./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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 390a12f9f7a5c311c1cdcecac54987f654ebac30db2fbb7661324a5599d93cf6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:51:29,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:51:29,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:51:29,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:51:29,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:51:29,739 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:51:29,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:51:29,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:51:29,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:51:29,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:51:29,741 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:51:29,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:51:29,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:51:29,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:51:29,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:51:29,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:51:29,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:51:29,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:51:29,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:51:29,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:51:29,743 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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 -> 390a12f9f7a5c311c1cdcecac54987f654ebac30db2fbb7661324a5599d93cf6 [2024-12-05 23:51:29,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:51:29,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:51:29,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:51:29,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:51:29,989 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:51:29,990 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:51:32,643 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/895b471b3/e7e170cdab1645138beb5220c7081170/FLAGf9dbabe54 [2024-12-05 23:51:32,877 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:51:32,878 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:51:32,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/895b471b3/e7e170cdab1645138beb5220c7081170/FLAGf9dbabe54 [2024-12-05 23:51:32,905 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/895b471b3/e7e170cdab1645138beb5220c7081170 [2024-12-05 23:51:32,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:51:32,909 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:51:32,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:51:32,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:51:32,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:51:32,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:51:32" (1/1) ... [2024-12-05 23:51:32,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614ff11f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:32, skipping insertion in model container [2024-12-05 23:51:32,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:51:32" (1/1) ... [2024-12-05 23:51:32,945 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:51:33,091 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-12-05 23:51:33,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:51:33,242 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:51:33,252 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-12-05 23:51:33,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:51:33,329 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:51:33,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33 WrapperNode [2024-12-05 23:51:33,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:51:33,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:51:33,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:51:33,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:51:33,337 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,363 INFO L138 Inliner]: procedures = 175, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2024-12-05 23:51:33,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:51:33,364 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:51:33,364 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:51:33,364 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:51:33,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,379 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,380 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:51:33,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:51:33,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:51:33,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:51:33,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:33" (1/1) ... [2024-12-05 23:51:33,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:51:33,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:51:33,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:51:33,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:51:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:51:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:51:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:51:33,451 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:51:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:51:33,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:51:33,453 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 23:51:33,573 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:51:33,575 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:51:33,833 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:51:33,833 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:51:33,966 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:51:33,972 INFO L158 Benchmark]: Toolchain (without parser) took 1062.53ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 115.1MB in the end (delta: 1.1MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-12-05 23:51:33,972 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:33,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.24ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 92.9MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:51:33,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.96ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 91.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:33,973 INFO L158 Benchmark]: Boogie Preprocessor took 23.60ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:33,974 INFO L158 Benchmark]: RCFGBuilder took 581.94ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 115.1MB in the end (delta: -25.7MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-12-05 23:51:33,976 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.24ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 92.9MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.96ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 91.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.60ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 89.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.94ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 115.1MB in the end (delta: -25.7MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:51:33,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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 390a12f9f7a5c311c1cdcecac54987f654ebac30db2fbb7661324a5599d93cf6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:51:35,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:51:35,988 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:51:36,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:51:36,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:51:36,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:51:36,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:51:36,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:51:36,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:51:36,015 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:51:36,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:51:36,016 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:51:36,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:51:36,017 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:51:36,017 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:51:36,018 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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 -> 390a12f9f7a5c311c1cdcecac54987f654ebac30db2fbb7661324a5599d93cf6 [2024-12-05 23:51:36,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:51:36,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:51:36,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:51:36,252 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:51:36,253 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:51:36,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:51:38,963 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/abce1ea3a/17753aaec2474185ac5022172b1b6c5a/FLAG18e349d45 [2024-12-05 23:51:39,202 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:51:39,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i [2024-12-05 23:51:39,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/abce1ea3a/17753aaec2474185ac5022172b1b6c5a/FLAG18e349d45 [2024-12-05 23:51:39,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/data/abce1ea3a/17753aaec2474185ac5022172b1b6c5a [2024-12-05 23:51:39,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:51:39,515 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:51:39,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:51:39,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:51:39,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:51:39,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76090c82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39, skipping insertion in model container [2024-12-05 23:51:39,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,547 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:51:39,667 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-12-05 23:51:39,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:51:39,813 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:51:39,824 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_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/sv-benchmarks/c/pthread-wmm/safe002_power.opt_pso.oepc_pso.opt_rmo.opt.i[1019,1032] [2024-12-05 23:51:39,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:51:39,908 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:51:39,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39 WrapperNode [2024-12-05 23:51:39,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:51:39,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:51:39,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:51:39,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:51:39,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,947 INFO L138 Inliner]: procedures = 176, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2024-12-05 23:51:39,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:51:39,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:51:39,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:51:39,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:51:39,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,959 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,969 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:51:39,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:51:39,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:51:39,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:51:39,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:51:39" (1/1) ... [2024-12-05 23:51:39,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:51:39,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:51:40,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:51:40,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:51:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 23:51:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 23:51:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 23:51:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:51:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:51:40,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:51:40,043 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 23:51:40,162 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:51:40,164 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:51:40,425 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:51:40,426 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:51:40,548 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:51:40,554 INFO L158 Benchmark]: Toolchain (without parser) took 1037.70ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 59.8MB in the end (delta: 8.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-12-05 23:51:40,554 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:40,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.03ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 44.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:51:40,555 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.20ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 42.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:40,555 INFO L158 Benchmark]: Boogie Preprocessor took 30.20ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:51:40,556 INFO L158 Benchmark]: RCFGBuilder took 572.84ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 59.9MB in the end (delta: -19.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-12-05 23:51:40,558 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.03ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 44.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.20ms. Allocated memory is still 92.3MB. Free memory was 44.2MB in the beginning and 42.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.20ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.84ms. Allocated memory is still 92.3MB. Free memory was 40.3MB in the beginning and 59.9MB in the end (delta: -19.5MB). 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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:51:40,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a5479cc-9fac-44b9-a41a-d0b621ceeb00/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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?