./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix013.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_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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_00493c6a-18c5-493a-9e07-fc158089da91/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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:45:08,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:45:08,247 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:45:08,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:45:08,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:45:08,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:45:08,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:45:08,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:45:08,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:45:08,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:45:08,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:45:08,296 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:45:08,297 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:45:08,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:08,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:45:08,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:45:08,298 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_00493c6a-18c5-493a-9e07-fc158089da91/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 -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2024-11-25 02:45:08,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:45:08,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:45:08,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:45:08,654 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:45:08,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:45:08,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2024-11-25 02:45:11,801 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/71f524518/d4b198f884e54068a4626f3c8413cb93/FLAG0690aa311 [2024-11-25 02:45:12,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:45:12,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2024-11-25 02:45:12,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/71f524518/d4b198f884e54068a4626f3c8413cb93/FLAG0690aa311 [2024-11-25 02:45:12,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/71f524518/d4b198f884e54068a4626f3c8413cb93 [2024-11-25 02:45:12,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:45:12,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:45:12,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:12,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:45:12,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:45:12,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5998c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12, skipping insertion in model container [2024-11-25 02:45:12,227 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:45:12,477 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_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2024-11-25 02:45:12,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:12,754 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:45:12,768 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_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2024-11-25 02:45:12,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:12,866 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:45:12,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12 WrapperNode [2024-11-25 02:45:12,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:12,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:12,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:45:12,868 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:45:12,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,906 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-25 02:45:12,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:12,907 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:45:12,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:45:12,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:45:12,915 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,929 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,931 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,937 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,940 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:45:12,941 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:45:12,941 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:45:12,941 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:45:12,942 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:12" (1/1) ... [2024-11-25 02:45:12,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:12,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:45:12,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:45:12,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:45:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:45:13,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:45:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:45:13,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:45:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:45:13,019 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:45:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:45:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:45:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:45:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:45:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 02:45:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 02:45:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:45:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:45:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:45:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:45:13,022 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:45:13,189 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:45:13,193 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:45:13,675 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:45:13,675 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:45:13,904 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:45:13,911 INFO L158 Benchmark]: Toolchain (without parser) took 1697.54ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 112.6MB in the end (delta: 3.6MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-11-25 02:45:13,912 INFO L158 Benchmark]: CDTParser took 1.59ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:13,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.33ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 91.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:45:13,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.39ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 89.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:13,915 INFO L158 Benchmark]: Boogie Preprocessor took 32.52ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:13,915 INFO L158 Benchmark]: RCFGBuilder took 968.62ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 112.6MB in the end (delta: -25.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-25 02:45:13,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.33ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 91.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.39ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 89.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.52ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 968.62ms. Allocated memory is still 142.6MB. Free memory was 87.6MB in the beginning and 112.6MB in the end (delta: -25.0MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:45:13,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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_00493c6a-18c5-493a-9e07-fc158089da91/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 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:45:16,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:45:16,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:45:16,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:45:16,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:45:16,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:45:16,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:45:16,758 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:45:16,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:45:16,759 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:45:16,760 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:45:16,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:45:16,763 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:45:16,763 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:45:16,763 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:45:16,763 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:16,763 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:45:16,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:45:16,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:16,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:45:16,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:45:16,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:45:16,764 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:45:16,764 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:16,764 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:45:16,764 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_00493c6a-18c5-493a-9e07-fc158089da91/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 -> 7d5aa429e9fa5fafdbda3a249edb2f84a5af4e6e0b36ce720714921f621bb137 [2024-11-25 02:45:17,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:45:17,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:45:17,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:45:17,111 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:45:17,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:45:17,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix013.opt.i [2024-11-25 02:45:20,127 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/d9213b644/8e7a4d41b2f34b39b21973d9f7b7fb29/FLAG28431dc01 [2024-11-25 02:45:20,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:45:20,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i [2024-11-25 02:45:20,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/d9213b644/8e7a4d41b2f34b39b21973d9f7b7fb29/FLAG28431dc01 [2024-11-25 02:45:20,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/data/d9213b644/8e7a4d41b2f34b39b21973d9f7b7fb29 [2024-11-25 02:45:20,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:45:20,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:45:20,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:20,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:45:20,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:45:20,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:20" (1/1) ... [2024-11-25 02:45:20,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f1f2e91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:20, skipping insertion in model container [2024-11-25 02:45:20,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:45:20" (1/1) ... [2024-11-25 02:45:20,666 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:45:20,867 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_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2024-11-25 02:45:21,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:21,110 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:45:21,122 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_00493c6a-18c5-493a-9e07-fc158089da91/sv-benchmarks/c/pthread-wmm/mix013.opt.i[944,957] [2024-11-25 02:45:21,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:45:21,245 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:45:21,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21 WrapperNode [2024-11-25 02:45:21,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:45:21,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:21,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:45:21,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:45:21,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,320 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2024-11-25 02:45:21,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:45:21,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:45:21,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:45:21,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:45:21,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,361 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,367 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,374 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:45:21,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:45:21,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:45:21,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:45:21,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:45:21" (1/1) ... [2024-11-25 02:45:21,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:45:21,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:45:21,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:45:21,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:45:21,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:45:21,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:45:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:45:21,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:45:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:45:21,462 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:45:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:45:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:45:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:45:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:45:21,463 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:45:21,463 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 02:45:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 02:45:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:45:21,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:45:21,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:45:21,465 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:45:21,636 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:45:21,639 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:45:22,080 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:45:22,080 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:45:22,298 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:45:22,304 INFO L158 Benchmark]: Toolchain (without parser) took 1701.63ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 52.2MB in the end (delta: 38.1MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-25 02:45:22,307 INFO L158 Benchmark]: CDTParser took 1.90ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:22,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 643.58ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 65.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:45:22,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.37ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 63.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:22,308 INFO L158 Benchmark]: Boogie Preprocessor took 64.31ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 61.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:45:22,309 INFO L158 Benchmark]: RCFGBuilder took 916.20ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 52.2MB in the end (delta: 9.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-25 02:45:22,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 643.58ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 65.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.37ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 63.2MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.31ms. Allocated memory is still 117.4MB. Free memory was 63.2MB in the beginning and 61.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 916.20ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 52.2MB in the end (delta: 9.0MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:45:22,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00493c6a-18c5-493a-9e07-fc158089da91/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 start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?