./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b --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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:21,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:21,646 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:18:21,650 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:18:21,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:18:21,668 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:21,668 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:21,668 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:21,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:21,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:21,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:21,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:21,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:21,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:21,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:21,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:21,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:21,671 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:18:21,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:18:21,671 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_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b 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 -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2024-12-05 22:18:21,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:21,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:21,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:21,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:21,920 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:21,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-12-05 22:18:24,604 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/a52181df0/c014eb0f7b454b18b9a0cea69b86f378/FLAGc1ec28720 [2024-12-05 22:18:24,822 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:24,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-12-05 22:18:24,835 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/a52181df0/c014eb0f7b454b18b9a0cea69b86f378/FLAGc1ec28720 [2024-12-05 22:18:24,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/a52181df0/c014eb0f7b454b18b9a0cea69b86f378 [2024-12-05 22:18:24,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:24,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:24,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:24,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:24,861 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:24,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:24" (1/1) ... [2024-12-05 22:18:24,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522ef5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:24, skipping insertion in model container [2024-12-05 22:18:24,863 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:24" (1/1) ... [2024-12-05 22:18:24,893 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:25,038 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_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-12-05 22:18:25,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:25,256 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:18:25,266 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_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-12-05 22:18:25,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:25,345 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:18:25,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25 WrapperNode [2024-12-05 22:18:25,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:25,346 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:25,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:18:25,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:18:25,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,387 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-12-05 22:18:25,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:25,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:18:25,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:18:25,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:18:25,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,408 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:18:25,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:18:25,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:18:25,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:18:25,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:25" (1/1) ... [2024-12-05 22:18:25,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:25,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:18:25,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:18:25,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:18:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:18:25,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:18:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:18:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:18:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:18:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:18:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:18:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:18:25,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:18:25,473 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:18:25,582 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:18:25,584 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:18:25,866 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:18:25,867 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:18:25,992 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:18:25,996 INFO L158 Benchmark]: Toolchain (without parser) took 1141.54ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 71.3MB in the end (delta: 19.6MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2024-12-05 22:18:25,997 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:25,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.97ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.9MB in the end (delta: 23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:18:25,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.50ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:25,998 INFO L158 Benchmark]: Boogie Preprocessor took 29.63ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 62.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:25,998 INFO L158 Benchmark]: RCFGBuilder took 576.53ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 71.3MB in the end (delta: -8.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:26,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.97ms. Allocated memory is still 117.4MB. Free memory was 90.7MB in the beginning and 66.9MB in the end (delta: 23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.50ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.63ms. Allocated memory is still 117.4MB. Free memory was 64.4MB in the beginning and 62.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 576.53ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 71.3MB in the end (delta: -8.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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. [2024-12-05 22:18:26,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/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_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b --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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:18:27,936 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:18:28,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:18:28,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:18:28,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:18:28,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:18:28,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:18:28,049 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:18:28,049 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:18:28,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:18:28,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:18:28,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:28,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:18:28,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:18:28,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:18:28,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:18:28,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:18:28,051 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:18:28,051 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_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b 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 -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2024-12-05 22:18:28,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:18:28,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:18:28,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:18:28,296 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:18:28,296 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:18:28,298 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-12-05 22:18:30,980 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/0406b0a32/ce281a69498f4fbc85c97f5cf0e4133f/FLAGbb5eb4a6e [2024-12-05 22:18:31,216 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:18:31,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2024-12-05 22:18:31,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/0406b0a32/ce281a69498f4fbc85c97f5cf0e4133f/FLAGbb5eb4a6e [2024-12-05 22:18:31,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/data/0406b0a32/ce281a69498f4fbc85c97f5cf0e4133f [2024-12-05 22:18:31,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:18:31,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:18:31,250 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:31,250 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:18:31,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:18:31,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3551300c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31, skipping insertion in model container [2024-12-05 22:18:31,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,291 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:18:31,435 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_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-12-05 22:18:31,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:31,605 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:18:31,615 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_70006181-4059-4b36-a478-53542cbadde8/sv-benchmarks/c/pthread-wmm/mix027_tso.i[944,957] [2024-12-05 22:18:31,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:18:31,695 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:18:31,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31 WrapperNode [2024-12-05 22:18:31,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:18:31,697 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:31,697 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:18:31,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:18:31,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,738 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-12-05 22:18:31,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:18:31,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:18:31,738 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:18:31,738 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:18:31,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,758 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,765 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:18:31,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:18:31,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:18:31,770 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:18:31,771 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:18:31" (1/1) ... [2024-12-05 22:18:31,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:18:31,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:18:31,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:18:31,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:18:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:18:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:18:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:18:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:18:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:18:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:18:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:18:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:18:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:18:31,839 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:18:31,976 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:18:31,978 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:18:32,301 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:18:32,301 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:18:32,436 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:18:32,440 INFO L158 Benchmark]: Toolchain (without parser) took 1191.04ms. Allocated memory is still 92.3MB. Free memory was 69.1MB in the beginning and 47.7MB in the end (delta: 21.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-12-05 22:18:32,440 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:32,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.88ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 44.4MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:18:32,441 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.21ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:32,441 INFO L158 Benchmark]: Boogie Preprocessor took 30.37ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:18:32,442 INFO L158 Benchmark]: RCFGBuilder took 669.49ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 47.7MB in the end (delta: -7.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-12-05 22:18:32,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.88ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 44.4MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.21ms. Allocated memory is still 92.3MB. Free memory was 44.4MB in the beginning and 42.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.37ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 669.49ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 47.7MB in the end (delta: -7.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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. [2024-12-05 22:18:32,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70006181-4059-4b36-a478-53542cbadde8/bin/ukojak-verify-CZk0znPC7b/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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?