./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.opt.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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:48:54,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:48:54,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:48:54,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:48:54,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:48:54,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:48:54,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:48:54,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:48:54,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:48:54,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:48:54,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:48:54,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:48:54,743 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:48:54,743 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:48:54,743 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:48:54,744 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:48:54,745 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:48:54,745 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:48:54,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:48:54,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:48:54,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:54,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:48:54,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:48:54,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:48:54,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:48:54,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:48:54,746 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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 -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2024-12-05 23:48:55,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:48:55,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:48:55,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:48:55,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:48:55,036 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:48:55,037 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-12-05 23:48:58,576 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/13a29ae1c/a7bb0d0821c44b7bbdb664bace87af1d/FLAG813e0f25a [2024-12-05 23:48:58,892 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:48:58,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-12-05 23:48:58,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/13a29ae1c/a7bb0d0821c44b7bbdb664bace87af1d/FLAG813e0f25a [2024-12-05 23:48:58,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/13a29ae1c/a7bb0d0821c44b7bbdb664bace87af1d [2024-12-05 23:48:58,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:48:58,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:48:58,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:58,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:48:58,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:48:58,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:58" (1/1) ... [2024-12-05 23:48:58,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@88897bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:58, skipping insertion in model container [2024-12-05 23:48:58,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:58" (1/1) ... [2024-12-05 23:48:58,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:48:59,179 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-12-05 23:48:59,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:59,398 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:48:59,412 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-12-05 23:48:59,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:59,518 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:48:59,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59 WrapperNode [2024-12-05 23:48:59,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:59,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:59,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:48:59,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:48:59,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,566 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-12-05 23:48:59,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:59,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:48:59,567 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:48:59,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:48:59,574 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,589 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,601 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:48:59,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:48:59,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:48:59,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:48:59,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:59" (1/1) ... [2024-12-05 23:48:59,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:48:59,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:48:59,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:48:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:48:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 23:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:48:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:48:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:48:59,683 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 23:48:59,843 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:48:59,845 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:49:00,199 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:49:00,199 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:49:00,348 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:49:00,353 INFO L158 Benchmark]: Toolchain (without parser) took 1418.96ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 111.2MB in the end (delta: 4.5MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-12-05 23:49:00,354 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:00,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 582.99ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 92.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:49:00,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.78ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:00,355 INFO L158 Benchmark]: Boogie Preprocessor took 35.21ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 88.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:00,355 INFO L158 Benchmark]: RCFGBuilder took 749.30ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 111.3MB in the end (delta: -23.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-12-05 23:49:00,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 582.99ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 92.1MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.78ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.21ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 88.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 749.30ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 111.3MB in the end (delta: -23.3MB). Peak memory consumption was 47.8MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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 23:49:00,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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 bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:49:02,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:49:02,348 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:49:02,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:49:02,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:49:02,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:49:02,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:49:02,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:49:02,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:49:02,377 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:49:02,378 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:49:02,378 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:49:02,378 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:49:02,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:49:02,379 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:49:02,379 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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 -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2024-12-05 23:49:02,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:49:02,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:49:02,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:49:02,635 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:49:02,635 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:49:02,636 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-12-05 23:49:06,155 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/bc6d3eb6c/25bfffb6ea4047009490b7a3346ed5ef/FLAGf11ac104b [2024-12-05 23:49:06,465 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:49:06,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2024-12-05 23:49:06,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/bc6d3eb6c/25bfffb6ea4047009490b7a3346ed5ef/FLAGf11ac104b [2024-12-05 23:49:06,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/data/bc6d3eb6c/25bfffb6ea4047009490b7a3346ed5ef [2024-12-05 23:49:06,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:49:06,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:49:06,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:49:06,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:49:06,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:49:06,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:49:06" (1/1) ... [2024-12-05 23:49:06,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47edeb5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:06, skipping insertion in model container [2024-12-05 23:49:06,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:49:06" (1/1) ... [2024-12-05 23:49:06,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:49:06,735 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-12-05 23:49:06,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:49:06,933 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:49:06,947 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_24ee9e25-8f85-49f3-b2da-7c4e7618815d/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2024-12-05 23:49:07,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:49:07,053 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:49:07,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07 WrapperNode [2024-12-05 23:49:07,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:49:07,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:49:07,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:49:07,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:49:07,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,106 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2024-12-05 23:49:07,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:49:07,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:49:07,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:49:07,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:49:07,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,133 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,137 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,145 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:49:07,146 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:49:07,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:49:07,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:49:07,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:49:07" (1/1) ... [2024-12-05 23:49:07,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:49:07,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:49:07,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:49:07,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:49:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:49:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:49:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:49:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:49:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:49:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:49:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 23:49:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:49:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:49:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:49:07,237 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 23:49:07,406 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:49:07,408 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:49:07,798 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:49:07,798 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:49:07,962 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:49:07,968 INFO L158 Benchmark]: Toolchain (without parser) took 1463.31ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 56.2MB in the end (delta: 12.5MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-05 23:49:07,969 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:07,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.43ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 44.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:49:07,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.01ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:07,970 INFO L158 Benchmark]: Boogie Preprocessor took 38.35ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:49:07,971 INFO L158 Benchmark]: RCFGBuilder took 819.78ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 56.2MB in the end (delta: -15.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-05 23:49:07,973 INFO L338 ainManager$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 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.43ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 44.6MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.01ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 42.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.35ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 40.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 819.78ms. Allocated memory is still 92.3MB. Free memory was 40.2MB in the beginning and 56.2MB in the end (delta: -15.9MB). Peak memory consumption was 14.1MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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 23:49:07,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24ee9e25-8f85-49f3-b2da-7c4e7618815d/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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?