./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043.opt.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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:21:20,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:21:20,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 03:21:20,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:21:20,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:21:20,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:21:20,147 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:21:20,147 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:21:20,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:21:20,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:21:20,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:21:20,149 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:21:20,149 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:21:20,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:20,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:21:20,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:21:20,151 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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2024-11-25 03:21:20,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:21:20,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:21:20,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:21:20,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:21:20,462 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:21:20,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2024-11-25 03:21:23,504 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/c766ba2be/0e7ada8c729243c2a1b2d9ca8a2abfbf/FLAGd05f93f81 [2024-11-25 03:21:23,921 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:21:23,922 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2024-11-25 03:21:23,937 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/c766ba2be/0e7ada8c729243c2a1b2d9ca8a2abfbf/FLAGd05f93f81 [2024-11-25 03:21:24,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/c766ba2be/0e7ada8c729243c2a1b2d9ca8a2abfbf [2024-11-25 03:21:24,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:21:24,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:21:24,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:24,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:21:24,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:21:24,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586d0f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24, skipping insertion in model container [2024-11-25 03:21:24,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:21:24,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:24,517 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:21:24,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:24,637 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:21:24,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24 WrapperNode [2024-11-25 03:21:24,639 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:24,640 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:24,640 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:21:24,640 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:21:24,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,715 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-25 03:21:24,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:24,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:21:24,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:21:24,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:21:24,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,735 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,743 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:21:24,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:21:24,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:21:24,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:21:24,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:24" (1/1) ... [2024-11-25 03:21:24,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:24,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:21:24,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:21:24,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:21:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:21:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:21:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:21:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:21:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 03:21:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 03:21:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 03:21:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 03:21:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:21:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:21:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:21:24,844 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 03:21:24,995 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:21:24,998 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:21:25,451 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:21:25,452 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:21:25,689 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:21:25,696 INFO L158 Benchmark]: Toolchain (without parser) took 1622.55ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 102.0MB in the end (delta: 15.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-25 03:21:25,697 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:25,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.01ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 94.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:21:25,698 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.18ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 91.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:25,698 INFO L158 Benchmark]: Boogie Preprocessor took 36.31ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:25,699 INFO L158 Benchmark]: RCFGBuilder took 938.00ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 102.0MB in the end (delta: -11.7MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-11-25 03:21:25,703 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.01ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 94.4MB in the end (delta: 23.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.18ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 91.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.31ms. Allocated memory is still 142.6MB. Free memory was 91.9MB in the beginning and 90.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 938.00ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 102.0MB in the end (delta: -11.7MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:21:25,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:21:28,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:21:28,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 03:21:28,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:21:28,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:21:28,630 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:21:28,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:21:28,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:21:28,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:21:28,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:21:28,633 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:21:28,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:21:28,634 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:21:28,635 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:21:28,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:28,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:21:28,635 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:21:28,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:21:28,636 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:21:28,636 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_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2024-11-25 03:21:29,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:21:29,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:21:29,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:21:29,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:21:29,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:21:29,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2024-11-25 03:21:32,092 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/5c75485d6/ef90ecf06b0c40948feb2938da347364/FLAG994a54ebd [2024-11-25 03:21:32,534 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:21:32,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2024-11-25 03:21:32,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/5c75485d6/ef90ecf06b0c40948feb2938da347364/FLAG994a54ebd [2024-11-25 03:21:32,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/data/5c75485d6/ef90ecf06b0c40948feb2938da347364 [2024-11-25 03:21:32,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:21:32,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:21:32,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:32,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:21:32,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:21:32,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:32" (1/1) ... [2024-11-25 03:21:32,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b23b04b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:32, skipping insertion in model container [2024-11-25 03:21:32,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:32" (1/1) ... [2024-11-25 03:21:32,656 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:21:33,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:33,223 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:21:33,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:33,376 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:21:33,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33 WrapperNode [2024-11-25 03:21:33,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:33,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:33,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:21:33,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:21:33,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,444 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2024-11-25 03:21:33,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:33,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:21:33,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:21:33,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:21:33,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,483 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,489 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:21:33,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:21:33,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:21:33,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:21:33,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:33" (1/1) ... [2024-11-25 03:21:33,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:33,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:21:33,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:21:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:21:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:21:33,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:21:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 03:21:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 03:21:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 03:21:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 03:21:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 03:21:33,577 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 03:21:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:21:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:21:33,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:21:33,578 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 03:21:33,770 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:21:33,772 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:21:34,197 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:21:34,197 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:21:34,372 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:21:34,379 INFO L158 Benchmark]: Toolchain (without parser) took 1787.54ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 56.8MB in the end (delta: 34.2MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-11-25 03:21:34,380 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:34,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.03ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 66.9MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:21:34,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.47ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:34,381 INFO L158 Benchmark]: Boogie Preprocessor took 59.39ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:34,381 INFO L158 Benchmark]: RCFGBuilder took 872.33ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 56.8MB in the end (delta: 5.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2024-11-25 03:21:34,387 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.03ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 66.9MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.47ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.39ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 62.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 872.33ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 56.8MB in the end (delta: 5.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:21:34,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa6cab4a-076c-46bb-ae24-431bc90e1e10/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?