./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm --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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:22:22,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:22:22,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:22:22,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:22:22,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:22:23,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:22:23,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:22:23,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:22:23,006 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:22:23,006 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:22:23,007 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:22:23,007 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:22:23,007 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:22:23,007 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:22:23,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:22:23,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:22:23,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:22:23,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:22:23,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:22:23,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:23,011 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:22:23,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:22:23,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:22:23,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:22:23,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:22:23,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm 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 -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2024-11-13 22:22:23,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:22:23,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:22:23,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:22:23,395 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:22:23,395 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:22:23,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-13 22:22:25,402 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:22:25,854 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:22:25,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2024-11-13 22:22:25,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/2727e0add/56642e25ed4d43d7a45c235486fcbe7a/FLAG087c88086 [2024-11-13 22:22:25,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/2727e0add/56642e25ed4d43d7a45c235486fcbe7a [2024-11-13 22:22:25,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:22:25,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:22:25,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:25,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:22:25,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:22:25,927 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:25" (1/1) ... [2024-11-13 22:22:25,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c5134f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:25, skipping insertion in model container [2024-11-13 22:22:25,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:25" (1/1) ... [2024-11-13 22:22:25,991 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:22:26,226 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_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-11-13 22:22:26,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:26,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:22:26,512 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_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-11-13 22:22:26,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:26,617 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:22:26,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26 WrapperNode [2024-11-13 22:22:26,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:26,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:26,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:22:26,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:22:26,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,659 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-13 22:22:26,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:26,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:22:26,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:22:26,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:22:26,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,671 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,683 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,687 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:22:26,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:22:26,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:22:26,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:22:26,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:26" (1/1) ... [2024-11-13 22:22:26,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:26,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:22:26,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:22:26,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:22:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:22:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:22:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:22:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:22:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:22:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:22:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:22:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:22:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:22:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:22:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 22:22:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 22:22:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:22:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:22:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:22:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:22:26,780 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:22:26,953 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:22:26,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:22:27,505 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:22:27,506 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:22:27,739 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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-13 22:22:27,749 INFO L158 Benchmark]: Toolchain (without parser) took 1829.77ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 76.4MB in the end (delta: 16.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2024-11-13 22:22:27,749 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:27,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 698.52ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 69.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:22:27,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.10ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:27,754 INFO L158 Benchmark]: Boogie Preprocessor took 32.20ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 65.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:27,755 INFO L158 Benchmark]: RCFGBuilder took 1054.24ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 76.4MB in the end (delta: -11.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-13 22:22:27,761 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 698.52ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 69.2MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.10ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 67.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.20ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 65.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1054.24ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 76.4MB in the end (delta: -11.0MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 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. [2024-11-13 22:22:27,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm --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 d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:22:30,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:22:30,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:22:30,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:22:30,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:22:30,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:22:30,975 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:22:30,975 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:22:30,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:22:30,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:22:30,976 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:22:30,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:22:30,977 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:22:30,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:22:30,977 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:22:30,977 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:22:30,978 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:22:30,978 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:22:30,978 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:30,978 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:22:30,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:22:30,978 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:30,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:22:30,979 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm 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 -> d8f535cb798ce58a79ec2e9a728d4e5d884025e215c7cfd9880fc53267dd5a20 [2024-11-13 22:22:31,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:22:31,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:22:31,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:22:31,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:22:31,318 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:22:31,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i Unable to find full path for "g++" [2024-11-13 22:22:33,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:22:33,665 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:22:33,666 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i [2024-11-13 22:22:33,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/6c3d340d1/722cd05782494ee68e47b71ea1838ea9/FLAG95cec859d [2024-11-13 22:22:33,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/data/6c3d340d1/722cd05782494ee68e47b71ea1838ea9 [2024-11-13 22:22:33,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:22:33,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:22:33,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:33,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:22:33,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:22:33,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:33" (1/1) ... [2024-11-13 22:22:33,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56014b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:33, skipping insertion in model container [2024-11-13 22:22:33,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:22:33" (1/1) ... [2024-11-13 22:22:33,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:22:33,965 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_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-11-13 22:22:34,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:34,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:22:34,292 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_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/sv-benchmarks/c/pthread-wmm/mix027_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2024-11-13 22:22:34,366 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:22:34,409 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:22:34,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34 WrapperNode [2024-11-13 22:22:34,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:22:34,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:34,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:22:34,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:22:34,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,457 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-13 22:22:34,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:22:34,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:22:34,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:22:34,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:22:34,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,494 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:22:34,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:22:34,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:22:34,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:22:34,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:22:34" (1/1) ... [2024-11-13 22:22:34,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:22:34,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:22:34,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:22:34,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:22:34,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:22:34,604 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:22:34,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:22:34,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:22:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:22:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:22:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:22:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:22:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:22:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:22:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:22:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 22:22:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 22:22:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:22:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:22:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:22:34,609 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:22:34,873 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:22:34,875 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:22:35,476 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:22:35,477 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:22:35,717 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:22:35,726 INFO L158 Benchmark]: Toolchain (without parser) took 1995.65ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 49.1MB in the end (delta: 10.3MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-13 22:22:35,726 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:35,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.20ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 34.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:22:35,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.34ms. Allocated memory is still 83.9MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:22:35,729 INFO L158 Benchmark]: Boogie Preprocessor took 53.67ms. Allocated memory is still 83.9MB. Free memory was 32.5MB in the beginning and 29.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:22:35,729 INFO L158 Benchmark]: RCFGBuilder took 1209.81ms. Allocated memory is still 83.9MB. Free memory was 29.8MB in the beginning and 49.1MB in the end (delta: -19.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-13 22:22:35,733 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.20ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 34.6MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.34ms. Allocated memory is still 83.9MB. Free memory was 34.6MB in the beginning and 32.5MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.67ms. Allocated memory is still 83.9MB. Free memory was 32.5MB in the beginning and 29.8MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1209.81ms. Allocated memory is still 83.9MB. Free memory was 29.8MB in the beginning and 49.1MB in the end (delta: -19.3MB). Peak memory consumption was 20.2MB. 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 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. [2024-11-13 22:22:35,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec9c79e4-e8d9-4daa-97bf-ba076b41c3cc/bin/ukojak-verify-EEHR8qb7sm/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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?