./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk --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 40c07d8b0b9ace0eb5e8218a2dd6fad770e2c982688ab22c161b74af49a1b102 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:03:09,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:03:09,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:03:09,212 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:03:09,215 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:03:09,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:03:09,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:03:09,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:03:09,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:03:09,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:03:09,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:03:09,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:03:09,251 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:03:09,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:03:09,252 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:03:09,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:03:09,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:03:09,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:03:09,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:03:09,254 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:03:09,254 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:03:09,258 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:03:09,258 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:03:09,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:03:09,259 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:03:09,260 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:03:09,260 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:03:09,260 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:03:09,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:03:09,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:09,261 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:03:09,266 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:03:09,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:03:09,267 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:03:09,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:03:09,267 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c07d8b0b9ace0eb5e8218a2dd6fad770e2c982688ab22c161b74af49a1b102 [2024-11-09 00:03:09,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:03:09,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:03:09,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:03:09,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:03:09,561 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:03:09,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i Unable to find full path for "g++" [2024-11-09 00:03:11,598 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:03:11,833 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:03:11,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i [2024-11-09 00:03:11,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/c144d4bee/370b7c3f1c054ffd84c4925bbf3ace97/FLAG480e8d04c [2024-11-09 00:03:11,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/c144d4bee/370b7c3f1c054ffd84c4925bbf3ace97 [2024-11-09 00:03:11,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:03:11,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:03:11,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:11,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:03:11,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:03:11,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:11" (1/1) ... [2024-11-09 00:03:11,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@670a0914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:11, skipping insertion in model container [2024-11-09 00:03:11,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:11" (1/1) ... [2024-11-09 00:03:11,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:03:12,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:12,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:03:12,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:12,639 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:03:12,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12 WrapperNode [2024-11-09 00:03:12,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:12,642 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:12,642 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:03:12,642 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:03:12,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,675 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,716 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-11-09 00:03:12,719 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:12,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:03:12,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:03:12,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:03:12,732 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:03:12,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:03:12,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:03:12,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:03:12,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:12" (1/1) ... [2024-11-09 00:03:12,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:12,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:03:12,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:03:12,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:03:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:03:12,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:03:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:03:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:03:12,875 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:03:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:03:12,876 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:03:12,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:03:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:03:12,877 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:03:12,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:03:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:03:12,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:03:12,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:03:12,880 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:03:13,052 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:03:13,055 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:03:13,454 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:03:13,458 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:03:13,713 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:03:13,721 INFO L158 Benchmark]: Toolchain (without parser) took 1851.07ms. Allocated memory is still 184.5MB. Free memory was 143.4MB in the beginning and 149.2MB in the end (delta: -5.8MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2024-11-09 00:03:13,721 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory was 79.7MB in the beginning and 79.5MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:03:13,722 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.70ms. Allocated memory is still 184.5MB. Free memory was 143.4MB in the beginning and 117.6MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:03:13,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.86ms. Allocated memory is still 184.5MB. Free memory was 117.6MB in the beginning and 115.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:13,723 INFO L158 Benchmark]: Boogie Preprocessor took 58.63ms. Allocated memory is still 184.5MB. Free memory was 115.1MB in the beginning and 113.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:13,724 INFO L158 Benchmark]: RCFGBuilder took 939.65ms. Allocated memory is still 184.5MB. Free memory was 113.5MB in the beginning and 149.2MB in the end (delta: -35.6MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2024-11-09 00:03:13,727 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory was 79.7MB in the beginning and 79.5MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 770.70ms. Allocated memory is still 184.5MB. Free memory was 143.4MB in the beginning and 117.6MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.86ms. Allocated memory is still 184.5MB. Free memory was 117.6MB in the beginning and 115.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.63ms. Allocated memory is still 184.5MB. Free memory was 115.1MB in the beginning and 113.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 939.65ms. Allocated memory is still 184.5MB. Free memory was 113.5MB in the beginning and 149.2MB in the end (delta: -35.6MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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. [2024-11-09 00:03:13,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk --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 40c07d8b0b9ace0eb5e8218a2dd6fad770e2c982688ab22c161b74af49a1b102 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:03:16,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:03:16,196 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:03:16,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:03:16,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:03:16,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:03:16,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:03:16,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:03:16,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:03:16,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:03:16,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:03:16,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:03:16,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:03:16,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:03:16,248 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:03:16,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:03:16,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:03:16,252 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:03:16,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:03:16,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:03:16,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:03:16,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:03:16,256 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:03:16,257 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:03:16,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:03:16,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:03:16,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:03:16,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:03:16,258 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:16,258 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:03:16,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:03:16,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:16,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:03:16,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:03:16,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:03:16,259 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:03:16,260 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:03:16,260 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:03:16,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c07d8b0b9ace0eb5e8218a2dd6fad770e2c982688ab22c161b74af49a1b102 [2024-11-09 00:03:16,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:03:16,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:03:16,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:03:16,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:03:16,656 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:03:16,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i Unable to find full path for "g++" [2024-11-09 00:03:18,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:03:19,069 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:03:19,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/sv-benchmarks/c/pthread-wmm/safe012_pso.oepc_pso.opt_rmo.opt.i [2024-11-09 00:03:19,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/ef1f0a777/8afe52a9ae744098bdf1111e2d08cf35/FLAG634fb2924 [2024-11-09 00:03:19,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/data/ef1f0a777/8afe52a9ae744098bdf1111e2d08cf35 [2024-11-09 00:03:19,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:03:19,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:03:19,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:19,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:03:19,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:03:19,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:19,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205046f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19, skipping insertion in model container [2024-11-09 00:03:19,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:19,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:03:19,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:19,785 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:03:19,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:19,978 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:03:19,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19 WrapperNode [2024-11-09 00:03:19,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:19,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:19,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:03:19,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:03:19,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,011 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,044 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-09 00:03:20,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:20,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:03:20,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:03:20,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:03:20,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,058 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,059 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:03:20,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:03:20,079 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:03:20,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:03:20,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:19" (1/1) ... [2024-11-09 00:03:20,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:20,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:03:20,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:03:20,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:03:20,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:03:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:03:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:03:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:03:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:03:20,162 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:03:20,162 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:03:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:03:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:03:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:03:20,163 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:03:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:03:20,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:03:20,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:03:20,165 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:03:20,374 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:03:20,376 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:03:20,817 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:03:20,818 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:03:21,072 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-09 00:03:21,078 INFO L158 Benchmark]: Toolchain (without parser) took 1964.09ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 64.7MB in the beginning and 75.6MB in the end (delta: -10.9MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-09 00:03:21,080 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:03:21,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.91ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 61.8MB in the end (delta: 2.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-09 00:03:21,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.28ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:21,083 INFO L158 Benchmark]: Boogie Preprocessor took 33.74ms. Allocated memory is still 90.2MB. Free memory was 59.4MB in the beginning and 57.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:21,084 INFO L158 Benchmark]: RCFGBuilder took 996.45ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 57.1MB in the beginning and 75.6MB in the end (delta: -18.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-09 00:03:21,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.91ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 61.8MB in the end (delta: 2.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.28ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.74ms. Allocated memory is still 90.2MB. Free memory was 59.4MB in the beginning and 57.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 996.45ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 57.1MB in the beginning and 75.6MB in the end (delta: -18.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:03:21,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f533ef7-ab99-42f2-bd5f-ee93b53fc8dd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?