./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm --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 3df48c747d95355ac505f3aa498934ae4a3962ec64d7e6dbfdd54f02fbeda355 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:34:31,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:34:32,039 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:34:32,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:34:32,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:34:32,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:34:32,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:34:32,096 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:34:32,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:34:32,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:34:32,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:34:32,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:34:32,098 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:34:32,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:34:32,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:34:32,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:34:32,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:34:32,101 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:34:32,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:34:32,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:34:32,102 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:34:32,102 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:34:32,102 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:34:32,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:34:32,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:32,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:34:32,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:34:32,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:34:32,103 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:34:32,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:34:32,103 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_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm 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 -> 3df48c747d95355ac505f3aa498934ae4a3962ec64d7e6dbfdd54f02fbeda355 [2024-11-13 16:34:32,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:34:32,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:34:32,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:34:32,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:34:32,537 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:34:32,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i Unable to find full path for "g++" [2024-11-13 16:34:34,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:34:35,364 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:34:35,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2024-11-13 16:34:35,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/d21666a1d/f2c4d84ca02d4baaac58147b3afcca17/FLAG8e2bee8e4 [2024-11-13 16:34:35,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/d21666a1d/f2c4d84ca02d4baaac58147b3afcca17 [2024-11-13 16:34:35,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:34:35,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:34:35,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:35,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:34:35,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:34:35,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:35" (1/1) ... [2024-11-13 16:34:35,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4610bf59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:35, skipping insertion in model container [2024-11-13 16:34:35,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:35" (1/1) ... [2024-11-13 16:34:35,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:34:36,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:36,037 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:34:36,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:36,146 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:34:36,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36 WrapperNode [2024-11-13 16:34:36,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:36,149 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:36,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:34:36,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:34:36,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,236 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 221 [2024-11-13 16:34:36,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:36,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:34:36,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:34:36,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:34:36,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:34:36,275 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:34:36,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:34:36,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:34:36,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:36" (1/1) ... [2024-11-13 16:34:36,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:36,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:34:36,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:34:36,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:34:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 16:34:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-13 16:34:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:34:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:34:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-13 16:34:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-13 16:34:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:34:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:34:36,358 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:34:36,598 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:34:36,601 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:34:37,227 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:34:37,228 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:34:37,460 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:34:37,471 INFO L158 Benchmark]: Toolchain (without parser) took 2047.27ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 113.1MB in the end (delta: 3.9MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-13 16:34:37,471 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:37,475 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.63ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 96.0MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:34:37,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.37ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 93.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:37,476 INFO L158 Benchmark]: Boogie Preprocessor took 33.86ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 92.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:37,476 INFO L158 Benchmark]: RCFGBuilder took 1192.94ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 113.1MB in the end (delta: -21.1MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-13 16:34:37,479 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.63ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 96.0MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.37ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 93.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.86ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 92.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1192.94ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 113.1MB in the end (delta: -21.1MB). Peak memory consumption was 39.2MB. 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. [2024-11-13 16:34:37,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/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_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm --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 3df48c747d95355ac505f3aa498934ae4a3962ec64d7e6dbfdd54f02fbeda355 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:34:40,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:34:40,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:34:40,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:34:40,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:34:40,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:34:40,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:34:40,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:34:40,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:34:40,849 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:34:40,850 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:34:40,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:34:40,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:34:40,852 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:34:40,852 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:34:40,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:34:40,852 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:34:40,852 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:34:40,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:34:40,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:40,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:34:40,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:34:40,853 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:34:40,853 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:34:40,854 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:34:40,854 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:34:40,854 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_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm 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 -> 3df48c747d95355ac505f3aa498934ae4a3962ec64d7e6dbfdd54f02fbeda355 [2024-11-13 16:34:41,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:34:41,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:34:41,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:34:41,307 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:34:41,308 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:34:41,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/26_stack_cas.i Unable to find full path for "g++" [2024-11-13 16:34:43,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:34:44,043 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:34:44,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/sv-benchmarks/c/pthread-ext/26_stack_cas.i [2024-11-13 16:34:44,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/b36f22210/1265ff109cc74d7f93ce57b5dae9f80a/FLAG44b4913f1 [2024-11-13 16:34:44,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/data/b36f22210/1265ff109cc74d7f93ce57b5dae9f80a [2024-11-13 16:34:44,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:34:44,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:34:44,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:44,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:34:44,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:34:44,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f66aab3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44, skipping insertion in model container [2024-11-13 16:34:44,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:34:44,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:44,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:34:44,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:34:44,803 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:34:44,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44 WrapperNode [2024-11-13 16:34:44,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:34:44,805 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:44,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:34:44,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:34:44,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,829 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,857 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 218 [2024-11-13 16:34:44,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:34:44,858 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:34:44,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:34:44,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:34:44,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,884 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,901 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:34:44,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:34:44,908 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:34:44,908 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:34:44,909 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:34:44" (1/1) ... [2024-11-13 16:34:44,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:34:44,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:34:44,943 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:34:44,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:34:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 16:34:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 16:34:44,974 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 16:34:44,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-13 16:34:44,975 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 16:34:44,975 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:34:44,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 16:34:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:34:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-13 16:34:44,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-13 16:34:44,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:34:44,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:34:44,978 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:34:45,152 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:34:45,154 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:34:45,666 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:34:45,667 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:34:45,860 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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:34:45,866 INFO L158 Benchmark]: Toolchain (without parser) took 1767.53ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 83.3MB in the end (delta: 11.2MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-13 16:34:45,867 INFO L158 Benchmark]: CDTParser took 3.59ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 107.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:45,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.11ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 71.9MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:34:45,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.13ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:45,868 INFO L158 Benchmark]: Boogie Preprocessor took 48.72ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 67.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:34:45,869 INFO L158 Benchmark]: RCFGBuilder took 956.82ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 83.3MB in the end (delta: -15.9MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-13 16:34:45,871 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 107.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.11ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 71.9MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.13ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.72ms. Allocated memory is still 117.4MB. Free memory was 69.5MB in the beginning and 67.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 956.82ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 83.3MB in the end (delta: -15.9MB). Peak memory consumption was 39.2MB. 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. [2024-11-13 16:34:45,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3957fc9-e2f2-4146-8862-5a030edac3ed/bin/ukojak-verify-EEHR8qb7sm/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: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?