./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002.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_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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_3279c313-919f-460d-b20f-d3b635daa703/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 e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:16,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:16,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:50:16,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:50:16,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:50:16,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:16,192 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:16,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:16,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:16,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:16,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:16,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:16,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:16,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:16,196 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:16,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:16,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:16,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:16,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:16,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:16,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:16,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:16,197 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:50:16,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:50:16,197 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_3279c313-919f-460d-b20f-d3b635daa703/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 -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2024-11-13 22:50:16,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:16,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:16,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:16,577 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:16,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:16,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i Unable to find full path for "g++" [2024-11-13 22:50:18,470 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:18,813 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:18,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2024-11-13 22:50:18,836 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/16db9c7f1/35c863400bf248bfabe4b79d88196c1e/FLAGc88ccac11 [2024-11-13 22:50:18,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/16db9c7f1/35c863400bf248bfabe4b79d88196c1e [2024-11-13 22:50:18,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:18,856 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:18,857 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:18,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:18,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:18,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:18" (1/1) ... [2024-11-13 22:50:18,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3e3186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:18, skipping insertion in model container [2024-11-13 22:50:18,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:18" (1/1) ... [2024-11-13 22:50:18,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:19,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:19,330 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:19,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:19,441 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:19,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19 WrapperNode [2024-11-13 22:50:19,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:19,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:19,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:19,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:19,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,491 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2024-11-13 22:50:19,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:19,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:19,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:19,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:19,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:19,529 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:19,529 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:19,529 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:19,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:19" (1/1) ... [2024-11-13 22:50:19,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:19,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:19,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:19,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:19,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:50:19,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:50:19,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:50:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:50:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:50:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:50:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:50:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:50:19,627 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:50:19,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:50:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:50:19,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:19,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:19,630 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 22:50:19,841 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:19,844 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:20,401 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:50:20,401 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:20,682 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$w_buff0_used~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:146) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:50:20,689 INFO L158 Benchmark]: Toolchain (without parser) took 1831.23ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 74.5MB in the end (delta: 15.5MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-13 22:50:20,690 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:20,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.05ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 66.7MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:50:20,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.37ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:20,691 INFO L158 Benchmark]: Boogie Preprocessor took 35.87ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 63.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:20,691 INFO L158 Benchmark]: RCFGBuilder took 1157.43ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 74.5MB in the end (delta: -11.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-11-13 22:50:20,696 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.05ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 66.7MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.37ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.87ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 63.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1157.43ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 74.5MB in the end (delta: -11.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$w_buff0_used~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 start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := (if 0 == ~a$w_buff0_used~0 % 256 then 0 else 1);~a$w_buff0_used~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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:50:20,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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_3279c313-919f-460d-b20f-d3b635daa703/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 e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:23,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:23,540 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 22:50:23,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:23,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:23,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:23,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:23,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:23,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:23,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:23,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:50:23,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:50:23,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:50:23,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:23,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:23,591 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:23,591 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:23,591 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:23,591 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:23,591 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:50:23,592 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:23,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:23,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:23,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:23,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:23,593 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:50:23,613 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:50:23,613 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:50:23,613 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_3279c313-919f-460d-b20f-d3b635daa703/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 -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2024-11-13 22:50:23,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:23,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:23,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:23,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:23,991 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:23,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i Unable to find full path for "g++" [2024-11-13 22:50:26,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:26,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:26,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2024-11-13 22:50:26,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/ae46b3f6e/1cfd6a11a5414f2c98e9c312e29ae77a/FLAG70b143200 [2024-11-13 22:50:26,564 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/data/ae46b3f6e/1cfd6a11a5414f2c98e9c312e29ae77a [2024-11-13 22:50:26,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:26,568 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:26,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:26,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:26,575 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:26,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:26" (1/1) ... [2024-11-13 22:50:26,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b66940d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:26, skipping insertion in model container [2024-11-13 22:50:26,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:26" (1/1) ... [2024-11-13 22:50:26,612 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:27,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:27,084 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:27,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:27,201 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:27,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27 WrapperNode [2024-11-13 22:50:27,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:27,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:27,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:27,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:27,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,249 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2024-11-13 22:50:27,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:27,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:27,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:27,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:27,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:27,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:27,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:27,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:27,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:27" (1/1) ... [2024-11-13 22:50:27,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:27,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:27,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:27,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:50:27,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:50:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:50:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:50:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:50:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:50:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:50:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:50:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:50:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:50:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:50:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:27,424 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 22:50:27,655 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:27,658 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:28,168 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:50:28,168 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:28,430 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~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:146) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:50:28,438 INFO L158 Benchmark]: Toolchain (without parser) took 1868.25ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 107.2MB in the end (delta: 9.8MB). Peak memory consumption was 81.1MB. Max. memory is 16.1GB. [2024-11-13 22:50:28,439 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:28,441 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.07ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 93.0MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:50:28,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.13ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 90.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:28,442 INFO L158 Benchmark]: Boogie Preprocessor took 66.69ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:50:28,443 INFO L158 Benchmark]: RCFGBuilder took 1117.74ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 107.2MB in the end (delta: -18.3MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-11-13 22:50:28,445 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.07ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 93.0MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.13ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 90.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.69ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 88.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1117.74ms. Allocated memory is still 142.6MB. Free memory was 88.9MB in the beginning and 107.2MB in the end (delta: -18.3MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~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 start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:50:28,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3279c313-919f-460d-b20f-d3b635daa703/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := (if 0bv8 == ~a$w_buff0_used~0 then 0bv8 else 1bv8);~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?