./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018.opt.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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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 a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:41:11,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:41:12,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:41:12,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:41:12,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:41:12,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:41:12,114 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:41:12,114 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:41:12,114 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:41:12,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:41:12,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:41:12,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:41:12,115 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:41:12,116 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:41:12,116 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:41:12,116 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:41:12,116 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:41:12,116 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:41:12,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:12,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:41:12,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:41:12,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:41:12,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:41:12,118 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:41:12,118 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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 -> a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 [2024-11-13 21:41:12,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:41:12,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:41:12,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:41:12,477 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:41:12,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:41:12,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix018.opt.i Unable to find full path for "g++" [2024-11-13 21:41:14,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:41:15,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:41:15,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i [2024-11-13 21:41:15,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/a37e259b7/546b3c020bba4f22b8dfe56cafde5cc6/FLAGd43f36440 [2024-11-13 21:41:15,144 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/a37e259b7/546b3c020bba4f22b8dfe56cafde5cc6 [2024-11-13 21:41:15,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:41:15,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:41:15,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:15,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:41:15,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:41:15,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:15,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b10bf56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15, skipping insertion in model container [2024-11-13 21:41:15,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:15,206 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:41:15,443 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i[944,957] [2024-11-13 21:41:15,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:15,762 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:41:15,777 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i[944,957] [2024-11-13 21:41:15,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:15,915 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:41:15,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15 WrapperNode [2024-11-13 21:41:15,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:15,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:15,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:41:15,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:41:15,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:15,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,012 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2024-11-13 21:41:16,013 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:16,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:41:16,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:41:16,014 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:41:16,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,029 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,051 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:41:16,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:41:16,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:41:16,076 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:41:16,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:15" (1/1) ... [2024-11-13 21:41:16,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:16,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:41:16,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:41:16,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:41:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:41:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:41:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:41:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:41:16,189 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:41:16,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:41:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 21:41:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 21:41:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:41:16,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:41:16,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:41:16,194 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 21:41:16,401 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:41:16,402 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:41:16,777 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:41:16,777 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:41:17,008 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 21:41:17,017 INFO L158 Benchmark]: Toolchain (without parser) took 1866.08ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 71.3MB in the end (delta: 19.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-13 21:41:17,018 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:17,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.23ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 66.1MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:41:17,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.61ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:17,019 INFO L158 Benchmark]: Boogie Preprocessor took 61.00ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:17,019 INFO L158 Benchmark]: RCFGBuilder took 938.80ms. Allocated memory is still 117.4MB. Free memory was 62.3MB in the beginning and 71.3MB in the end (delta: -9.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 21:41:17,021 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.23ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 66.1MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.61ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 63.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.00ms. Allocated memory is still 117.4MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 938.80ms. Allocated memory is still 117.4MB. Free memory was 62.3MB in the beginning and 71.3MB in the end (delta: -9.0MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 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: ~z$r_buff1_thd0~0 := (if 0 == ~z$r_buff0_thd0~0 % 256 then 0 else 1);~z$r_buff1_thd1~0 := (if 0 == ~z$r_buff0_thd1~0 % 256 then 0 else 1);~z$r_buff1_thd2~0 := (if 0 == ~z$r_buff0_thd2~0 % 256 then 0 else 1);~z$r_buff1_thd3~0 := (if 0 == ~z$r_buff0_thd3~0 % 256 then 0 else 1);~z$r_buff1_thd4~0 := (if 0 == ~z$r_buff0_thd4~0 % 256 then 0 else 1);~z$r_buff0_thd4~0 := 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 21:41:17,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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 a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:41:19,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:41:19,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:41:19,959 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:41:19,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:41:19,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:41:19,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:41:19,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:41:19,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:41:19,961 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:41:19,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:41:19,963 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:41:19,964 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:41:19,964 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:41:19,965 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:41:19,965 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:41:19,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:41:19,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:41:19,965 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:41:19,965 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:41:19,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:19,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:41:19,966 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:41:19,967 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:41:19,967 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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 -> a7349305eeae716fa3a7c11218caa894d6e5121d77db0055a98af7bd7c666586 [2024-11-13 21:41:20,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:41:20,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:41:20,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:41:20,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:41:20,355 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:41:20,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix018.opt.i Unable to find full path for "g++" [2024-11-13 21:41:22,503 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:41:22,865 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:41:22,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i [2024-11-13 21:41:22,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/d5189b521/235d76469de94c99bb9746a938a55fe2/FLAG3a8da1db5 [2024-11-13 21:41:23,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/data/d5189b521/235d76469de94c99bb9746a938a55fe2 [2024-11-13 21:41:23,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:41:23,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:41:23,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:23,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:41:23,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:41:23,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d9f5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23, skipping insertion in model container [2024-11-13 21:41:23,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:41:23,344 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i[944,957] [2024-11-13 21:41:23,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:23,560 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:41:23,573 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_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/sv-benchmarks/c/pthread-wmm/mix018.opt.i[944,957] [2024-11-13 21:41:23,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:41:23,690 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:41:23,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23 WrapperNode [2024-11-13 21:41:23,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:41:23,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:23,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:41:23,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:41:23,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,745 INFO L138 Inliner]: procedures = 177, calls = 53, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-11-13 21:41:23,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:41:23,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:41:23,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:41:23,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:41:23,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,769 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:41:23,798 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:41:23,798 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:41:23,798 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:41:23,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:41:23" (1/1) ... [2024-11-13 21:41:23,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:41:23,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:41:23,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:41:23,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:41:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:41:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:41:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:41:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 21:41:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 21:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 21:41:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 21:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:41:23,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:41:23,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:41:23,874 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 21:41:24,068 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:41:24,071 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:41:24,567 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:41:24,567 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:41:24,784 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:41:24,790 INFO L158 Benchmark]: Toolchain (without parser) took 1690.90ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 45.5MB in the end (delta: 13.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-13 21:41:24,794 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:24,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 589.94ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:41:24,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.34ms. Allocated memory is still 83.9MB. Free memory was 34.4MB in the beginning and 32.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:24,795 INFO L158 Benchmark]: Boogie Preprocessor took 47.20ms. Allocated memory is still 83.9MB. Free memory was 32.3MB in the beginning and 30.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:41:24,795 INFO L158 Benchmark]: RCFGBuilder took 990.54ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 45.5MB in the end (delta: -15.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-13 21:41:24,797 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 589.94ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 34.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.34ms. Allocated memory is still 83.9MB. Free memory was 34.4MB in the beginning and 32.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.20ms. Allocated memory is still 83.9MB. Free memory was 32.3MB in the beginning and 30.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 990.54ms. Allocated memory is still 83.9MB. Free memory was 30.3MB in the beginning and 45.5MB in the end (delta: -15.1MB). Peak memory consumption was 29.4MB. 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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 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 21:41:24,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9dd1b9f-02cb-4a12-bdcf-13cc60a2f146/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: ~z$r_buff1_thd0~0 := (if 0bv8 == ~z$r_buff0_thd0~0 then 0bv8 else 1bv8);~z$r_buff1_thd1~0 := (if 0bv8 == ~z$r_buff0_thd1~0 then 0bv8 else 1bv8);~z$r_buff1_thd2~0 := (if 0bv8 == ~z$r_buff0_thd2~0 then 0bv8 else 1bv8);~z$r_buff1_thd3~0 := (if 0bv8 == ~z$r_buff0_thd3~0 then 0bv8 else 1bv8);~z$r_buff1_thd4~0 := (if 0bv8 == ~z$r_buff0_thd4~0 then 0bv8 else 1bv8);~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?