./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:46,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:46,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:11:46,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:11:46,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:11:46,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:46,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:46,420 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:46,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:46,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:46,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:46,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:46,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:11:46,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:11:46,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:11:46,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:46,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:46,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:46,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:46,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:46,427 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:11:46,432 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:11:46,433 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:11:46,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:46,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:46,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:46,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:46,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:46,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:46,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:46,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:46,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:46,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:46,441 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:11:46,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:11:46,442 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e [2024-11-09 00:11:46,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:46,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:46,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:46,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:46,774 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:46,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i Unable to find full path for "g++" [2024-11-09 00:11:48,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:49,112 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:49,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-09 00:11:49,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/4251be366/923f785c60974330b4c728f3631366b9/FLAGf5c46b2e8 [2024-11-09 00:11:49,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/4251be366/923f785c60974330b4c728f3631366b9 [2024-11-09 00:11:49,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:49,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:49,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:49,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:49,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:49,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:49,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10398149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49, skipping insertion in model container [2024-11-09 00:11:49,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:49,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:49,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:49,782 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:49,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:49,914 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:49,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49 WrapperNode [2024-11-09 00:11:49,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:49,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:49,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:49,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:49,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:49,953 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,022 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 797 [2024-11-09 00:11:50,027 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:50,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:50,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:50,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:50,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:50,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:50,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:50,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:50,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:49" (1/1) ... [2024-11-09 00:11:50,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:50,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:50,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:50,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:50,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:11:50,242 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-09 00:11:50,242 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-09 00:11:50,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:11:50,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-09 00:11:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-09 00:11:50,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:11:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:11:50,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:11:50,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-09 00:11:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-09 00:11:50,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:50,248 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:11:50,379 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:50,381 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:51,340 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:11:51,341 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:51,565 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) [2024-11-09 00:11:51,572 INFO L158 Benchmark]: Toolchain (without parser) took 2405.51ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 132.9MB in the beginning and 172.2MB in the end (delta: -39.3MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2024-11-09 00:11:51,573 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:11:51,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 746.88ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 105.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:11:51,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.52ms. Allocated memory is still 161.5MB. Free memory was 105.7MB in the beginning and 100.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:51,575 INFO L158 Benchmark]: Boogie Preprocessor took 129.16ms. Allocated memory is still 161.5MB. Free memory was 100.7MB in the beginning and 125.5MB in the end (delta: -24.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:51,576 INFO L158 Benchmark]: RCFGBuilder took 1413.23ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 125.5MB in the beginning and 172.2MB in the end (delta: -46.8MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2024-11-09 00:11:51,579 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 746.88ms. Allocated memory is still 161.5MB. Free memory was 132.9MB in the beginning and 105.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.52ms. Allocated memory is still 161.5MB. Free memory was 105.7MB in the beginning and 100.7MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.16ms. Allocated memory is still 161.5MB. Free memory was 100.7MB in the beginning and 125.5MB in the end (delta: -24.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1413.23ms. Allocated memory was 161.5MB in the beginning and 209.7MB in the end (delta: 48.2MB). Free memory was 125.5MB in the beginning and 172.2MB in the end (delta: -46.8MB). Peak memory consumption was 76.0MB. 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. [2024-11-09 00:11:51,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:11:54,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:11:54,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:11:54,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:11:54,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:11:54,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:11:54,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:11:54,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:11:54,301 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:11:54,303 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:11:54,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:11:54,304 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:11:54,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:11:54,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:11:54,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:11:54,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:11:54,309 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:11:54,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:11:54,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:11:54,310 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:11:54,310 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:11:54,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:11:54,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:11:54,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:11:54,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:11:54,312 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:11:54,312 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:11:54,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:11:54,313 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:54,313 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:11:54,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:11:54,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:54,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:11:54,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:11:54,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:11:54,314 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:11:54,315 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:54,315 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:11:54,315 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a420ba5144c69cefe02db203552770c4018653c510d9792e57ffedc3dfc64e [2024-11-09 00:11:54,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:11:54,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:11:54,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:11:54,736 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:11:54,737 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:11:54,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i Unable to find full path for "g++" [2024-11-09 00:11:56,811 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:11:57,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:11:57,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-09 00:11:57,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/2f5ccfd4a/b05fc991ddd2439587ed8915eaca7af2/FLAG5b1ec3bdb [2024-11-09 00:11:57,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/data/2f5ccfd4a/b05fc991ddd2439587ed8915eaca7af2 [2024-11-09 00:11:57,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:11:57,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:11:57,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:57,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:11:57,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:11:57,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:57" (1/1) ... [2024-11-09 00:11:57,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7235b0ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:57, skipping insertion in model container [2024-11-09 00:11:57,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:11:57" (1/1) ... [2024-11-09 00:11:57,255 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:11:57,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:57,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:11:57,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:11:58,018 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:11:58,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58 WrapperNode [2024-11-09 00:11:58,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:11:58,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:58,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:11:58,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:11:58,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,118 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 794 [2024-11-09 00:11:58,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:11:58,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:11:58,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:11:58,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:11:58,130 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,144 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,174 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:11:58,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:11:58,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:11:58,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:11:58,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:11:58" (1/1) ... [2024-11-09 00:11:58,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:11:58,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:11:58,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:11:58,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:11:58,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:11:58,272 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-09 00:11:58,274 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-09 00:11:58,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-09 00:11:58,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-09 00:11:58,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:11:58,274 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:11:58,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:11:58,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:11:58,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:11:58,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:11:58,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:11:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:11:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:11:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:11:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-09 00:11:58,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-09 00:11:58,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:11:58,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:11:58,281 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:11:58,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:11:58,454 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:11:59,767 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:11:59,768 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:11:59,937 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) [2024-11-09 00:11:59,943 INFO L158 Benchmark]: Toolchain (without parser) took 2765.21ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 55.8MB in the beginning and 74.7MB in the end (delta: -19.0MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,944 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.1MB in the end (delta: 159.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.90ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 46.0MB in the end (delta: 9.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.80ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 40.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,947 INFO L158 Benchmark]: Boogie Preprocessor took 69.41ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 36.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,948 INFO L158 Benchmark]: RCFGBuilder took 1752.72ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 36.1MB in the beginning and 74.7MB in the end (delta: -38.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2024-11-09 00:11:59,951 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.1MB in the end (delta: 159.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.90ms. Allocated memory is still 77.6MB. Free memory was 55.5MB in the beginning and 46.0MB in the end (delta: 9.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.80ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 40.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.41ms. Allocated memory is still 77.6MB. Free memory was 40.8MB in the beginning and 36.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1752.72ms. Allocated memory was 77.6MB in the beginning and 107.0MB in the end (delta: 29.4MB). Free memory was 36.1MB in the beginning and 74.7MB in the end (delta: -38.6MB). Peak memory consumption was 24.4MB. 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. [2024-11-09 00:11:59,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e53c25c-b644-40ae-aa9d-7fc2db768527/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?