./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/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_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 04:07:30,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:07:30,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:07:30,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:07:30,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:07:30,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:07:30,837 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:07:30,838 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:07:30,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:07:30,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:07:30,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:07:30,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:07:30,841 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:07:30,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:07:30,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:07:30,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:07:30,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:07:30,844 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:07:30,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:07:30,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:07:30,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:07:30,844 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:07:30,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:07:30,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:30,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:07:30,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:07:30,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:07:30,845 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:07:30,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:07:30,846 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_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:07:31,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:07:31,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:07:31,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:07:31,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:07:31,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:07:31,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-25 04:07:34,788 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/85b3590a4/f9665369aaed4f7398726509f3e98b21/FLAGd49566aba [2024-11-25 04:07:35,276 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:07:35,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-25 04:07:35,298 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/85b3590a4/f9665369aaed4f7398726509f3e98b21/FLAGd49566aba [2024-11-25 04:07:35,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/85b3590a4/f9665369aaed4f7398726509f3e98b21 [2024-11-25 04:07:35,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:07:35,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:07:35,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:35,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:07:35,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:07:35,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:35" (1/1) ... [2024-11-25 04:07:35,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b40e423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:35, skipping insertion in model container [2024-11-25 04:07:35,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:35" (1/1) ... [2024-11-25 04:07:35,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:07:35,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:36,046 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:07:36,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:36,164 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:07:36,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36 WrapperNode [2024-11-25 04:07:36,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:36,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:36,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:07:36,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:07:36,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,216 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,305 INFO L138 Inliner]: procedures = 179, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 797 [2024-11-25 04:07:36,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:36,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:07:36,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:07:36,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:07:36,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,364 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,383 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:07:36,413 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:07:36,413 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:07:36,413 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:07:36,414 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:36" (1/1) ... [2024-11-25 04:07:36,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:36,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:07:36,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:07:36,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:07:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:07:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 04:07:36,504 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 04:07:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:07:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-25 04:07:36,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-25 04:07:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:07:36,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:07:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:07:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:07:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:07:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:07:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:07:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:07:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-25 04:07:36,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-25 04:07:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:07:36,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:07:36,509 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:07:36,735 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:07:36,737 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:07:38,301 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:07:38,301 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:07:38,503 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:07:38,512 INFO L158 Benchmark]: Toolchain (without parser) took 3189.21ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 50.2MB in the end (delta: 42.9MB). Peak memory consumption was 58.0MB. Max. memory is 16.1GB. [2024-11-25 04:07:38,513 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:38,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.64ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 67.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:07:38,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.98ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 63.1MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:38,517 INFO L158 Benchmark]: Boogie Preprocessor took 105.81ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 59.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:38,517 INFO L158 Benchmark]: RCFGBuilder took 2096.81ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 50.2MB in the end (delta: 8.9MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-11-25 04:07:38,521 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.64ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 67.5MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.98ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 63.1MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 105.81ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 59.1MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2096.81ms. Allocated memory is still 117.4MB. Free memory was 59.1MB in the beginning and 50.2MB in the end (delta: 8.9MB). Peak memory consumption was 32.8MB. 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. [2024-11-25 04:07:38,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/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_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/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_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 04:07:41,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:07:42,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:07:42,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:07:42,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:07:42,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:07:42,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:07:42,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:07:42,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:07:42,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:07:42,210 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:42,210 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:07:42,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:07:42,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:42,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:07:42,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:07:42,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:07:42,211 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:07:42,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:07:42,212 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:07:42,212 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_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:07:42,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:07:42,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:07:42,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:07:42,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:07:42,667 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:07:42,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-25 04:07:46,452 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/4dc42aae5/8e1f498695ec4d258c32e8556352a8f6/FLAGa0fffabd1 [2024-11-25 04:07:46,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:07:46,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/sv-benchmarks/c/pthread-ext/26_stack_cas_longer-2.i [2024-11-25 04:07:46,919 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/4dc42aae5/8e1f498695ec4d258c32e8556352a8f6/FLAGa0fffabd1 [2024-11-25 04:07:46,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/data/4dc42aae5/8e1f498695ec4d258c32e8556352a8f6 [2024-11-25 04:07:46,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:07:46,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:07:46,958 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:46,958 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:07:46,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:07:46,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:46" (1/1) ... [2024-11-25 04:07:46,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0aff85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:46, skipping insertion in model container [2024-11-25 04:07:46,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:07:46" (1/1) ... [2024-11-25 04:07:47,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:07:47,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:47,631 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:07:47,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:07:47,784 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:07:47,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47 WrapperNode [2024-11-25 04:07:47,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:07:47,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:47,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:07:47,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:07:47,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,820 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,876 INFO L138 Inliner]: procedures = 183, calls = 47, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 794 [2024-11-25 04:07:47,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:07:47,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:07:47,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:07:47,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:07:47,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,920 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,938 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:07:47,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:07:47,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:07:47,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:07:47,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:07:47" (1/1) ... [2024-11-25 04:07:47,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:07:48,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:07:48,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:07:48,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:07:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:07:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-25 04:07:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-25 04:07:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2024-11-25 04:07:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:07:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:07:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2024-11-25 04:07:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2024-11-25 04:07:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:07:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:07:48,078 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:07:48,317 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:07:48,320 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:07:49,986 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:07:49,989 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:07:50,249 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:07:50,261 INFO L158 Benchmark]: Toolchain (without parser) took 3304.04ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 39.2MB in the end (delta: 17.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-25 04:07:50,262 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 18.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:50,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.61ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 29.9MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:07:50,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.78ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 25.9MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:07:50,267 INFO L158 Benchmark]: Boogie Preprocessor took 71.27ms. Allocated memory is still 83.9MB. Free memory was 25.9MB in the beginning and 21.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:07:50,267 INFO L158 Benchmark]: RCFGBuilder took 2307.69ms. Allocated memory is still 83.9MB. Free memory was 21.5MB in the beginning and 39.2MB in the end (delta: -17.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-25 04:07:50,270 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 18.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.61ms. Allocated memory is still 83.9MB. Free memory was 57.0MB in the beginning and 29.9MB in the end (delta: 27.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.78ms. Allocated memory is still 83.9MB. Free memory was 29.9MB in the beginning and 25.9MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.27ms. Allocated memory is still 83.9MB. Free memory was 25.9MB in the beginning and 21.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2307.69ms. Allocated memory is still 83.9MB. Free memory was 21.5MB in the beginning and 39.2MB in the end (delta: -17.7MB). Peak memory consumption was 21.0MB. 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. [2024-11-25 04:07:50,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7800fab-1003-415d-a0a8-bb1479074166/bin/ukojak-verify-ENZ3QT5qd3/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?