./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/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_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:22:31,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:22:31,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:22:31,378 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:22:31,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:22:31,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:22:31,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:22:31,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:22:31,399 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:22:31,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:22:31,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:22:31,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:22:31,401 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:22:31,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:31,401 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:22:31,401 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:22:31,402 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:22:31,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:22:31,402 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_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd [2024-12-06 02:22:31,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:22:31,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:22:31,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:22:31,637 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:22:31,638 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:22:31,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2024-12-06 02:22:34,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/5c040afab/865ab6ebb945400cabce327e7339eccb/FLAGd699762f0 [2024-12-06 02:22:34,493 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:22:34,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2024-12-06 02:22:34,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/5c040afab/865ab6ebb945400cabce327e7339eccb/FLAGd699762f0 [2024-12-06 02:22:34,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/5c040afab/865ab6ebb945400cabce327e7339eccb [2024-12-06 02:22:34,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:22:34,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:22:34,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:34,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:22:34,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:22:34,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:34" (1/1) ... [2024-12-06 02:22:34,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c4e78bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:34, skipping insertion in model container [2024-12-06 02:22:34,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:34" (1/1) ... [2024-12-06 02:22:34,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:22:35,157 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31308,31321] [2024-12-06 02:22:35,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:35,194 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:22:35,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31308,31321] [2024-12-06 02:22:35,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:35,275 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:22:35,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35 WrapperNode [2024-12-06 02:22:35,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:35,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:35,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:22:35,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:22:35,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,317 INFO L138 Inliner]: procedures = 179, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 785 [2024-12-06 02:22:35,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:35,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:22:35,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:22:35,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:22:35,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,327 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,327 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,347 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,352 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:22:35,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:22:35,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:22:35,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:22:35,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:35" (1/1) ... [2024-12-06 02:22:35,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:22:35,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:22:35,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:22:35,413 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:22:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-12-06 02:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-12-06 02:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-12-06 02:22:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:22:35,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:22:35,416 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:22:35,523 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:22:35,524 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:22:36,243 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:22:36,244 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:22:36,340 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:22:36,345 INFO L158 Benchmark]: Toolchain (without parser) took 1478.59ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 80.9MB in the end (delta: 34.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-12-06 02:22:36,346 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:36,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.82ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 90.5MB in the end (delta: 24.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:22:36,346 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.24ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 86.4MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:22:36,347 INFO L158 Benchmark]: Boogie Preprocessor took 39.22ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 82.5MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:36,347 INFO L158 Benchmark]: RCFGBuilder took 986.32ms. Allocated memory is still 142.6MB. Free memory was 82.2MB in the beginning and 80.9MB in the end (delta: 1.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:22:36,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.82ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 90.5MB in the end (delta: 24.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.24ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 86.4MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.22ms. Allocated memory is still 142.6MB. Free memory was 86.1MB in the beginning and 82.5MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 986.32ms. Allocated memory is still 142.6MB. Free memory was 82.2MB in the beginning and 80.9MB in the end (delta: 1.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:22:36,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/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_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/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_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:22:38,287 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:22:38,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:22:38,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:22:38,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:22:38,403 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:22:38,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:22:38,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:22:38,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:22:38,404 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:22:38,405 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:22:38,405 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:22:38,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:38,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:22:38,406 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:22:38,407 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_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f66a662852389d8ac1f64241746e843d67de7f5d7507051fb5c8e68404b785cd [2024-12-06 02:22:38,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:22:38,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:22:38,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:22:38,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:22:38,641 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:22:38,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2024-12-06 02:22:41,280 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/14b4489cf/41d10bc57a58498fbf485cf6f51e271d/FLAGcb6b52070 [2024-12-06 02:22:41,520 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:22:41,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i [2024-12-06 02:22:41,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/14b4489cf/41d10bc57a58498fbf485cf6f51e271d/FLAGcb6b52070 [2024-12-06 02:22:41,886 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/data/14b4489cf/41d10bc57a58498fbf485cf6f51e271d [2024-12-06 02:22:41,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:22:41,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:22:41,892 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:41,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:22:41,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:22:41,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:41" (1/1) ... [2024-12-06 02:22:41,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0132d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:41, skipping insertion in model container [2024-12-06 02:22:41,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:22:41" (1/1) ... [2024-12-06 02:22:41,923 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:22:42,143 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31308,31321] [2024-12-06 02:22:42,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:42,190 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:22:42,229 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-1.i[31308,31321] [2024-12-06 02:22:42,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:22:42,269 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:22:42,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42 WrapperNode [2024-12-06 02:22:42,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:22:42,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:42,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:22:42,271 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:22:42,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,326 INFO L138 Inliner]: procedures = 183, calls = 46, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 782 [2024-12-06 02:22:42,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:22:42,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:22:42,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:22:42,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:22:42,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,339 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,356 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:22:42,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:22:42,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:22:42,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:22:42,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:22:42" (1/1) ... [2024-12-06 02:22:42,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:22:42,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:22:42,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:22:42,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-12-06 02:22:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-12-06 02:22:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:22:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:22:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-12-06 02:22:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-12-06 02:22:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:22:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:22:42,431 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:22:42,540 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:22:42,542 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:22:43,382 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:22:43,382 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:22:43,500 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:22:43,505 INFO L158 Benchmark]: Toolchain (without parser) took 1613.53ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 57.4MB in the end (delta: 10.9MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2024-12-06 02:22:43,505 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:43,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.07ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 41.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:22:43,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.99ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 66.3MB in the end (delta: -24.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 02:22:43,506 INFO L158 Benchmark]: Boogie Preprocessor took 47.85ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 61.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:22:43,506 INFO L158 Benchmark]: RCFGBuilder took 1127.85ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2024-12-06 02:22:43,509 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.07ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 41.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.99ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 66.3MB in the end (delta: -24.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.85ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 61.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1127.85ms. Allocated memory is still 92.3MB. Free memory was 61.6MB in the beginning and 57.4MB in the end (delta: 4.3MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:22:43,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa11152d-8cb9-4205-9d3d-7e20b284feff/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?