./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/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_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/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_885dc69d-50af-409e-8c31-8f9fef08b13f/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 de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:59,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:59,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 19:26:59,545 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:26:59,545 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:26:59,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:59,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:59,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:59,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:59,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:59,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:59,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:59,583 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:26:59,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:26:59,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:26:59,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:59,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:59,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:59,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:59,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:59,587 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:26:59,588 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:26:59,588 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:26:59,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:59,593 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:59,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:59,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:59,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:59,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:59,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:59,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:59,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:59,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:59,597 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:26:59,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:26:59,598 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_885dc69d-50af-409e-8c31-8f9fef08b13f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 [2024-11-08 19:26:59,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:00,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:00,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:00,029 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:00,029 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:00,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i Unable to find full path for "g++" [2024-11-08 19:27:02,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:02,699 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:02,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i [2024-11-08 19:27:02,732 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/7e7afb56c/4b1ba2998c624488ba1c6d408b31e185/FLAG5db9f4f65 [2024-11-08 19:27:02,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/7e7afb56c/4b1ba2998c624488ba1c6d408b31e185 [2024-11-08 19:27:02,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:02,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:02,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:02,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:02,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:02,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:02" (1/1) ... [2024-11-08 19:27:02,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3757afe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:02, skipping insertion in model container [2024-11-08 19:27:02,766 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:02" (1/1) ... [2024-11-08 19:27:02,831 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:03,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:03,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:03,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:03,680 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:03,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03 WrapperNode [2024-11-08 19:27:03,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:03,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:03,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:03,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:03,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,768 INFO L138 Inliner]: procedures = 175, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2024-11-08 19:27:03,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:03,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:03,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:03,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:03,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,790 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,791 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,805 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:03,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:03,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:03,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:03,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:03,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:03,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:03,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:03,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:27:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:27:03,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:27:03,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:27:03,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:27:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:03,949 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:27:03,949 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:27:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:27:03,951 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:27:03,951 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:27:03,952 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:27:03,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:27:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:27:03,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:03,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:03,957 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 19:27:04,165 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:04,168 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:04,849 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:27:04,849 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:05,370 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 19:27:05,378 INFO L158 Benchmark]: Toolchain (without parser) took 2624.51ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 75.8MB in the beginning and 123.3MB in the end (delta: -47.5MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-11-08 19:27:05,379 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 138.4MB. Free memory was 107.8MB in the beginning and 107.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:05,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 927.46ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 75.5MB in the beginning and 152.5MB in the end (delta: -77.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-08 19:27:05,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.56ms. Allocated memory is still 203.4MB. Free memory was 152.5MB in the beginning and 149.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:27:05,382 INFO L158 Benchmark]: Boogie Preprocessor took 64.74ms. Allocated memory is still 203.4MB. Free memory was 149.3MB in the beginning and 147.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:05,383 INFO L158 Benchmark]: RCFGBuilder took 1540.56ms. Allocated memory is still 203.4MB. Free memory was 147.2MB in the beginning and 123.3MB in the end (delta: 23.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 19:27:05,387 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 138.4MB. Free memory was 107.8MB in the beginning and 107.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 927.46ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 75.5MB in the beginning and 152.5MB in the end (delta: -77.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.56ms. Allocated memory is still 203.4MB. Free memory was 152.5MB in the beginning and 149.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.74ms. Allocated memory is still 203.4MB. Free memory was 149.3MB in the beginning and 147.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1540.56ms. Allocated memory is still 203.4MB. Free memory was 147.2MB in the beginning and 123.3MB in the end (delta: 23.8MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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 19:27:05,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/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_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/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_885dc69d-50af-409e-8c31-8f9fef08b13f/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 de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:27:08,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:27:08,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 19:27:08,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:27:08,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:27:08,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:27:08,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:27:08,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:27:08,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:27:08,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:27:08,246 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:27:08,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:27:08,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:27:08,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:27:08,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:27:08,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:27:08,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:27:08,250 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:27:08,250 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:27:08,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:27:08,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:27:08,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:27:08,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:27:08,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:27:08,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:27:08,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:27:08,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:27:08,255 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:27:08,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:08,256 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:27:08,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:27:08,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:08,257 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:27:08,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:27:08,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:27:08,258 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:27:08,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:27:08,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:27:08,259 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_885dc69d-50af-409e-8c31-8f9fef08b13f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de3096cf2a7a81c5a5563cf2e9ae3ddf8f4cc1ab1b483fb6503759d4e39a0a81 [2024-11-08 19:27:08,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:27:08,783 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:27:08,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:27:08,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:27:08,793 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:27:08,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i Unable to find full path for "g++" [2024-11-08 19:27:11,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:27:11,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:27:11,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/sv-benchmarks/c/pthread-wmm/rfi006_power.opt.i [2024-11-08 19:27:11,789 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/6757c81b9/f252b85ab2ac4b0f9a6304eaa47695b3/FLAGc7b51576d [2024-11-08 19:27:11,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/data/6757c81b9/f252b85ab2ac4b0f9a6304eaa47695b3 [2024-11-08 19:27:11,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:27:11,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:27:11,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:11,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:27:11,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:27:11,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66095e57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:11, skipping insertion in model container [2024-11-08 19:27:11,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:27:11" (1/1) ... [2024-11-08 19:27:11,894 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:27:12,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:12,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:27:12,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:27:12,674 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:27:12,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12 WrapperNode [2024-11-08 19:27:12,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:27:12,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:12,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:27:12,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:27:12,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,754 INFO L138 Inliner]: procedures = 179, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-11-08 19:27:12,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:27:12,759 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:27:12,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:27:12,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:27:12,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,840 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:27:12,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:27:12,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:27:12,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:27:12,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:27:12" (1/1) ... [2024-11-08 19:27:12,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:27:12,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:27:12,919 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:27:12,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:27:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 19:27:12,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:27:12,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:27:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:27:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:27:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 19:27:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:27:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 19:27:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:27:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:27:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:27:12,967 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:27:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:27:12,968 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:27:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:27:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:27:12,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:27:12,971 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 19:27:13,218 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:27:13,221 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:27:14,088 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:27:14,089 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:14,647 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 19:27:14,652 INFO L158 Benchmark]: Toolchain (without parser) took 2838.42ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 41.7MB in the beginning and 78.5MB in the end (delta: -36.8MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2024-11-08 19:27:14,653 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:27:14,654 INFO L158 Benchmark]: CACSL2BoogieTranslator took 860.66ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 47.3MB in the end (delta: -5.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-11-08 19:27:14,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.59ms. Allocated memory is still 88.1MB. Free memory was 47.3MB in the beginning and 45.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:14,656 INFO L158 Benchmark]: Boogie Preprocessor took 88.87ms. Allocated memory is still 88.1MB. Free memory was 44.8MB in the beginning and 64.6MB in the end (delta: -19.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-11-08 19:27:14,657 INFO L158 Benchmark]: RCFGBuilder took 1801.37ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 64.6MB in the beginning and 78.5MB in the end (delta: -13.9MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2024-11-08 19:27:14,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 860.66ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.5MB in the beginning and 47.3MB in the end (delta: -5.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.59ms. Allocated memory is still 88.1MB. Free memory was 47.3MB in the beginning and 45.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.87ms. Allocated memory is still 88.1MB. Free memory was 44.8MB in the beginning and 64.6MB in the end (delta: -19.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1801.37ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 64.6MB in the beginning and 78.5MB in the end (delta: -13.9MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:27:14,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_885dc69d-50af-409e-8c31-8f9fef08b13f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?