./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.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_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:27:25,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:27:25,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:27:25,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:27:25,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:27:25,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:27:25,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:27:25,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:27:25,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:27:25,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:27:25,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:27:25,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:27:25,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:27:25,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:27:25,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:27:25,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:27:25,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:27:25,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:27:25,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:27:25,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:27:25,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:27:25,992 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_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 [2024-11-13 21:27:26,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:27:26,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:27:26,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:27:26,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:27:26,309 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:27:26,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i Unable to find full path for "g++" [2024-11-13 21:27:28,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:27:28,593 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:27:28,593 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2024-11-13 21:27:28,615 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/e8a18f475/20aa8caba52248058e07b7a6780fbb1f/FLAG187d76f4e [2024-11-13 21:27:28,635 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/e8a18f475/20aa8caba52248058e07b7a6780fbb1f [2024-11-13 21:27:28,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:27:28,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:27:28,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:27:28,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:27:28,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:27:28,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:27:28" (1/1) ... [2024-11-13 21:27:28,651 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64be18ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:28, skipping insertion in model container [2024-11-13 21:27:28,651 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:27:28" (1/1) ... [2024-11-13 21:27:28,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:27:29,095 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2024-11-13 21:27:29,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:27:29,115 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:27:29,155 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2024-11-13 21:27:29,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:27:29,191 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:27:29,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29 WrapperNode [2024-11-13 21:27:29,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:27:29,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:27:29,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:27:29,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:27:29,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,244 INFO L138 Inliner]: procedures = 172, calls = 19, calls flagged for inlining = 5, calls inlined = 7, statements flattened = 99 [2024-11-13 21:27:29,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:27:29,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:27:29,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:27:29,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:27:29,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:27:29,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:27:29,270 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:27:29,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:27:29,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:29" (1/1) ... [2024-11-13 21:27:29,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:27:29,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:27:29,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:27:29,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:27:29,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 21:27:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:27:29,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:27:29,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:27:29,345 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:27:29,519 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:27:29,521 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:27:29,795 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:27:29,797 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:27:29,935 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:27:29,946 INFO L158 Benchmark]: Toolchain (without parser) took 1302.29ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 74.5MB in the end (delta: 43.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:27:29,947 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:27:29,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.22ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 98.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:27:29,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.51ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:27:29,949 INFO L158 Benchmark]: Boogie Preprocessor took 24.21ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:27:29,949 INFO L158 Benchmark]: RCFGBuilder took 671.72ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 74.5MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:27:29,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.22ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 98.1MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.51ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 96.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.21ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 671.72ms. Allocated memory is still 142.6MB. Free memory was 95.2MB in the beginning and 74.5MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. 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. [2024-11-13 21:27:29,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.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_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:27:32,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:27:32,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:27:32,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:27:32,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:27:32,851 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:27:32,852 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:27:32,852 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:27:32,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:27:32,852 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:27:32,852 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:27:32,852 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:27:32,853 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:27:32,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:27:32,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:27:32,855 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:32,855 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:27:32,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:27:32,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:27:32,855 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:27:32,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:27:32,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:27:32,856 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:27:32,856 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:27:32,856 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:27:32,856 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_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31f5db4bc5916150a86a586587dbeca1bc7aa37b414274f5dc02856908270171 [2024-11-13 21:27:33,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:27:33,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:27:33,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:27:33,210 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:27:33,210 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:27:33,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i Unable to find full path for "g++" [2024-11-13 21:27:35,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:27:35,739 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:27:35,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2024-11-13 21:27:35,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/e0929b8fb/3ffeebc373724be8aaf6e904d2a6c979/FLAG972b6d0d4 [2024-11-13 21:27:35,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/data/e0929b8fb/3ffeebc373724be8aaf6e904d2a6c979 [2024-11-13 21:27:35,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:27:35,980 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:27:35,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:27:35,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:27:35,988 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:27:35,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:27:35" (1/1) ... [2024-11-13 21:27:35,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ae3899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:35, skipping insertion in model container [2024-11-13 21:27:35,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:27:35" (1/1) ... [2024-11-13 21:27:36,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:27:36,484 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2024-11-13 21:27:36,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:27:36,514 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:27:36,584 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i[30893,30906] [2024-11-13 21:27:36,587 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:27:36,639 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:27:36,639 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36 WrapperNode [2024-11-13 21:27:36,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:27:36,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:27:36,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:27:36,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:27:36,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,692 INFO L138 Inliner]: procedures = 175, calls = 19, calls flagged for inlining = 5, calls inlined = 7, statements flattened = 99 [2024-11-13 21:27:36,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:27:36,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:27:36,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:27:36,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:27:36,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,727 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:27:36,728 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:27:36,729 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:27:36,729 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:27:36,730 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:27:36" (1/1) ... [2024-11-13 21:27:36,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:27:36,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:27:36,768 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:27:36,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:27:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:27:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 21:27:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 21:27:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:27:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:27:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:27:36,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:27:36,799 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:27:36,960 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:27:36,962 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:27:37,299 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:27:37,300 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:27:37,465 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:27:37,474 INFO L158 Benchmark]: Toolchain (without parser) took 1492.84ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 48.5MB in the end (delta: 11.3MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-13 21:27:37,474 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 64.6MB in the beginning and 64.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:27:37,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.12ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 39.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:27:37,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.41ms. Allocated memory is still 83.9MB. Free memory was 38.8MB in the beginning and 37.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:27:37,479 INFO L158 Benchmark]: Boogie Preprocessor took 34.33ms. Allocated memory is still 83.9MB. Free memory was 37.1MB in the beginning and 35.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:27:37,479 INFO L158 Benchmark]: RCFGBuilder took 743.86ms. Allocated memory is still 83.9MB. Free memory was 35.5MB in the beginning and 48.5MB in the end (delta: -13.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-13 21:27:37,481 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 64.6MB in the beginning and 64.5MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.12ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 39.1MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.41ms. Allocated memory is still 83.9MB. Free memory was 38.8MB in the beginning and 37.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.33ms. Allocated memory is still 83.9MB. Free memory was 37.1MB in the beginning and 35.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 743.86ms. Allocated memory is still 83.9MB. Free memory was 35.5MB in the beginning and 48.5MB in the end (delta: -13.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:27:37,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9301861e-71b0-4f2e-8914-887466c138d3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?