./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/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_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:16,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:16,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:13:16,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:13:16,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:13:16,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:16,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:16,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:16,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:16,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:16,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:16,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:16,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:16,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:16,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:16,613 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:16,613 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:16,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:16,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:16,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:16,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:16,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:13:16,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:13:16,614 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_ab65438b-977c-4315-a8b2-f13138e6f451/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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 [2024-11-13 22:13:16,980 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:16,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:16,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:16,994 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:16,995 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:16,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i Unable to find full path for "g++" [2024-11-13 22:13:18,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:19,342 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:19,345 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2024-11-13 22:13:19,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/8b45292f5/2e150bf155444bdeaaaf4bbcd7f20226/FLAG48cdfa1c8 [2024-11-13 22:13:19,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/8b45292f5/2e150bf155444bdeaaaf4bbcd7f20226 [2024-11-13 22:13:19,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:19,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:19,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:19,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:19,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:19,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:19" (1/1) ... [2024-11-13 22:13:19,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378ed4ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:19, skipping insertion in model container [2024-11-13 22:13:19,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:19" (1/1) ... [2024-11-13 22:13:19,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:20,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:20,040 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:20,164 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:20,212 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:20,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20 WrapperNode [2024-11-13 22:13:20,214 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:20,215 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:20,216 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:20,216 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:20,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,285 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-13 22:13:20,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:20,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:20,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:20,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:20,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:20,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:20,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:20,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:20,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:20" (1/1) ... [2024-11-13 22:13:20,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:20,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:20,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:20,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:13:20,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:13:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:13:20,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:13:20,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:13:20,442 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:13:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:13:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:13:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:13:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 22:13:20,444 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 22:13:20,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:13:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:13:20,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:20,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:20,446 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 22:13:20,642 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:20,644 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:21,149 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:13:21,150 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:21,424 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:13:21,436 INFO L158 Benchmark]: Toolchain (without parser) took 2037.90ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 72.1MB in the end (delta: 20.9MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-13 22:13:21,436 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:21,437 INFO L158 Benchmark]: CACSL2BoogieTranslator took 817.59ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 69.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:13:21,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.23ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:21,437 INFO L158 Benchmark]: Boogie Preprocessor took 60.23ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:21,438 INFO L158 Benchmark]: RCFGBuilder took 1082.86ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 72.1MB in the end (delta: -6.8MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 22:13:21,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 817.59ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 69.0MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.23ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 66.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.23ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1082.86ms. Allocated memory is still 117.4MB. Free memory was 65.3MB in the beginning and 72.1MB in the end (delta: -6.8MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$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 22:13:21,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/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_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/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_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:13:24,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:13:24,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 22:13:24,936 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:13:24,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:13:24,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:13:24,940 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:13:24,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:13:24,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:13:24,941 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:13:24,941 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:13:24,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:13:24,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:13:24,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:13:24,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:13:24,943 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:13:24,943 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:13:24,944 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:13:24,944 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:13:24,944 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:13:24,945 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:13:24,945 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:13:24,945 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:13:24,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:13:24,945 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:13:24,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:13:24,946 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:13:24,946 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:13:24,946 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:24,946 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:13:24,946 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:13:24,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:24,947 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:13:24,947 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:13:24,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:13:24,948 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:13:24,948 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:24,948 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:13:24,948 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_ab65438b-977c-4315-a8b2-f13138e6f451/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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c2da3652c054af11b47a99e37d3ddb516e4f65f65f3696b960347af3ebf57e8 [2024-11-13 22:13:25,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:13:25,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:13:25,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:13:25,384 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:13:25,385 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:13:25,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix046.oepc.i Unable to find full path for "g++" [2024-11-13 22:13:27,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:13:27,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:13:27,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/sv-benchmarks/c/pthread-wmm/mix046.oepc.i [2024-11-13 22:13:28,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/06d6346be/b06f0aa6ef0e4090aa06385f59889864/FLAG48cf049e0 [2024-11-13 22:13:28,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/data/06d6346be/b06f0aa6ef0e4090aa06385f59889864 [2024-11-13 22:13:28,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:13:28,060 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:13:28,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:28,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:13:28,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:13:28,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc39cee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28, skipping insertion in model container [2024-11-13 22:13:28,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:13:28,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:28,649 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:13:28,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:13:28,816 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:13:28,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28 WrapperNode [2024-11-13 22:13:28,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:13:28,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:28,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:13:28,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:13:28,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,911 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-13 22:13:28,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:13:28,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:13:28,914 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:13:28,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:13:28,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,979 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:28,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:13:28,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:13:28,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:13:28,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:13:28,990 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:13:28" (1/1) ... [2024-11-13 22:13:29,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:13:29,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:13:29,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:13:29,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:13:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:13:29,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:13:29,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:13:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:13:29,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:13:29,089 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:13:29,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:13:29,089 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:13:29,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:13:29,089 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:13:29,089 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:13:29,089 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 22:13:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 22:13:29,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:13:29,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:13:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:13:29,092 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 22:13:29,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:13:29,366 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:13:30,056 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:13:30,056 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:13:30,318 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:13:30,326 INFO L158 Benchmark]: Toolchain (without parser) took 2265.61ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 61.9MB in the end (delta: 30.9MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-13 22:13:30,330 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:30,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.10ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 68.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:13:30,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.68ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:30,331 INFO L158 Benchmark]: Boogie Preprocessor took 74.67ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:13:30,332 INFO L158 Benchmark]: RCFGBuilder took 1336.21ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 61.9MB in the end (delta: 2.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-13 22:13:30,338 INFO L338 ainManager$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 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.10ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 68.1MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.68ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.67ms. Allocated memory is still 117.4MB. Free memory was 66.0MB in the beginning and 64.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1336.21ms. Allocated memory is still 117.4MB. Free memory was 64.0MB in the beginning and 61.9MB in the end (delta: 2.1MB). 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$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 22:13:30,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab65438b-977c-4315-a8b2-f13138e6f451/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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?