./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix030_tso.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_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/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_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/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_1662c397-4740-4d31-80ff-95d2f6d41772/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 20a2c57970e5e291ffc10826c9a5fbe3296a1e55ae86cfd2b786718aae571bfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:50:27,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:50:27,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:50:27,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:50:27,853 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:50:27,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:50:27,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:50:27,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:50:27,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:50:27,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:50:27,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:50:27,873 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:50:27,874 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:50:27,874 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:27,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:50:27,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:50:27,875 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_1662c397-4740-4d31-80ff-95d2f6d41772/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 -> 20a2c57970e5e291ffc10826c9a5fbe3296a1e55ae86cfd2b786718aae571bfa [2024-12-05 22:50:28,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:50:28,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:50:28,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:50:28,122 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:50:28,123 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:50:28,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix030_tso.i [2024-12-05 22:50:30,747 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/b4f65303c/8e71bd6ff07a47ba8679f6c0c931afac/FLAG281d9b6be [2024-12-05 22:50:30,999 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:50:31,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i [2024-12-05 22:50:31,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/b4f65303c/8e71bd6ff07a47ba8679f6c0c931afac/FLAG281d9b6be [2024-12-05 22:50:31,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/b4f65303c/8e71bd6ff07a47ba8679f6c0c931afac [2024-12-05 22:50:31,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:50:31,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:50:31,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:31,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:50:31,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:50:31,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6b48b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31, skipping insertion in model container [2024-12-05 22:50:31,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:50:31,499 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_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i[944,957] [2024-12-05 22:50:31,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:31,658 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:50:31,668 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_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i[944,957] [2024-12-05 22:50:31,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:31,745 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:50:31,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31 WrapperNode [2024-12-05 22:50:31,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:31,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:31,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:50:31,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:50:31,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,783 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2024-12-05 22:50:31,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:31,783 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:50:31,783 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:50:31,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:50:31,789 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,791 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,800 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:50:31,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:50:31,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:50:31,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:50:31,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:31" (1/1) ... [2024-12-05 22:50:31,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:31,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:50:31,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:50:31,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:50:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:50:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:50:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:50:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:50:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:50:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:50:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:50:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:50:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:50:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:50:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:50:31,869 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:50:31,985 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:50:31,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:50:32,274 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:50:32,274 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:50:32,436 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:50:32,442 INFO L158 Benchmark]: Toolchain (without parser) took 1122.60ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 93.3MB in the end (delta: 24.0MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-12-05 22:50:32,442 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:32,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.46ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 92.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:50:32,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.73ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:32,443 INFO L158 Benchmark]: Boogie Preprocessor took 26.52ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:32,444 INFO L158 Benchmark]: RCFGBuilder took 629.75ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 93.3MB in the end (delta: -4.9MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-12-05 22:50:32,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.46ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 92.7MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.73ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.52ms. Allocated memory is still 142.6MB. Free memory was 90.3MB in the beginning and 88.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.75ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 93.3MB in the end (delta: -4.9MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:50:32,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/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_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/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_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/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_1662c397-4740-4d31-80ff-95d2f6d41772/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 20a2c57970e5e291ffc10826c9a5fbe3296a1e55ae86cfd2b786718aae571bfa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:50:34,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:50:34,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:50:34,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:50:34,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:50:34,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:50:34,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:50:34,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:50:34,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:50:34,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:50:34,461 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:50:34,462 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:50:34,463 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:50:34,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:50:34,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:34,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:50:34,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:50:34,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:50:34,464 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:50:34,464 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:34,464 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:50:34,464 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_1662c397-4740-4d31-80ff-95d2f6d41772/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 -> 20a2c57970e5e291ffc10826c9a5fbe3296a1e55ae86cfd2b786718aae571bfa [2024-12-05 22:50:34,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:50:34,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:50:34,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:50:34,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:50:34,702 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:50:34,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix030_tso.i [2024-12-05 22:50:37,386 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/5d9b751b7/ec9a9af816cd4e3e9df1f021889f423f/FLAGfe2ce42d6 [2024-12-05 22:50:37,618 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:50:37,619 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i [2024-12-05 22:50:37,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/5d9b751b7/ec9a9af816cd4e3e9df1f021889f423f/FLAGfe2ce42d6 [2024-12-05 22:50:37,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/data/5d9b751b7/ec9a9af816cd4e3e9df1f021889f423f [2024-12-05 22:50:37,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:50:37,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:50:37,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:37,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:50:37,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:50:37,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:37" (1/1) ... [2024-12-05 22:50:37,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b7b0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:37, skipping insertion in model container [2024-12-05 22:50:37,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:50:37" (1/1) ... [2024-12-05 22:50:37,975 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:50:38,103 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_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i[944,957] [2024-12-05 22:50:38,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:38,254 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:50:38,264 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_1662c397-4740-4d31-80ff-95d2f6d41772/sv-benchmarks/c/pthread-wmm/mix030_tso.i[944,957] [2024-12-05 22:50:38,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:50:38,354 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:50:38,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38 WrapperNode [2024-12-05 22:50:38,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:50:38,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:38,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:50:38,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:50:38,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,377 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,394 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-12-05 22:50:38,395 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:50:38,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:50:38,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:50:38,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:50:38,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,415 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:50:38,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:50:38,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:50:38,424 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:50:38,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:50:38" (1/1) ... [2024-12-05 22:50:38,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:50:38,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:50:38,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:50:38,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:50:38,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:50:38,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 22:50:38,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 22:50:38,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 22:50:38,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 22:50:38,493 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 22:50:38,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 22:50:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 22:50:38,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:50:38,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:50:38,495 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 22:50:38,611 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:50:38,613 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:50:38,931 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 22:50:38,931 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:50:39,084 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:50:39,089 INFO L158 Benchmark]: Toolchain (without parser) took 1149.72ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 42.0MB in the end (delta: 26.7MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-12-05 22:50:39,089 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:39,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 43.7MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 22:50:39,090 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.82ms. Allocated memory is still 92.3MB. Free memory was 43.7MB in the beginning and 41.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:39,090 INFO L158 Benchmark]: Boogie Preprocessor took 28.25ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 39.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:50:39,091 INFO L158 Benchmark]: RCFGBuilder took 663.52ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 42.0MB in the end (delta: -2.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-12-05 22:50:39,093 INFO L338 ainManager$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 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 43.7MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.82ms. Allocated memory is still 92.3MB. Free memory was 43.7MB in the beginning and 41.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.25ms. Allocated memory is still 92.3MB. Free memory was 41.5MB in the beginning and 39.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 663.52ms. Allocated memory is still 92.3MB. Free memory was 39.3MB in the beginning and 42.0MB in the end (delta: -2.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:50:39,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1662c397-4740-4d31-80ff-95d2f6d41772/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?