./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.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_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/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_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/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_d9201504-c7c0-44ef-87d7-0dee945f3282/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 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:51:40,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:51:40,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:51:40,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:51:40,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:51:40,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:51:40,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:51:40,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:51:40,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:51:40,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:51:40,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:51:40,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:51:40,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:51:40,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:51:40,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:40,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:51:40,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:51:40,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:51:40,307 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:51:40,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:51:40,307 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_d9201504-c7c0-44ef-87d7-0dee945f3282/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 -> 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 [2024-12-06 00:51:40,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:51:40,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:51:40,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:51:40,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:51:40,545 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:51:40,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2024-12-06 00:51:43,141 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/8e79763ac/13faa83c4f8c4d4bb40a967f2d7039a1/FLAG93a35abb9 [2024-12-06 00:51:43,380 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:51:43,381 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2024-12-06 00:51:43,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/8e79763ac/13faa83c4f8c4d4bb40a967f2d7039a1/FLAG93a35abb9 [2024-12-06 00:51:43,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/8e79763ac/13faa83c4f8c4d4bb40a967f2d7039a1 [2024-12-06 00:51:43,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:51:43,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:51:43,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:43,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:51:43,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:51:43,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:43" (1/1) ... [2024-12-06 00:51:43,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59962869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:43, skipping insertion in model container [2024-12-06 00:51:43,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:43" (1/1) ... [2024-12-06 00:51:43,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:51:43,838 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_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i[949,962] [2024-12-06 00:51:44,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:44,021 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:51:44,029 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_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i[949,962] [2024-12-06 00:51:44,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:44,112 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:51:44,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44 WrapperNode [2024-12-06 00:51:44,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:44,113 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:44,113 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:51:44,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:51:44,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,145 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2024-12-06 00:51:44,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:44,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:51:44,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:51:44,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:51:44,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,166 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:51:44,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:51:44,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:51:44,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:51:44,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:44" (1/1) ... [2024-12-06 00:51:44,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:44,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:51:44,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:51:44,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:51:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:51:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:51:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:51:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:51:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:51:44,236 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:51:44,236 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:51:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:51:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 00:51:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 00:51:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 00:51:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 00:51:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:51:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:51:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:51:44,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:51:44,238 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 00:51:44,359 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:51:44,360 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:51:44,761 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:51:44,762 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:51:44,994 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:51:45,000 INFO L158 Benchmark]: Toolchain (without parser) took 1309.06ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 55.8MB in the end (delta: 61.4MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-12-06 00:51:45,000 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:51:45,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.38ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 88.2MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:51:45,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.13ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 85.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:51:45,001 INFO L158 Benchmark]: Boogie Preprocessor took 33.25ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 83.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:51:45,002 INFO L158 Benchmark]: RCFGBuilder took 818.29ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 55.8MB in the end (delta: 27.6MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2024-12-06 00:51:45,004 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.38ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 88.2MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.13ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 85.7MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.25ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 83.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 818.29ms. Allocated memory is still 142.6MB. Free memory was 83.3MB in the beginning and 55.8MB in the end (delta: 27.6MB). Peak memory consumption was 31.0MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:51:45,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/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_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/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_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/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_d9201504-c7c0-44ef-87d7-0dee945f3282/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 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:51:46,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:51:46,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:51:47,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:51:47,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:51:47,005 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:51:47,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:51:47,005 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:51:47,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:51:47,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:51:47,005 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:51:47,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:51:47,006 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:51:47,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:51:47,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:47,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:51:47,007 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:51:47,008 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:51:47,008 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_d9201504-c7c0-44ef-87d7-0dee945f3282/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 -> 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 [2024-12-06 00:51:47,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:51:47,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:51:47,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:51:47,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:51:47,248 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:51:47,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2024-12-06 00:51:49,907 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/c8827e5cf/b36d5f857f294580a0f06cd8e5d34a67/FLAG3d44aa87d [2024-12-06 00:51:50,123 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:51:50,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2024-12-06 00:51:50,137 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/c8827e5cf/b36d5f857f294580a0f06cd8e5d34a67/FLAG3d44aa87d [2024-12-06 00:51:50,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/data/c8827e5cf/b36d5f857f294580a0f06cd8e5d34a67 [2024-12-06 00:51:50,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:51:50,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:51:50,154 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:50,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:51:50,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:51:50,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8a1b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50, skipping insertion in model container [2024-12-06 00:51:50,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:51:50,307 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_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i[949,962] [2024-12-06 00:51:50,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:50,488 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:51:50,497 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_d9201504-c7c0-44ef-87d7-0dee945f3282/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i[949,962] [2024-12-06 00:51:50,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:51:50,581 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:51:50,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50 WrapperNode [2024-12-06 00:51:50,582 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:51:50,583 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:50,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:51:50,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:51:50,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,622 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2024-12-06 00:51:50,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:51:50,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:51:50,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:51:50,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:51:50,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,646 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,657 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:51:50,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:51:50,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:51:50,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:51:50,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:51:50" (1/1) ... [2024-12-06 00:51:50,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:51:50,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:51:50,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:51:50,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:51:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:51:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:51:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:51:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:51:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 00:51:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 00:51:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:51:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:51:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:51:50,714 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 00:51:50,842 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:51:50,843 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:51:51,263 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:51:51,263 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:51:51,480 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:51:51,485 INFO L158 Benchmark]: Toolchain (without parser) took 1331.91ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 28.5MB in the end (delta: 40.1MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-12-06 00:51:51,485 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:51:51,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.39ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 40.1MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:51:51,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.10ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 67.4MB in the end (delta: -27.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 00:51:51,487 INFO L158 Benchmark]: Boogie Preprocessor took 34.45ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 64.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:51:51,487 INFO L158 Benchmark]: RCFGBuilder took 825.40ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 28.5MB in the end (delta: 35.9MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2024-12-06 00:51:51,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.39ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 40.1MB in the end (delta: 28.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.10ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 67.4MB in the end (delta: -27.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.45ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 64.4MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 825.40ms. Allocated memory is still 92.3MB. Free memory was 64.4MB in the beginning and 28.5MB in the end (delta: 35.9MB). Peak memory consumption was 40.1MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:51:51,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9201504-c7c0-44ef-87d7-0dee945f3282/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?