./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk --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 5e0f2637c3745e36a3708f37a9783771b3e1c15cb350f0e936eafd42058bd9cf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:00,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:00,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:16:00,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:16:00,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:16:00,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:00,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:00,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:00,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:00,509 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:00,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:00,511 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:00,511 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:00,515 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:16:00,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:00,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:00,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:00,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:00,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:00,517 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:00,518 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:16:00,522 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:16:00,522 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:00,523 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:00,523 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:00,524 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:00,524 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:00,524 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:00,525 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:00,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:00,526 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:00,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:00,531 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:00,531 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:16:00,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:16:00,532 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e0f2637c3745e36a3708f37a9783771b3e1c15cb350f0e936eafd42058bd9cf [2024-11-08 22:16:00,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:00,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:00,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:00,869 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:00,869 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:00,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-08 22:16:03,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:03,528 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:03,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-08 22:16:03,567 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/7fc4ab506/96961b2a7cd4468788e23415a9a722ca/FLAGa8058767c [2024-11-08 22:16:03,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/7fc4ab506/96961b2a7cd4468788e23415a9a722ca [2024-11-08 22:16:03,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:03,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:03,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:03,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:03,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:03,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:03" (1/1) ... [2024-11-08 22:16:03,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60249a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:03, skipping insertion in model container [2024-11-08 22:16:03,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:03" (1/1) ... [2024-11-08 22:16:03,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:04,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:04,345 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:04,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:04,500 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:04,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04 WrapperNode [2024-11-08 22:16:04,501 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:04,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:04,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:04,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:04,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,546 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,599 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-08 22:16:04,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:04,604 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:04,605 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:04,605 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:04,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,629 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,711 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:04,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:04,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:04,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:04,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:04" (1/1) ... [2024-11-08 22:16:04,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:04,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:04,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:04,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:16:04,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:16:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:16:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:16:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:16:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:16:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:16:04,833 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:16:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:16:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:16:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:16:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:04,837 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:16:05,034 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:05,036 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:05,547 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:16:05,547 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:05,979 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:16:05,992 INFO L158 Benchmark]: Toolchain (without parser) took 2375.44ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 93.9MB in the beginning and 148.2MB in the end (delta: -54.3MB). Peak memory consumption was 62.8MB. Max. memory is 16.1GB. [2024-11-08 22:16:05,993 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:05,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 892.13ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 64.9MB in the end (delta: 28.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:16:05,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.99ms. Allocated memory is still 127.9MB. Free memory was 64.9MB in the beginning and 62.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:05,995 INFO L158 Benchmark]: Boogie Preprocessor took 107.64ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 62.2MB in the beginning and 153.1MB in the end (delta: -90.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:06,003 INFO L158 Benchmark]: RCFGBuilder took 1269.69ms. Allocated memory is still 184.5MB. Free memory was 153.0MB in the beginning and 148.2MB in the end (delta: 4.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-11-08 22:16:06,006 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 127.9MB. Free memory is still 68.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 892.13ms. Allocated memory is still 127.9MB. Free memory was 93.6MB in the beginning and 64.9MB in the end (delta: 28.7MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.99ms. Allocated memory is still 127.9MB. Free memory was 64.9MB in the beginning and 62.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.64ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 62.2MB in the beginning and 153.1MB in the end (delta: -90.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1269.69ms. Allocated memory is still 184.5MB. Free memory was 153.0MB in the beginning and 148.2MB in the end (delta: 4.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:16:06,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk --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 5e0f2637c3745e36a3708f37a9783771b3e1c15cb350f0e936eafd42058bd9cf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:16:08,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:16:09,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 22:16:09,123 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:16:09,124 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:16:09,125 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:16:09,125 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:16:09,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:16:09,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:16:09,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:16:09,128 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:16:09,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:16:09,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:16:09,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:16:09,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:16:09,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:16:09,133 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:16:09,134 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:16:09,134 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:16:09,135 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:16:09,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:16:09,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:16:09,140 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:16:09,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:16:09,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:16:09,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:16:09,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:16:09,142 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:16:09,142 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:09,142 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:16:09,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:16:09,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:09,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:16:09,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:16:09,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:16:09,147 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:16:09,147 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:16:09,148 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:16:09,148 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e0f2637c3745e36a3708f37a9783771b3e1c15cb350f0e936eafd42058bd9cf [2024-11-08 22:16:09,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:16:09,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:16:09,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:16:09,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:16:09,630 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:16:09,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-08 22:16:11,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:16:12,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:16:12,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/sv-benchmarks/c/pthread-wmm/safe003_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-08 22:16:12,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/554b92114/3eef042580f04440bfe04ada82f2f914/FLAGfbee7bb7f [2024-11-08 22:16:12,493 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/data/554b92114/3eef042580f04440bfe04ada82f2f914 [2024-11-08 22:16:12,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:16:12,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:16:12,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:12,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:16:12,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:16:12,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:12" (1/1) ... [2024-11-08 22:16:12,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4315a780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:12, skipping insertion in model container [2024-11-08 22:16:12,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:16:12" (1/1) ... [2024-11-08 22:16:12,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:16:13,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:13,306 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:16:13,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:16:13,435 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:16:13,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13 WrapperNode [2024-11-08 22:16:13,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:16:13,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:13,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:16:13,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:16:13,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,466 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,503 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-08 22:16:13,503 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:16:13,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:16:13,504 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:16:13,504 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:16:13,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,515 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,520 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:16:13,571 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:16:13,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:16:13,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:16:13,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:16:13" (1/1) ... [2024-11-08 22:16:13,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:16:13,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:16:13,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:16:13,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:16:13,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:16:13,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:16:13,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:16:13,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:16:13,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:16:13,645 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:16:13,645 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:16:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:16:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:16:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 22:16:13,646 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 22:16:13,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:16:13,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:16:13,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:16:13,649 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 22:16:13,841 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:16:13,843 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:16:14,354 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:16:14,354 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:16:14,623 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:16:14,631 INFO L158 Benchmark]: Toolchain (without parser) took 2129.09ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 54.2MB in the beginning and 75.9MB in the end (delta: -21.6MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2024-11-08 22:16:14,632 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 148.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:16:14,633 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.45ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 54.0MB in the beginning and 87.3MB in the end (delta: -33.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-08 22:16:14,634 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.32ms. Allocated memory is still 121.6MB. Free memory was 87.3MB in the beginning and 84.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:14,635 INFO L158 Benchmark]: Boogie Preprocessor took 66.44ms. Allocated memory is still 121.6MB. Free memory was 84.7MB in the beginning and 82.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:16:14,635 INFO L158 Benchmark]: RCFGBuilder took 1058.30ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 75.9MB in the end (delta: 6.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2024-11-08 22:16:14,638 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 79.7MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 148.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.45ms. Allocated memory was 79.7MB in the beginning and 121.6MB in the end (delta: 41.9MB). Free memory was 54.0MB in the beginning and 87.3MB in the end (delta: -33.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.32ms. Allocated memory is still 121.6MB. Free memory was 87.3MB in the beginning and 84.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.44ms. Allocated memory is still 121.6MB. Free memory was 84.7MB in the beginning and 82.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1058.30ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 75.9MB in the end (delta: 6.3MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:16:14,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a13bb38d-75e9-4c19-89c3-bf327d765317/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?