./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix009.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f715026b68e9c0bb30969d2f1713e0cf615763357ccfdf3c82e016d450119958 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:58:01,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:58:01,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:58:01,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:58:01,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:58:01,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:58:01,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:58:01,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:58:01,354 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:58:01,354 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:58:01,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:58:01,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:58:01,356 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:58:01,356 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:58:01,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:58:01,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:58:01,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:58:01,360 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:58:01,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:58:01,360 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:58:01,360 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:58:01,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:58:01,365 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:58:01,365 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:58:01,365 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:58:01,366 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:58:01,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:58:01,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:58:01,366 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:58:01,367 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:58:01,367 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:58:01,367 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:58:01,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:58:01,367 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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f715026b68e9c0bb30969d2f1713e0cf615763357ccfdf3c82e016d450119958 [2024-11-08 22:58:01,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:58:01,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:58:01,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:58:01,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:58:01,698 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:58:01,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix009.opt.i Unable to find full path for "g++" [2024-11-08 22:58:03,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:58:03,962 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:58:03,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i [2024-11-08 22:58:03,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/edba47991/4e8a013d802e4418acbc3a710f61d6b0/FLAG142a79c7e [2024-11-08 22:58:04,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/edba47991/4e8a013d802e4418acbc3a710f61d6b0 [2024-11-08 22:58:04,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:58:04,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:58:04,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:58:04,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:58:04,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:58:04,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e6f7ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04, skipping insertion in model container [2024-11-08 22:58:04,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:58:04,330 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i[987,1000] [2024-11-08 22:58:04,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:58:04,622 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:58:04,636 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i[987,1000] [2024-11-08 22:58:04,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:58:04,756 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:58:04,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04 WrapperNode [2024-11-08 22:58:04,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:58:04,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:58:04,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:58:04,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:58:04,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,861 INFO L138 Inliner]: procedures = 174, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-11-08 22:58:04,865 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:58:04,866 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:58:04,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:58:04,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:58:04,882 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,882 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,900 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:58:04,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:58:04,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:58:04,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:58:04,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:04" (1/1) ... [2024-11-08 22:58:04,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:58:05,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:58:05,030 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:58:05,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:58:05,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:58:05,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:58:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:58:05,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:58:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:58:05,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:58:05,070 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:58:05,071 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:58:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:58:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:58:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:58:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:58:05,074 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 22:58:05,245 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:58:05,248 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:58:05,648 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:58:05,648 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:58:05,843 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:58:05,851 INFO L158 Benchmark]: Toolchain (without parser) took 1835.33ms. Allocated memory is still 161.5MB. Free memory was 130.7MB in the beginning and 88.0MB in the end (delta: 42.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:58:05,851 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 92.3MB in the beginning and 92.2MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:58:05,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 739.83ms. Allocated memory is still 161.5MB. Free memory was 130.7MB in the beginning and 104.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 22:58:05,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.35ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:58:05,853 INFO L158 Benchmark]: Boogie Preprocessor took 42.49ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:58:05,854 INFO L158 Benchmark]: RCFGBuilder took 940.20ms. Allocated memory is still 161.5MB. Free memory was 100.2MB in the beginning and 88.0MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:58:05,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 92.3MB in the beginning and 92.2MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 739.83ms. Allocated memory is still 161.5MB. Free memory was 130.7MB in the beginning and 104.4MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.35ms. Allocated memory is still 161.5MB. Free memory was 104.4MB in the beginning and 102.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.49ms. Allocated memory is still 161.5MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 940.20ms. Allocated memory is still 161.5MB. Free memory was 100.2MB in the beginning and 88.0MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:58:05,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix009.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f715026b68e9c0bb30969d2f1713e0cf615763357ccfdf3c82e016d450119958 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:58:08,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:58:08,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:58:08,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:58:08,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:58:08,474 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:58:08,475 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:58:08,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:58:08,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:58:08,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:58:08,479 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:58:08,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:58:08,480 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:58:08,480 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:58:08,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:58:08,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:58:08,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:58:08,485 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:58:08,485 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:58:08,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:58:08,486 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:58:08,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:58:08,490 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:58:08,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:58:08,491 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:58:08,492 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:58:08,492 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:58:08,492 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:58:08,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:58:08,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:58:08,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:58:08,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:58:08,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:58:08,495 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:58:08,496 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:58:08,496 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:58:08,497 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_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f715026b68e9c0bb30969d2f1713e0cf615763357ccfdf3c82e016d450119958 [2024-11-08 22:58:08,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:58:08,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:58:08,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:58:08,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:58:08,980 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:58:08,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix009.opt.i Unable to find full path for "g++" [2024-11-08 22:58:11,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:58:11,411 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:58:11,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i [2024-11-08 22:58:11,430 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/623272ea1/f21a2ac89fa044d88d9a88f78474dd44/FLAGb2c94f564 [2024-11-08 22:58:11,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/data/623272ea1/f21a2ac89fa044d88d9a88f78474dd44 [2024-11-08 22:58:11,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:58:11,708 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:58:11,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:58:11,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:58:11,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:58:11,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:58:11" (1/1) ... [2024-11-08 22:58:11,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@498f1b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:11, skipping insertion in model container [2024-11-08 22:58:11,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:58:11" (1/1) ... [2024-11-08 22:58:11,794 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:58:12,013 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i[987,1000] [2024-11-08 22:58:12,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:58:12,403 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:58:12,418 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/sv-benchmarks/c/pthread-wmm/mix009.opt.i[987,1000] [2024-11-08 22:58:12,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:58:12,548 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:58:12,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12 WrapperNode [2024-11-08 22:58:12,548 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:58:12,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:58:12,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:58:12,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:58:12,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,596 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,633 INFO L138 Inliner]: procedures = 175, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2024-11-08 22:58:12,636 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:58:12,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:58:12,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:58:12,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:58:12,648 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,657 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:58:12,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:58:12,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:58:12,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:58:12,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:58:12" (1/1) ... [2024-11-08 22:58:12,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:58:12,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:58:12,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:58:12,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:58:12,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:58:12,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:58:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:58:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:58:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:58:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 22:58:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 22:58:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 22:58:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 22:58:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:58:12,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:58:12,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:58:12,805 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 22:58:13,037 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:58:13,040 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:58:13,488 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:58:13,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:58:13,767 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:58:13,776 INFO L158 Benchmark]: Toolchain (without parser) took 2063.57ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 57.6MB in the beginning and 83.8MB in the end (delta: -26.2MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,777 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 148.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.50ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 50.0MB in the end (delta: 7.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.22ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 47.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,780 INFO L158 Benchmark]: Boogie Preprocessor took 64.44ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,782 INFO L158 Benchmark]: RCFGBuilder took 1068.37ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 45.2MB in the beginning and 83.8MB in the end (delta: -38.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-08 22:58:13,786 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.3MB in the end (delta: 148.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.50ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 50.0MB in the end (delta: 7.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.22ms. Allocated memory is still 79.7MB. Free memory was 50.0MB in the beginning and 47.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.44ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1068.37ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 45.2MB in the beginning and 83.8MB in the end (delta: -38.6MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:58:13,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d9ebc3c-b26f-41c2-b955-6092953e06fd/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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?