./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:06:03,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:06:03,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 03:06:03,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:06:03,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:06:03,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:06:03,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:06:03,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:06:03,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:06:03,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:06:03,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:06:03,887 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:06:03,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:06:03,888 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:06:03,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:03,889 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:06:03,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:06:03,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:06:03,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:06:03,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:06:03,889 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_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2024-12-06 03:06:04,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:06:04,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:06:04,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:06:04,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:06:04,146 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:06:04,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-12-06 03:06:06,804 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/cb7845e64/9f59e76a6ad247879d35fa84c49d9049/FLAGd3516c913 [2024-12-06 03:06:07,047 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:06:07,048 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-12-06 03:06:07,061 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/cb7845e64/9f59e76a6ad247879d35fa84c49d9049/FLAGd3516c913 [2024-12-06 03:06:07,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/cb7845e64/9f59e76a6ad247879d35fa84c49d9049 [2024-12-06 03:06:07,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:06:07,079 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:06:07,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:07,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:06:07,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:06:07,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4498b17c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07, skipping insertion in model container [2024-12-06 03:06:07,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:06:07,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:07,492 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:06:07,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:07,584 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:06:07,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07 WrapperNode [2024-12-06 03:06:07,585 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:07,586 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:07,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:06:07,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:06:07,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,628 INFO L138 Inliner]: procedures = 175, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 126 [2024-12-06 03:06:07,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:07,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:06:07,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:06:07,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:06:07,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,640 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,641 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,656 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:06:07,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:06:07,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:06:07,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:06:07,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:07" (1/1) ... [2024-12-06 03:06:07,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:07,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:06:07,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:06:07,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:06:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 03:06:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:06:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:06:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:06:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:06:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:06:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:06:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:06:07,716 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:06:07,839 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:06:07,841 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:06:08,269 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:06:08,269 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:06:08,526 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:06:08,531 INFO L158 Benchmark]: Toolchain (without parser) took 1450.98ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 51.8MB in the end (delta: 65.3MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2024-12-06 03:06:08,531 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 80.0MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:08,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.64ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 92.7MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:06:08,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.60ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:08,532 INFO L158 Benchmark]: Boogie Preprocessor took 31.78ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:08,533 INFO L158 Benchmark]: RCFGBuilder took 867.68ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 51.8MB in the end (delta: 36.7MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-12-06 03:06:08,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 80.0MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.64ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 92.7MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.60ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 90.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.78ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 867.68ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 51.8MB in the end (delta: 36.7MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:06:08,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:06:10,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:06:10,612 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 03:06:10,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:06:10,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:06:10,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:06:10,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:06:10,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:06:10,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:06:10,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:06:10,639 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:06:10,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:06:10,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:10,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:06:10,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:06:10,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:06:10,641 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:06:10,641 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:06:10,641 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:06:10,641 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_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2024-12-06 03:06:10,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:06:10,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:06:10,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:06:10,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:06:10,876 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:06:10,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-12-06 03:06:13,495 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/d3c8f6f8c/04cf05e4845f490698826a824d416304/FLAGc9fb26930 [2024-12-06 03:06:13,749 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:06:13,750 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2024-12-06 03:06:13,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/d3c8f6f8c/04cf05e4845f490698826a824d416304/FLAGc9fb26930 [2024-12-06 03:06:14,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/data/d3c8f6f8c/04cf05e4845f490698826a824d416304 [2024-12-06 03:06:14,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:06:14,082 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:06:14,083 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:14,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:06:14,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:06:14,087 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510bab79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14, skipping insertion in model container [2024-12-06 03:06:14,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,115 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:06:14,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:14,407 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:06:14,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:06:14,503 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:06:14,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14 WrapperNode [2024-12-06 03:06:14,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:06:14,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:14,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:06:14,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:06:14,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,542 INFO L138 Inliner]: procedures = 179, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2024-12-06 03:06:14,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:06:14,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:06:14,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:06:14,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:06:14,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,554 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,566 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:06:14,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:06:14,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:06:14,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:06:14,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:06:14,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:06:14,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:06:14,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 03:06:14,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 03:06:14,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 03:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 03:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 03:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 03:06:14,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:06:14,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:06:14,649 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 03:06:14,792 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:06:14,794 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:06:15,286 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 03:06:15,286 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:06:15,658 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 03:06:15,663 INFO L158 Benchmark]: Toolchain (without parser) took 1580.15ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 30.2MB in the end (delta: 37.8MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,663 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.43ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 43.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.83ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 40.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:06:15,664 INFO L158 Benchmark]: Boogie Preprocessor took 41.86ms. Allocated memory is still 92.3MB. Free memory was 40.9MB in the beginning and 68.0MB in the end (delta: -27.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,665 INFO L158 Benchmark]: RCFGBuilder took 1075.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 30.2MB in the end (delta: 37.8MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-12-06 03:06:15,667 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 421.43ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 43.1MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.83ms. Allocated memory is still 92.3MB. Free memory was 43.1MB in the beginning and 40.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.86ms. Allocated memory is still 92.3MB. Free memory was 40.9MB in the beginning and 68.0MB in the end (delta: -27.1MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.85ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 30.2MB in the end (delta: 37.8MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 03:06:15,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94a57e8-d0bd-451c-9017-597ad6299038/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?