./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:13:48,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:13:48,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 16:13:48,447 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:13:48,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:13:48,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:13:48,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:13:48,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:13:48,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:13:48,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:13:48,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:13:48,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:13:48,493 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:13:48,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:13:48,494 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:13:48,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:13:48,495 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:13:48,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:48,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:13:48,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:13:48,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:13:48,497 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:13:48,498 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd 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 ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 [2024-11-13 16:13:48,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:13:48,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:13:48,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:13:48,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:13:48,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:13:48,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i Unable to find full path for "g++" [2024-11-13 16:13:50,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:13:51,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:13:51,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2024-11-13 16:13:51,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/37249b309/09a529985c604dfa9905e4564cb7d191/FLAG9d1db375e [2024-11-13 16:13:51,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/37249b309/09a529985c604dfa9905e4564cb7d191 [2024-11-13 16:13:51,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:13:51,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:13:51,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:51,163 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:13:51,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:13:51,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff50af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51, skipping insertion in model container [2024-11-13 16:13:51,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:13:51,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:51,611 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:13:51,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:51,692 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:13:51,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51 WrapperNode [2024-11-13 16:13:51,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:51,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:51,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:13:51,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:13:51,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,750 INFO L138 Inliner]: procedures = 172, calls = 20, calls flagged for inlining = 6, calls inlined = 9, statements flattened = 183 [2024-11-13 16:13:51,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:51,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:13:51,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:13:51,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:13:51,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,771 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,800 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:13:51,801 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:13:51,801 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:13:51,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:13:51,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:51" (1/1) ... [2024-11-13 16:13:51,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:51,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:13:51,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:13:51,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 16:13:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:13:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:13:51,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:13:51,889 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:13:52,034 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:13:52,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:13:52,489 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:13:52,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:13:52,773 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:13:52,786 INFO L158 Benchmark]: Toolchain (without parser) took 1621.65ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 50.2MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 16:13:52,786 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:13:52,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 531.11ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 97.4MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:13:52,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.89ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:13:52,787 INFO L158 Benchmark]: Boogie Preprocessor took 48.63ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:13:52,788 INFO L158 Benchmark]: RCFGBuilder took 979.35ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 50.2MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 16:13:52,793 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 531.11ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 97.4MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.89ms. Allocated memory is still 142.6MB. Free memory was 97.4MB in the beginning and 95.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.63ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 979.35ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 50.2MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:13:52,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:13:55,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:13:55,708 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2024-11-13 16:13:55,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:13:55,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:13:55,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:13:55,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:13:55,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:13:55,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:13:55,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:13:55,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:13:55,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:13:55,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:13:55,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:13:55,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:55,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:13:55,742 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:13:55,743 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd 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 ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer 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 -> 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 [2024-11-13 16:13:56,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:13:56,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:13:56,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:13:56,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:13:56,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:13:56,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i Unable to find full path for "g++" [2024-11-13 16:13:58,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:13:58,473 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:13:58,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2024-11-13 16:13:58,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/20a0517c6/7cc9dfa976bb45ae984482c0dcdf536a/FLAG294c62ece [2024-11-13 16:13:58,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/data/20a0517c6/7cc9dfa976bb45ae984482c0dcdf536a [2024-11-13 16:13:58,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:13:58,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:13:58,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:58,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:13:58,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:13:58,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:58" (1/1) ... [2024-11-13 16:13:58,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a16ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:58, skipping insertion in model container [2024-11-13 16:13:58,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:13:58" (1/1) ... [2024-11-13 16:13:58,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:13:59,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:59,110 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:13:59,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:13:59,246 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:13:59,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59 WrapperNode [2024-11-13 16:13:59,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:13:59,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:59,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:13:59,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:13:59,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,314 INFO L138 Inliner]: procedures = 175, calls = 20, calls flagged for inlining = 6, calls inlined = 9, statements flattened = 183 [2024-11-13 16:13:59,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:13:59,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:13:59,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:13:59,319 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:13:59,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:13:59,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:13:59,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:13:59,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:13:59,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:13:59" (1/1) ... [2024-11-13 16:13:59,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:13:59,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:13:59,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:13:59,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:13:59,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 16:13:59,471 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 16:13:59,471 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 16:13:59,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:13:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:13:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:13:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:13:59,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 16:13:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:13:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:13:59,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:13:59,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:13:59,475 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:13:59,697 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:13:59,700 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:14:00,240 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:14:00,240 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:14:00,645 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:14:00,653 INFO L158 Benchmark]: Toolchain (without parser) took 2125.15ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 55.0MB in the end (delta: 38.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 16:14:00,657 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:14:00,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.44ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 72.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:14:00,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.78ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:14:00,660 INFO L158 Benchmark]: Boogie Preprocessor took 67.97ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:14:00,660 INFO L158 Benchmark]: RCFGBuilder took 1264.33ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 55.0MB in the end (delta: 12.8MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-13 16:14:00,664 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 47.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.44ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 72.0MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.78ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.9MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.97ms. Allocated memory is still 117.4MB. Free memory was 69.9MB in the beginning and 67.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1264.33ms. Allocated memory is still 117.4MB. Free memory was 67.8MB in the beginning and 55.0MB in the end (delta: 12.8MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 16:14:00,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23703dcb-6837-4f7c-b472-dc08d8c660f4/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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?