./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:15:43,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:15:43,156 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:15:43,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:15:43,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:15:43,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:15:43,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:15:43,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:15:43,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:15:43,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:15:43,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:15:43,210 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:15:43,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:15:43,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:15:43,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:15:43,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:15:43,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:15:43,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:15:43,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:15:43,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:15:43,213 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:15:43,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:15:43,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:43,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:15:43,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:15:43,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:15:43,214 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:15:43,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:15:43,215 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_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e [2024-11-25 03:15:43,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:15:43,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:15:43,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:15:43,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:15:43,559 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:15:43,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2024-11-25 03:15:46,769 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/63140aa61/b44b8110ad46443eba1005896016392c/FLAG61e421fe7 [2024-11-25 03:15:47,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:15:47,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2024-11-25 03:15:47,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/63140aa61/b44b8110ad46443eba1005896016392c/FLAG61e421fe7 [2024-11-25 03:15:47,191 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/63140aa61/b44b8110ad46443eba1005896016392c [2024-11-25 03:15:47,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:15:47,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:15:47,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:47,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:15:47,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:15:47,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735fb26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47, skipping insertion in model container [2024-11-25 03:15:47,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,237 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:15:47,401 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i[987,1000] [2024-11-25 03:15:47,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:47,615 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:15:47,633 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i[987,1000] [2024-11-25 03:15:47,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:47,724 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:15:47,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47 WrapperNode [2024-11-25 03:15:47,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:47,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:47,726 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:15:47,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:15:47,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,787 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-25 03:15:47,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:47,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:15:47,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:15:47,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:15:47,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,806 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,808 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,811 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:15:47,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:15:47,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:15:47,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:15:47,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:47" (1/1) ... [2024-11-25 03:15:47,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:47,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:15:47,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:15:47,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:15:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:15:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:15:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:15:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:15:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 03:15:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 03:15:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 03:15:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 03:15:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:15:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:15:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:15:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:15:47,906 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 03:15:48,044 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:15:48,046 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:15:48,464 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:15:48,464 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:15:48,708 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:15:48,714 INFO L158 Benchmark]: Toolchain (without parser) took 1518.69ms. Allocated memory is still 117.4MB. Free memory was 84.3MB in the beginning and 67.8MB in the end (delta: 16.5MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-25 03:15:48,714 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:48,715 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.91ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 60.5MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:15:48,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.32ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 58.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:48,715 INFO L158 Benchmark]: Boogie Preprocessor took 27.95ms. Allocated memory is still 117.4MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:48,716 INFO L158 Benchmark]: RCFGBuilder took 895.61ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 67.8MB in the end (delta: -10.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-25 03:15:48,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.91ms. Allocated memory is still 117.4MB. Free memory was 84.0MB in the beginning and 60.5MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.32ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 58.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.95ms. Allocated memory is still 117.4MB. Free memory was 58.4MB in the beginning and 57.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 895.61ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 67.8MB in the end (delta: -10.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:15:48,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:15:51,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:15:51,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:15:51,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:15:51,678 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:15:51,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:15:51,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:15:51,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:15:51,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:15:51,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:15:51,679 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:15:51,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:15:51,681 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:15:51,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:15:51,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:15:51,683 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:15:51,683 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:15:51,684 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:15:51,684 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:15:51,684 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:15:51,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:51,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:15:51,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:15:51,686 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:15:51,686 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:15:51,686 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:15:51,686 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:15:51,686 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_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e [2024-11-25 03:15:52,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:15:52,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:15:52,041 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:15:52,042 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:15:52,043 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:15:52,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2024-11-25 03:15:55,192 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/8fca748d7/92a31e6038324bdf9051d13c208f2ca2/FLAGbf30af6fc [2024-11-25 03:15:55,583 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:15:55,585 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2024-11-25 03:15:55,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/8fca748d7/92a31e6038324bdf9051d13c208f2ca2/FLAGbf30af6fc [2024-11-25 03:15:55,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/data/8fca748d7/92a31e6038324bdf9051d13c208f2ca2 [2024-11-25 03:15:55,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:15:55,644 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:15:55,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:55,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:15:55,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:15:55,657 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:55" (1/1) ... [2024-11-25 03:15:55,658 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39694092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:55, skipping insertion in model container [2024-11-25 03:15:55,659 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:15:55" (1/1) ... [2024-11-25 03:15:55,710 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:15:55,912 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i[987,1000] [2024-11-25 03:15:56,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:56,152 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:15:56,165 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/sv-benchmarks/c/pthread-wmm/rfi008.opt.i[987,1000] [2024-11-25 03:15:56,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:15:56,292 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:15:56,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56 WrapperNode [2024-11-25 03:15:56,294 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:15:56,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:56,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:15:56,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:15:56,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,373 INFO L138 Inliner]: procedures = 175, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-11-25 03:15:56,374 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:15:56,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:15:56,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:15:56,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:15:56,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,422 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:15:56,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:15:56,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:15:56,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:15:56,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:15:56" (1/1) ... [2024-11-25 03:15:56,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:15:56,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:15:56,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:15:56,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:15:56,532 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:15:56,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:15:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:15:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:15:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:15:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 03:15:56,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 03:15:56,533 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 03:15:56,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 03:15:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:15:56,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:15:56,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:15:56,535 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 03:15:56,734 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:15:56,736 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:15:57,195 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:15:57,199 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:15:57,460 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:15:57,465 INFO L158 Benchmark]: Toolchain (without parser) took 1821.56ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 49.9MB in the end (delta: 8.9MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-25 03:15:57,468 INFO L158 Benchmark]: CDTParser took 3.38ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:57,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.07ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 34.7MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:15:57,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.36ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 32.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:57,469 INFO L158 Benchmark]: Boogie Preprocessor took 65.70ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:15:57,470 INFO L158 Benchmark]: RCFGBuilder took 1021.64ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 49.9MB in the end (delta: -19.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-25 03:15:57,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.38ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.07ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 34.7MB in the end (delta: 24.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.36ms. Allocated memory is still 83.9MB. Free memory was 34.7MB in the beginning and 32.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.70ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1021.64ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 49.9MB in the end (delta: -19.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:15:57,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff6c041-1b56-413e-bc8e-e4bee10e581e/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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?