,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:41:37,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:41:37,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:41:37,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:41:37,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:41:37,130 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:41:37,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:41:37,131 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:37,131 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:41:37,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:41:37,132 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:41:37,132 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:41:37,132 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:41:37,132 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 9f07ddd0bf7ae4134116576ef500b9c6d91475d3c23175717b2cac1146eab3b3 [2024-12-05 23:41:37,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:41:37,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:41:37,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:41:37,371 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:41:37,371 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:41:37,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/25_stack.i [2024-12-05 23:41:40,068 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/6a3ba6fb0/1f6f691a12db4a9cb269f42cf18d9f0c/FLAG22eb96307 [2024-12-05 23:41:40,289 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:41:40,290 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/sv-benchmarks/c/pthread-ext/25_stack.i [2024-12-05 23:41:40,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/6a3ba6fb0/1f6f691a12db4a9cb269f42cf18d9f0c/FLAG22eb96307 [2024-12-05 23:41:40,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/data/6a3ba6fb0/1f6f691a12db4a9cb269f42cf18d9f0c [2024-12-05 23:41:40,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:41:40,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:41:40,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:40,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:41:40,320 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:41:40,320 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d12e21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40, skipping insertion in model container [2024-12-05 23:41:40,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,345 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:41:40,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:40,637 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:41:40,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:41:40,719 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:41:40,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40 WrapperNode [2024-12-05 23:41:40,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:41:40,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:40,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:41:40,720 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:41:40,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,759 INFO L138 Inliner]: procedures = 175, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2024-12-05 23:41:40,759 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:41:40,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:41:40,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:41:40,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:41:40,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,768 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,778 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,779 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:41:40,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:41:40,790 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:41:40,790 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:41:40,791 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:41:40" (1/1) ... [2024-12-05 23:41:40,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:41:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:41:40,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:41:40,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-05 23:41:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2024-12-05 23:41:40,845 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2024-12-05 23:41:40,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:41:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-12-05 23:41:40,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:41:40,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:41:40,847 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:41:40,951 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:41:40,952 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:41:41,287 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:41:41,287 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:41:41,347 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:41:41,347 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:41:41,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:41:41 BoogieIcfgContainer [2024-12-05 23:41:41,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:41:41,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:41:41,348 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:41:41,355 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:41:41,355 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:41:41" (1/1) ... [2024-12-05 23:41:41,356 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:41:41,360 INFO L158 Benchmark]: Toolchain (without parser) took 1043.89ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 41.2MB in the end (delta: 26.8MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:41,360 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:41,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.92ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 45.4MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:41:41,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.19ms. Allocated memory is still 92.3MB. Free memory was 45.4MB in the beginning and 43.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:41,361 INFO L158 Benchmark]: Boogie Preprocessor took 29.45ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 41.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:41,361 INFO L158 Benchmark]: RCFGBuilder took 558.05ms. Allocated memory is still 92.3MB. Free memory was 41.1MB in the beginning and 42.6MB in the end (delta: -1.5MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-12-05 23:41:41,362 INFO L158 Benchmark]: CodeCheck took 10.43ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 41.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:41:41,364 INFO L338 ainManager$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 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.92ms. Allocated memory is still 92.3MB. Free memory was 67.9MB in the beginning and 45.4MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.19ms. Allocated memory is still 92.3MB. Free memory was 45.4MB in the beginning and 43.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.45ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 41.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.05ms. Allocated memory is still 92.3MB. Free memory was 41.1MB in the beginning and 42.6MB in the end (delta: -1.5MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. * CodeCheck took 10.43ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 41.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:41:41,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd9c68c-e908-455f-827e-a152c69330e8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported