./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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 f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:32:41,642 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:32:41,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:32:41,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:32:41,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:32:41,733 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:32:41,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:32:41,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:32:41,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:32:41,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:32:41,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:32:41,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:32:41,737 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:32:41,737 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:32:41,737 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:32:41,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:32:41,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:32:41,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:32:41,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:32:41,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:32:41,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:32:41,738 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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 -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca [2024-12-06 03:32:41,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:32:41,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:32:41,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:32:41,982 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:32:41,982 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:32:41,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-12-06 03:32:44,725 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/1009756e7/f4e8a1620546438fb0cddf0166851305/FLAG1d37cbdee [2024-12-06 03:32:45,026 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:32:45,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-12-06 03:32:45,044 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/1009756e7/f4e8a1620546438fb0cddf0166851305/FLAG1d37cbdee [2024-12-06 03:32:45,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/1009756e7/f4e8a1620546438fb0cddf0166851305 [2024-12-06 03:32:45,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:32:45,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:32:45,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:32:45,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:32:45,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:32:45,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61543159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45, skipping insertion in model container [2024-12-06 03:32:45,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,105 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:32:45,243 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i[958,971] [2024-12-06 03:32:45,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:32:45,418 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:32:45,427 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i[958,971] [2024-12-06 03:32:45,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:32:45,511 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:32:45,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45 WrapperNode [2024-12-06 03:32:45,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:32:45,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:32:45,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:32:45,513 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:32:45,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,557 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-12-06 03:32:45,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:32:45,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:32:45,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:32:45,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:32:45,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,567 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,568 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,577 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:32:45,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:32:45,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:32:45,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:32:45,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:45" (1/1) ... [2024-12-06 03:32:45,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:32:45,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:32:45,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:32:45,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:32:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:32:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:32:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:32:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:32:45,648 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:32:45,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:32:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:32:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:32:45,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:32:45,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:32:45,650 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:32:45,779 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:32:45,781 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:32:46,067 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:32:46,068 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:32:46,197 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:32:46,203 INFO L158 Benchmark]: Toolchain (without parser) took 1138.55ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 105.3MB in the end (delta: 11.8MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-12-06 03:32:46,203 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:46,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.83ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 93.5MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:32:46,204 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.34ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:46,205 INFO L158 Benchmark]: Boogie Preprocessor took 30.00ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:46,205 INFO L158 Benchmark]: RCFGBuilder took 613.24ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 105.3MB in the end (delta: -15.4MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-12-06 03:32:46,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.83ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 93.5MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.34ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 91.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.00ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 89.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 613.24ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 105.3MB in the end (delta: -15.4MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:32:46,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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 f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:32:48,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:32:48,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 03:32:48,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:32:48,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:32:48,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:32:48,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:32:48,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:32:48,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:32:48,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:32:48,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:32:48,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:32:48,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:32:48,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:32:48,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:32:48,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:32:48,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:32:48,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:32:48,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:32:48,428 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:32:48,428 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:32:48,428 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:32:48,428 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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 -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca [2024-12-06 03:32:48,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:32:48,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:32:48,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:32:48,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:32:48,684 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:32:48,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-12-06 03:32:51,445 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/059099662/952ee700cd74409aa3728b39c497a969/FLAG8d2454774 [2024-12-06 03:32:51,682 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:32:51,683 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-12-06 03:32:51,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/059099662/952ee700cd74409aa3728b39c497a969/FLAG8d2454774 [2024-12-06 03:32:51,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/data/059099662/952ee700cd74409aa3728b39c497a969 [2024-12-06 03:32:52,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:32:52,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:32:52,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:32:52,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:32:52,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:32:52,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:32:51" (1/1) ... [2024-12-06 03:32:52,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f93812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52, skipping insertion in model container [2024-12-06 03:32:52,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:32:51" (1/1) ... [2024-12-06 03:32:52,038 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:32:52,183 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i[958,971] [2024-12-06 03:32:52,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:32:52,336 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:32:52,346 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_4775aee6-07f3-463e-80ba-8fd0c284d5c2/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i[958,971] [2024-12-06 03:32:52,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:32:52,432 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:32:52,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52 WrapperNode [2024-12-06 03:32:52,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:32:52,434 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:32:52,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:32:52,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:32:52,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,477 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2024-12-06 03:32:52,478 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:32:52,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:32:52,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:32:52,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:32:52,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,502 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,505 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,510 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:32:52,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:32:52,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:32:52,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:32:52,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:32:52" (1/1) ... [2024-12-06 03:32:52,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:32:52,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:32:52,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:32:52,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:32:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:32:52,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:32:52,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:32:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:32:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:32:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 03:32:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:32:52,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:32:52,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:32:52,588 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:32:52,712 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:32:52,713 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:32:53,030 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:32:53,030 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:32:53,179 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:32:53,185 INFO L158 Benchmark]: Toolchain (without parser) took 1182.60ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 56.5MB in the end (delta: 12.2MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-06 03:32:53,185 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:53,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.62ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:32:53,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.45ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:53,186 INFO L158 Benchmark]: Boogie Preprocessor took 35.99ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 40.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:32:53,187 INFO L158 Benchmark]: RCFGBuilder took 667.83ms. Allocated memory is still 92.3MB. Free memory was 40.5MB in the beginning and 56.5MB in the end (delta: -16.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-12-06 03:32:53,189 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.62ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 44.5MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.45ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.99ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 40.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 667.83ms. Allocated memory is still 92.3MB. Free memory was 40.5MB in the beginning and 56.5MB in the end (delta: -16.0MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:32:53,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4775aee6-07f3-463e-80ba-8fd0c284d5c2/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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?