./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:42:07,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:42:07,985 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:42:07,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:42:07,997 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:42:08,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:42:08,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:42:08,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:42:08,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:42:08,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:42:08,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:42:08,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:42:08,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:42:08,023 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:42:08,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:42:08,023 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:42:08,023 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:42:08,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:42:08,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:42:08,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:42:08,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:42:08,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:42:08,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:42:08,024 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:42:08,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:42:08,024 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_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3 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 ! overflow) ) 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 -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea [2024-11-25 02:42:08,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:42:08,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:42:08,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:42:08,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:42:08,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:42:08,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2024-11-25 02:42:11,327 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/1fdcc4f25/751b23735c714f9e88f558198087869a/FLAG31e56d233 [2024-11-25 02:42:11,724 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:42:11,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2024-11-25 02:42:11,753 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/1fdcc4f25/751b23735c714f9e88f558198087869a/FLAG31e56d233 [2024-11-25 02:42:11,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/1fdcc4f25/751b23735c714f9e88f558198087869a [2024-11-25 02:42:11,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:42:11,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:42:11,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:42:11,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:42:11,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:42:11,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:42:11" (1/1) ... [2024-11-25 02:42:11,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@270a9654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:11, skipping insertion in model container [2024-11-25 02:42:11,799 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:42:11" (1/1) ... [2024-11-25 02:42:11,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:42:12,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:42:12,414 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:42:12,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:42:12,568 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:42:12,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12 WrapperNode [2024-11-25 02:42:12,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:42:12,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:42:12,570 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:42:12,570 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:42:12,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,621 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-25 02:42:12,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:42:12,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:42:12,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:42:12,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:42:12,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,645 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,661 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:42:12,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:42:12,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:42:12,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:42:12,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:12" (1/1) ... [2024-11-25 02:42:12,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:42:12,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:42:12,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:42:12,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:42:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:42:12,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:42:12,760 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:42:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:42:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:42:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:42:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:42:12,761 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:42:12,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:42:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:42:12,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:42:12,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:42:12,763 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:42:12,963 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:42:12,966 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:42:13,476 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:42:13,476 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:42:13,749 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:42:13,758 INFO L158 Benchmark]: Toolchain (without parser) took 1974.04ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 75.7MB in the end (delta: 15.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-25 02:42:13,759 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:13,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.65ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 67.7MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:42:13,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.01ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:13,762 INFO L158 Benchmark]: Boogie Preprocessor took 58.38ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:13,762 INFO L158 Benchmark]: RCFGBuilder took 1074.38ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 75.7MB in the end (delta: -11.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-25 02:42:13,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.65ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 67.7MB in the end (delta: 23.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.01ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.38ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 64.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1074.38ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 75.7MB in the end (delta: -11.6MB). Peak memory consumption was 38.6MB. 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$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. [2024-11-25 02:42:13,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:42:16,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:42:16,651 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:42:16,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:42:16,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:42:16,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:42:16,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:42:16,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:42:16,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:42:16,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:42:16,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:42:16,697 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:42:16,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:42:16,698 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:42:16,699 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:42:16,699 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:42:16,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:42:16,700 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:16,700 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:42:16,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:42:16,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:42:16,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:42:16,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:42:16,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:42:16,701 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:42:16,701 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:16,701 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:42:16,701 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_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3 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 ! overflow) ) 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 -> 65b1f643bcee3322b8ab5a998e6338f6065aa9114a28902f0ff5431bd8cb45ea [2024-11-25 02:42:17,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:42:17,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:42:17,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:42:17,052 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:42:17,052 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:42:17,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2024-11-25 02:42:20,140 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/a6bdf1e42/db1fb6bfa4244659ba3931f95cdce0e0/FLAG94910c2a0 [2024-11-25 02:42:20,505 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:42:20,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/sv-benchmarks/c/pthread-wmm/mix042.oepc.i [2024-11-25 02:42:20,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/a6bdf1e42/db1fb6bfa4244659ba3931f95cdce0e0/FLAG94910c2a0 [2024-11-25 02:42:20,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/data/a6bdf1e42/db1fb6bfa4244659ba3931f95cdce0e0 [2024-11-25 02:42:20,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:42:20,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:42:20,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:42:20,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:42:20,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:42:20,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:42:20" (1/1) ... [2024-11-25 02:42:20,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dff7dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:20, skipping insertion in model container [2024-11-25 02:42:20,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:42:20" (1/1) ... [2024-11-25 02:42:20,611 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:42:21,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:42:21,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:42:21,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:42:21,202 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:42:21,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21 WrapperNode [2024-11-25 02:42:21,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:42:21,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:42:21,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:42:21,204 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:42:21,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,264 INFO L138 Inliner]: procedures = 176, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-25 02:42:21,264 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:42:21,265 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:42:21,265 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:42:21,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:42:21,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,277 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,278 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,290 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,293 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,296 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:42:21,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:42:21,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:42:21,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:42:21,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:42:21" (1/1) ... [2024-11-25 02:42:21,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:42:21,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:42:21,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:42:21,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:42:21,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:42:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:42:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:42:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:42:21,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:42:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:42:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:42:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:42:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:42:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:42:21,386 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:42:21,543 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:42:21,545 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:42:21,954 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:42:21,955 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:42:22,219 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:42:22,226 INFO L158 Benchmark]: Toolchain (without parser) took 1675.01ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.6MB in the end (delta: 24.5MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2024-11-25 02:42:22,226 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:22,227 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.72ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.4MB in the end (delta: 23.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:42:22,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.55ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:22,229 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:42:22,229 INFO L158 Benchmark]: RCFGBuilder took 921.77ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 66.6MB in the end (delta: -3.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-25 02:42:22,232 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.72ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 67.4MB in the end (delta: 23.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.55ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 63.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 921.77ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 66.6MB in the end (delta: -3.6MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$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. [2024-11-25 02:42:22,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4184ce68-c205-47f4-95ff-bbed64a7117e/bin/ukojak-verify-ENZ3QT5qd3/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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?