./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix004.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_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/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_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/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_2b844563-bc4e-4f42-bb57-44b36305ea8c/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 89021de777f0aa5756284679b7b3bd19ab661d8d626f08ad7f7db0bc955b507d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:41:51,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:41:51,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:41:51,402 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:41:51,402 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:41:51,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:41:51,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:41:51,421 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:41:51,421 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:41:51,422 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:41:51,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:41:51,423 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:41:51,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:41:51,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:41:51,423 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:41:51,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:41:51,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:41:51,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:41:51,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:41:51,424 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/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 -> 89021de777f0aa5756284679b7b3bd19ab661d8d626f08ad7f7db0bc955b507d [2024-12-06 05:41:51,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:41:51,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:41:51,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:41:51,641 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:41:51,641 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:41:51,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix004.opt.i [2024-12-06 05:41:54,270 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/90cb54d2d/e801288c16b14e5db9283fff32786bd8/FLAG8f0581bbd [2024-12-06 05:41:54,503 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:41:54,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i [2024-12-06 05:41:54,515 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/90cb54d2d/e801288c16b14e5db9283fff32786bd8/FLAG8f0581bbd [2024-12-06 05:41:54,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/90cb54d2d/e801288c16b14e5db9283fff32786bd8 [2024-12-06 05:41:54,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:41:54,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:41:54,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:41:54,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:41:54,819 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:41:54,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:41:54" (1/1) ... [2024-12-06 05:41:54,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30bf24cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:54, skipping insertion in model container [2024-12-06 05:41:54,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:41:54" (1/1) ... [2024-12-06 05:41:54,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:41:54,990 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i[944,957] [2024-12-06 05:41:55,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:41:55,183 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:41:55,191 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i[944,957] [2024-12-06 05:41:55,241 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:41:55,267 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:41:55,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55 WrapperNode [2024-12-06 05:41:55,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:41:55,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:41:55,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:41:55,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:41:55,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,305 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-12-06 05:41:55,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:41:55,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:41:55,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:41:55,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:41:55,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,323 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,332 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:41:55,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:41:55,333 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:41:55,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:41:55,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:41:55" (1/1) ... [2024-12-06 05:41:55,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:41:55,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:41:55,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:41:55,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:41:55,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:41:55,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:41:55,383 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 05:41:55,490 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:41:55,492 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:41:55,774 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:41:55,774 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:41:55,915 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:41:55,920 INFO L158 Benchmark]: Toolchain (without parser) took 1104.41ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 98.2MB in the end (delta: 19.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-12-06 05:41:55,920 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:41:55,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 92.8MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:41:55,921 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.36ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:41:55,921 INFO L158 Benchmark]: Boogie Preprocessor took 26.74ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 89.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:41:55,922 INFO L158 Benchmark]: RCFGBuilder took 585.07ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 98.2MB in the end (delta: -9.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 05:41:55,924 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 452.88ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 92.8MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.36ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 90.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.74ms. Allocated memory is still 142.6MB. Free memory was 90.8MB in the beginning and 89.0MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 585.07ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 98.2MB in the end (delta: -9.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:41:55,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/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_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/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_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix004.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/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_2b844563-bc4e-4f42-bb57-44b36305ea8c/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 89021de777f0aa5756284679b7b3bd19ab661d8d626f08ad7f7db0bc955b507d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:41:57,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:41:57,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:41:57,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:41:57,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:41:57,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:41:57,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:41:57,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:41:57,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:41:57,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:41:57,938 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:41:57,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:41:57,940 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:41:57,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:41:57,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:41:57,940 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:41:57,941 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:41:57,941 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/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 -> 89021de777f0aa5756284679b7b3bd19ab661d8d626f08ad7f7db0bc955b507d [2024-12-06 05:41:58,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:41:58,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:41:58,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:41:58,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:41:58,175 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:41:58,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix004.opt.i [2024-12-06 05:42:00,846 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/1c2f4e7fe/92df4a6af68b416c940b3dbf171a64ab/FLAGbf9903107 [2024-12-06 05:42:01,073 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:42:01,073 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i [2024-12-06 05:42:01,086 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/1c2f4e7fe/92df4a6af68b416c940b3dbf171a64ab/FLAGbf9903107 [2024-12-06 05:42:01,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/data/1c2f4e7fe/92df4a6af68b416c940b3dbf171a64ab [2024-12-06 05:42:01,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:42:01,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:42:01,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:42:01,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:42:01,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:42:01,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3551300c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01, skipping insertion in model container [2024-12-06 05:42:01,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,141 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:42:01,290 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i[944,957] [2024-12-06 05:42:01,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:42:01,446 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:42:01,456 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_2b844563-bc4e-4f42-bb57-44b36305ea8c/sv-benchmarks/c/pthread-wmm/mix004.opt.i[944,957] [2024-12-06 05:42:01,501 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:42:01,533 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:42:01,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01 WrapperNode [2024-12-06 05:42:01,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:42:01,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:42:01,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:42:01,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:42:01,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,572 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2024-12-06 05:42:01,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:42:01,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:42:01,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:42:01,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:42:01,578 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,592 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:42:01,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:42:01,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:42:01,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:42:01,602 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:01" (1/1) ... [2024-12-06 05:42:01,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:42:01,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:42:01,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:42:01,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:42:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:42:01,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:42:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:42:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:42:01,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:42:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:42:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:42:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 05:42:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:42:01,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:42:01,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:42:01,665 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 05:42:01,788 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:42:01,789 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:42:02,077 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:42:02,077 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:42:02,216 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:42:02,221 INFO L158 Benchmark]: Toolchain (without parser) took 1117.22ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 48.7MB in the end (delta: 20.1MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-06 05:42:02,221 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:02,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.45ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 44.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:42:02,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.16ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 42.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:02,222 INFO L158 Benchmark]: Boogie Preprocessor took 27.28ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 39.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:02,222 INFO L158 Benchmark]: RCFGBuilder took 618.66ms. Allocated memory is still 92.3MB. Free memory was 39.8MB in the beginning and 48.7MB in the end (delta: -8.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-12-06 05:42:02,224 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.45ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 44.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.16ms. Allocated memory is still 92.3MB. Free memory was 44.0MB in the beginning and 42.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.28ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 39.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 618.66ms. Allocated memory is still 92.3MB. Free memory was 39.8MB in the beginning and 48.7MB in the end (delta: -8.9MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:42:02,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b844563-bc4e-4f42-bb57-44b36305ea8c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?