./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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 bcf8be2e0ebdad705b2868a16d6f5dfa937315d70be824d82e2d5945253ac067 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:16,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:16,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:57:17,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:57:17,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:57:17,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:17,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:17,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:57:17,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:17,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:17,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:17,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:17,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:57:17,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:57:17,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:57:17,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:17,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:17,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:17,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:17,057 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:17,057 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:57:17,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:17,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:17,063 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:17,063 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:17,063 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:17,064 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:17,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:17,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:17,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:17,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:17,065 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:57:17,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:57:17,068 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcf8be2e0ebdad705b2868a16d6f5dfa937315d70be824d82e2d5945253ac067 [2024-11-09 00:57:17,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:17,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:17,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:17,377 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:17,377 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:17,379 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-09 00:57:19,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:19,651 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:19,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-09 00:57:19,668 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/fb8eac21b/3898649f00a645789a0635cd291bca87/FLAG10ea139e8 [2024-11-09 00:57:19,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/fb8eac21b/3898649f00a645789a0635cd291bca87 [2024-11-09 00:57:19,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:19,697 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:19,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:19,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:19,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:19,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:19" (1/1) ... [2024-11-09 00:57:19,706 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14808132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:19, skipping insertion in model container [2024-11-09 00:57:19,706 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:19" (1/1) ... [2024-11-09 00:57:19,756 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:19,979 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-09 00:57:20,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:20,313 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:20,327 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-09 00:57:20,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:20,460 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:20,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20 WrapperNode [2024-11-09 00:57:20,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:20,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:20,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:20,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:20,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,520 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2024-11-09 00:57:20,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:20,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:20,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:20,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:20,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,541 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:20,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:20,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:20,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:20,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:20" (1/1) ... [2024-11-09 00:57:20,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:20,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:20,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:20,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:20,651 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:57:20,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:57:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:57:20,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:57:20,653 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:57:20,653 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:57:20,653 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:57:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:57:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:57:20,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:20,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:20,657 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:57:20,808 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:20,810 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:21,108 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:57:21,109 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:21,351 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:57:21,359 INFO L158 Benchmark]: Toolchain (without parser) took 1658.04ms. Allocated memory is still 163.6MB. Free memory was 124.3MB in the beginning and 122.2MB in the end (delta: 2.1MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2024-11-09 00:57:21,359 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:21,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.38ms. Allocated memory is still 163.6MB. Free memory was 124.3MB in the beginning and 98.4MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:57:21,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.22ms. Allocated memory is still 163.6MB. Free memory was 98.4MB in the beginning and 95.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:21,363 INFO L158 Benchmark]: Boogie Preprocessor took 47.25ms. Allocated memory is still 163.6MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:21,363 INFO L158 Benchmark]: RCFGBuilder took 783.80ms. Allocated memory is still 163.6MB. Free memory was 94.2MB in the beginning and 122.2MB in the end (delta: -28.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2024-11-09 00:57:21,367 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 119.5MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.38ms. Allocated memory is still 163.6MB. Free memory was 124.3MB in the beginning and 98.4MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.22ms. Allocated memory is still 163.6MB. Free memory was 98.4MB in the beginning and 95.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.25ms. Allocated memory is still 163.6MB. Free memory was 95.7MB in the beginning and 94.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 783.80ms. Allocated memory is still 163.6MB. Free memory was 94.2MB in the beginning and 122.2MB in the end (delta: -28.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_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. [2024-11-09 00:57:21,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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 bcf8be2e0ebdad705b2868a16d6f5dfa937315d70be824d82e2d5945253ac067 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:57:23,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:57:23,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:57:23,929 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:57:23,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:57:23,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:57:23,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:57:23,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:57:23,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:57:23,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:57:23,935 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:57:23,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:57:23,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:57:23,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:57:23,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:57:23,936 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:57:23,937 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:57:23,937 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:57:23,937 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:57:23,937 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:57:23,938 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:57:23,942 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:57:23,942 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:57:23,942 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:57:23,943 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:57:23,943 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:57:23,943 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:23,943 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:57:23,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:57:23,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:23,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:57:23,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:57:23,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:57:23,947 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:57:23,947 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:23,947 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:57:23,947 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcf8be2e0ebdad705b2868a16d6f5dfa937315d70be824d82e2d5945253ac067 [2024-11-09 00:57:24,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:57:24,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:57:24,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:57:24,412 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:57:24,413 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:57:24,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i Unable to find full path for "g++" [2024-11-09 00:57:26,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:57:27,021 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:57:27,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2024-11-09 00:57:27,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/8385a0943/a84d61b5e4684f7e87618d38cb6bd331/FLAG6e9845bb1 [2024-11-09 00:57:27,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/data/8385a0943/a84d61b5e4684f7e87618d38cb6bd331 [2024-11-09 00:57:27,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:57:27,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:57:27,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:27,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:57:27,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:57:27,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:27" (1/1) ... [2024-11-09 00:57:27,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71f9a88e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:27, skipping insertion in model container [2024-11-09 00:57:27,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:57:27" (1/1) ... [2024-11-09 00:57:27,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:57:27,664 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-09 00:57:27,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:27,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:57:27,975 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_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/sv-benchmarks/c/pthread-wmm/mix041_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i[983,996] [2024-11-09 00:57:28,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:57:28,116 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:57:28,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28 WrapperNode [2024-11-09 00:57:28,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:57:28,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:28,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:57:28,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:57:28,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,156 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,190 INFO L138 Inliner]: procedures = 175, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-09 00:57:28,190 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:57:28,191 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:57:28,191 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:57:28,191 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:57:28,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,232 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:57:28,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:57:28,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:57:28,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:57:28,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:57:28" (1/1) ... [2024-11-09 00:57:28,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:57:28,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:57:28,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:57:28,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:57:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:57:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:57:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:57:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:57:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:57:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:57:28,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:57:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:57:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:57:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:57:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:57:28,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:57:28,307 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:57:28,457 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:57:28,458 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:57:28,854 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:57:28,856 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:57:29,054 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:57:29,059 INFO L158 Benchmark]: Toolchain (without parser) took 1734.78ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 56.7MB in the beginning and 56.1MB in the end (delta: 599.6kB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-11-09 00:57:29,059 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 79.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:57:29,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.31ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 51.5MB in the end (delta: 4.9MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-11-09 00:57:29,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.07ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 49.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:29,061 INFO L158 Benchmark]: Boogie Preprocessor took 44.69ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 47.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:57:29,062 INFO L158 Benchmark]: RCFGBuilder took 820.33ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 46.8MB in the beginning and 56.1MB in the end (delta: -9.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-09 00:57:29,065 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 79.7MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.31ms. Allocated memory is still 79.7MB. Free memory was 56.4MB in the beginning and 51.5MB in the end (delta: 4.9MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.07ms. Allocated memory is still 79.7MB. Free memory was 51.5MB in the beginning and 49.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.69ms. Allocated memory is still 79.7MB. Free memory was 49.2MB in the beginning and 47.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.33ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 46.8MB in the beginning and 56.1MB in the end (delta: -9.3MB). Peak memory consumption was 21.5MB. 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_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. [2024-11-09 00:57:29,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0b82e94-5dd3-4ea8-9459-6f4c8d807c96/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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?