./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:22,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:22,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:17:22,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:17:22,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:17:22,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:22,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:22,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:22,703 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:22,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:22,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:22,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:22,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:22,705 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:17:22,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:22,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:22,706 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:22,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:22,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:22,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:22,707 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:22,707 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:22,707 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:17:22,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:17:22,707 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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 -> 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd [2024-11-13 20:17:23,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:23,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:23,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:23,023 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:23,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:23,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i Unable to find full path for "g++" [2024-11-13 20:17:25,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:25,407 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:25,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2024-11-13 20:17:25,432 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/30f2805b6/c9f312cc9e2e4323a2efbda5e4188002/FLAG24bad5e11 [2024-11-13 20:17:25,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/30f2805b6/c9f312cc9e2e4323a2efbda5e4188002 [2024-11-13 20:17:25,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:25,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:25,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:25,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:25,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:25,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3aed3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:25, skipping insertion in model container [2024-11-13 20:17:25,601 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:25" (1/1) ... [2024-11-13 20:17:25,654 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:25,857 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i[944,957] [2024-11-13 20:17:26,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:26,241 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i[944,957] [2024-11-13 20:17:26,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:26,379 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:26,379 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26 WrapperNode [2024-11-13 20:17:26,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:26,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:26,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:26,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:26,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,445 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-11-13 20:17:26,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:26,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:26,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:26,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:26,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,483 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,488 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,494 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:26,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:26,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:26,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:26,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:26" (1/1) ... [2024-11-13 20:17:26,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:26,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:26,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:26,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:26,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:26,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:17:26,584 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:17:26,584 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:17:26,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:26,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:26,585 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 20:17:26,729 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:26,731 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:27,137 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:17:27,138 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:27,414 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:17:27,423 INFO L158 Benchmark]: Toolchain (without parser) took 1830.97ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 60.1MB in the end (delta: 30.6MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,425 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.88ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 65.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.58ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:27,426 INFO L158 Benchmark]: Boogie Preprocessor took 59.49ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,426 INFO L158 Benchmark]: RCFGBuilder took 912.85ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 60.1MB in the end (delta: 1.2MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-11-13 20:17:27,432 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.88ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 65.4MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.58ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.49ms. Allocated memory is still 117.4MB. Free memory was 63.1MB in the beginning and 61.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 912.85ms. Allocated memory is still 117.4MB. Free memory was 61.4MB in the beginning and 60.1MB in the end (delta: 1.2MB). Peak memory consumption was 22.3MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). 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 20:17:27,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:17:30,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:17:30,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:17:30,428 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:17:30,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:17:30,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:17:30,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:17:30,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:17:30,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:17:30,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:17:30,430 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:17:30,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:17:30,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:17:30,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:17:30,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:17:30,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:17:30,434 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:17:30,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:17:30,435 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:17:30,435 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:17:30,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:17:30,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:17:30,436 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:17:30,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:17:30,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:30,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:17:30,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:17:30,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:17:30,437 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:17:30,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:17:30,438 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:17:30,438 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/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 -> 5128c539cd3051e20c09e1924eb0951d5be697be251e10d3c281464ed4c436cd [2024-11-13 20:17:30,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:17:30,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:17:30,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:17:30,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:17:30,945 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:17:30,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/rfi000_tso.i Unable to find full path for "g++" [2024-11-13 20:17:32,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:17:33,395 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:17:33,396 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i [2024-11-13 20:17:33,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/97cd87723/8d79f95b55e34ad1b02164618a8cf3ce/FLAG96c027714 [2024-11-13 20:17:33,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/data/97cd87723/8d79f95b55e34ad1b02164618a8cf3ce [2024-11-13 20:17:33,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:17:33,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:17:33,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:33,455 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:17:33,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:17:33,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24b3c0ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:33, skipping insertion in model container [2024-11-13 20:17:33,465 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:17:33" (1/1) ... [2024-11-13 20:17:33,526 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:17:33,733 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i[944,957] [2024-11-13 20:17:34,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:34,046 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:17:34,057 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_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/sv-benchmarks/c/pthread-wmm/rfi000_tso.i[944,957] [2024-11-13 20:17:34,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:17:34,192 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:17:34,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34 WrapperNode [2024-11-13 20:17:34,194 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:17:34,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:34,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:17:34,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:17:34,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,266 INFO L138 Inliner]: procedures = 175, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2024-11-13 20:17:34,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:17:34,267 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:17:34,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:17:34,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:17:34,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:17:34,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:17:34,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:17:34,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:17:34,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:17:34" (1/1) ... [2024-11-13 20:17:34,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:17:34,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:17:34,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:17:34,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:17:34,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:17:34,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:17:34,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:17:34,396 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:17:34,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:17:34,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:17:34,398 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 20:17:34,571 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:17:34,573 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:17:35,149 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:17:35,149 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:17:35,535 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:17:35,542 INFO L158 Benchmark]: Toolchain (without parser) took 2087.95ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 50.8MB in the end (delta: 43.6MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-13 20:17:35,543 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:35,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.65ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 69.0MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:17:35,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.60ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:35,544 INFO L158 Benchmark]: Boogie Preprocessor took 56.12ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:17:35,544 INFO L158 Benchmark]: RCFGBuilder took 1215.96ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 50.8MB in the end (delta: 13.8MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-11-13 20:17:35,549 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.65ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 69.0MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.60ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.12ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1215.96ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 50.8MB in the end (delta: 13.8MB). Peak memory consumption was 30.8MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). 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 20:17:35,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a409e6d-b27a-4c92-a19e-e2f76a4e7310/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?