./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:21:07,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:21:07,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 05:21:07,329 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:21:07,329 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:21:07,348 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:21:07,349 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:21:07,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:21:07,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:21:07,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:21:07,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:21:07,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:21:07,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:21:07,351 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:21:07,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:07,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:21:07,351 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:21:07,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:21:07,352 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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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 -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e [2024-12-06 05:21:07,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:21:07,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:21:07,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:21:07,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:21:07,604 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:21:07,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2024-12-06 05:21:10,235 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/1f3b7acc7/c4e5ef4c3ba641edaeb4ee56e505b8d6/FLAG75390a1d1 [2024-12-06 05:21:10,468 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:21:10,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2024-12-06 05:21:10,482 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/1f3b7acc7/c4e5ef4c3ba641edaeb4ee56e505b8d6/FLAG75390a1d1 [2024-12-06 05:21:10,496 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/1f3b7acc7/c4e5ef4c3ba641edaeb4ee56e505b8d6 [2024-12-06 05:21:10,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:21:10,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:21:10,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:10,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:21:10,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:21:10,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:10,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b32968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10, skipping insertion in model container [2024-12-06 05:21:10,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:10,539 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:21:10,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:10,884 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:21:10,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:10,972 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:21:10,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10 WrapperNode [2024-12-06 05:21:10,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:10,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:10,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:21:10,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:21:10,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:10,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,014 INFO L138 Inliner]: procedures = 175, calls = 58, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2024-12-06 05:21:11,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:11,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:21:11,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:21:11,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:21:11,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,035 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,046 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:21:11,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:21:11,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:21:11,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:21:11,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:10" (1/1) ... [2024-12-06 05:21:11,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:11,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:21:11,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:21:11,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:21:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:21:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:21:11,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:21:11,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:21:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:21:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:21:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:21:11,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:21:11,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:21:11,101 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 05:21:11,225 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:21:11,227 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:11,566 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:21:11,566 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:11,796 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 05:21:11,800 INFO L158 Benchmark]: Toolchain (without parser) took 1300.52ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 76.0MB in the end (delta: 39.7MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-12-06 05:21:11,800 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:11,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 473.25ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 92.0MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:21:11,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.04ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:11,801 INFO L158 Benchmark]: Boogie Preprocessor took 31.12ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 88.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:11,802 INFO L158 Benchmark]: RCFGBuilder took 751.77ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 76.0MB in the end (delta: 12.0MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-12-06 05:21:11,804 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 473.25ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 92.0MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.04ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.12ms. Allocated memory is still 142.6MB. Free memory was 89.9MB in the beginning and 88.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 751.77ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 76.0MB in the end (delta: 12.0MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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 05:21:11,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:21:13,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:21:13,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 05:21:13,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:21:13,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:21:13,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:21:13,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:21:13,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:21:13,846 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:21:13,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:21:13,846 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:21:13,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:21:13,847 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:21:13,848 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:21:13,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:13,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:21:13,848 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:21:13,849 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:21:13,849 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:21:13,849 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_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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 -> 9b910ee0748a7f7121f7d4562c55923dd0d235550d07c5b976ef4d5cc3d7332e [2024-12-06 05:21:14,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:21:14,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:21:14,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:21:14,094 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:21:14,095 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:21:14,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2024-12-06 05:21:16,790 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/7616cd134/5d8ca05eb2e7434fab5db537b9c646a8/FLAGe8c390f52 [2024-12-06 05:21:17,013 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:21:17,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/sv-benchmarks/c/pthread-wmm/safe014_power.opt.i [2024-12-06 05:21:17,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/7616cd134/5d8ca05eb2e7434fab5db537b9c646a8/FLAGe8c390f52 [2024-12-06 05:21:17,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/data/7616cd134/5d8ca05eb2e7434fab5db537b9c646a8 [2024-12-06 05:21:17,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:21:17,043 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:21:17,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:17,045 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:21:17,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:21:17,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3ae848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17, skipping insertion in model container [2024-12-06 05:21:17,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:21:17,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:17,356 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:21:17,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:21:17,444 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:21:17,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17 WrapperNode [2024-12-06 05:21:17,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:21:17,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:17,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:21:17,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:21:17,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,481 INFO L138 Inliner]: procedures = 179, calls = 58, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-12-06 05:21:17,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:21:17,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:21:17,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:21:17,482 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:21:17,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,493 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:21:17,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:21:17,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:21:17,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:21:17,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:21:17" (1/1) ... [2024-12-06 05:21:17,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:21:17,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:21:17,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:21:17,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:21:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:21:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:21:17,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:21:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 05:21:17,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 05:21:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 05:21:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 05:21:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 05:21:17,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:21:17,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:21:17,584 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 05:21:17,731 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:21:17,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:21:18,137 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 05:21:18,137 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:21:18,455 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 05:21:18,461 INFO L158 Benchmark]: Toolchain (without parser) took 1416.68ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 68.8MB in the beginning and 54.1MB in the end (delta: 14.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2024-12-06 05:21:18,461 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:18,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.71ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 44.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 05:21:18,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.20ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:18,462 INFO L158 Benchmark]: Boogie Preprocessor took 32.75ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:21:18,463 INFO L158 Benchmark]: RCFGBuilder took 943.35ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 40.0MB in the beginning and 54.1MB in the end (delta: -14.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-12-06 05:21:18,465 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.71ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 44.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.20ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.75ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 40.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 943.35ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 40.0MB in the beginning and 54.1MB in the end (delta: -14.1MB). Peak memory consumption was 31.4MB. 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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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 05:21:18,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f185b557-2b77-45e6-a0d5-e2f7479ccdc7/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: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?