./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b --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 c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:05,506 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:05,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:27:05,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:27:05,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:27:05,587 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:05,588 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:05,588 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:05,588 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:05,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:05,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:05,589 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:05,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:05,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:05,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:05,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:05,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:05,591 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:05,591 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:27:05,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:27:05,591 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_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b 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 -> c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 [2024-12-05 21:27:05,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:05,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:05,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:05,832 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:05,832 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:05,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2024-12-05 21:27:08,823 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/8aa859c3e/039e05f1c65b42cab6ad63eed9181c1b/FLAG0f003f3bc [2024-12-05 21:27:09,127 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:09,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2024-12-05 21:27:09,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/8aa859c3e/039e05f1c65b42cab6ad63eed9181c1b/FLAG0f003f3bc [2024-12-05 21:27:09,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/8aa859c3e/039e05f1c65b42cab6ad63eed9181c1b [2024-12-05 21:27:09,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:09,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:09,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:09,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:09,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:09,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ea2506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09, skipping insertion in model container [2024-12-05 21:27:09,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,213 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:09,660 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:09,672 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:09,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:09,782 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:09,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09 WrapperNode [2024-12-05 21:27:09,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:09,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:09,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:09,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:09,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,836 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-12-05 21:27:09,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:09,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:09,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:09,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:09,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,860 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,864 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,869 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:09,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:09,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:09,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:09,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:09" (1/1) ... [2024-12-05 21:27:09,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:09,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:09,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:09,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:27:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:27:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:27:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:27:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:27:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:27:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 21:27:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:27:09,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:09,948 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:27:10,105 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:10,107 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:27:10,500 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:27:10,500 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:10,713 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$w_buff0~0 := 2;~x$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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:27:10,719 INFO L158 Benchmark]: Toolchain (without parser) took 1552.87ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 100.8MB in the end (delta: 15.8MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2024-12-05 21:27:10,719 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:10,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.96ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 92.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:27:10,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.20ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:10,720 INFO L158 Benchmark]: Boogie Preprocessor took 36.30ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 88.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:10,721 INFO L158 Benchmark]: RCFGBuilder took 842.54ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 100.8MB in the end (delta: -12.5MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-05 21:27:10,723 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.96ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 92.6MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.20ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 90.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.30ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 88.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 842.54ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 100.8MB in the end (delta: -12.5MB). Peak memory consumption was 47.7MB. 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$w_buff0~0 := 2;~x$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$w_buff0~0 := 2;~x$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. [2024-12-05 21:27:10,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/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_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b --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 c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:27:13,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:27:13,127 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 21:27:13,156 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:27:13,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:27:13,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:27:13,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:27:13,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:27:13,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:27:13,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:27:13,158 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:27:13,158 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:27:13,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:27:13,159 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:27:13,160 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:27:13,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:13,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:27:13,160 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:27:13,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:27:13,161 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:27:13,161 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:27:13,161 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:27:13,161 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_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b 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 -> c22ca6d642b28badc1dc02a5cc527ddbb1f35b5d6d2e3ba3e8f314e81f0fd465 [2024-12-05 21:27:13,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:27:13,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:27:13,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:27:13,460 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:27:13,460 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:27:13,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2024-12-05 21:27:16,511 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/b526f2d11/9172af118be44ebd80f1478ddd300ada/FLAG2cff832c5 [2024-12-05 21:27:16,777 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:27:16,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/sv-benchmarks/c/pthread-wmm/mix005_tso.oepc.i [2024-12-05 21:27:16,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/b526f2d11/9172af118be44ebd80f1478ddd300ada/FLAG2cff832c5 [2024-12-05 21:27:16,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/data/b526f2d11/9172af118be44ebd80f1478ddd300ada [2024-12-05 21:27:16,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:27:16,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:27:16,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:16,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:27:16,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:27:16,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:16" (1/1) ... [2024-12-05 21:27:16,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416d11f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:16, skipping insertion in model container [2024-12-05 21:27:16,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:27:16" (1/1) ... [2024-12-05 21:27:16,852 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:27:17,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:17,213 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:27:17,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:27:17,307 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:27:17,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17 WrapperNode [2024-12-05 21:27:17,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:27:17,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:17,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:27:17,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:27:17,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,328 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,351 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2024-12-05 21:27:17,351 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:27:17,351 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:27:17,352 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:27:17,352 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:27:17,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,362 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,374 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,375 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:27:17,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:27:17,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:27:17,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:27:17,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:27:17" (1/1) ... [2024-12-05 21:27:17,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:27:17,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:27:17,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:27:17,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 21:27:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-05 21:27:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-05 21:27:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-05 21:27:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-05 21:27:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-05 21:27:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-05 21:27:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-05 21:27:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-05 21:27:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 21:27:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:27:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:27:17,458 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 21:27:17,608 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:27:17,610 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:27:18,026 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 21:27:18,026 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:27:18,185 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$w_buff0~0 := 2bv32;~x$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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 21:27:18,189 INFO L158 Benchmark]: Toolchain (without parser) took 1381.16ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 42.1MB in the end (delta: 26.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-12-05 21:27:18,189 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:18,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 498.82ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 43.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 21:27:18,190 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.97ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:18,191 INFO L158 Benchmark]: Boogie Preprocessor took 33.39ms. Allocated memory is still 92.3MB. Free memory was 41.3MB in the beginning and 39.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:27:18,191 INFO L158 Benchmark]: RCFGBuilder took 802.15ms. Allocated memory is still 92.3MB. Free memory was 39.1MB in the beginning and 42.5MB in the end (delta: -3.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2024-12-05 21:27:18,193 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 498.82ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 43.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.97ms. Allocated memory is still 92.3MB. Free memory was 43.6MB in the beginning and 41.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.39ms. Allocated memory is still 92.3MB. Free memory was 41.3MB in the beginning and 39.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 802.15ms. Allocated memory is still 92.3MB. Free memory was 39.1MB in the beginning and 42.5MB in the end (delta: -3.4MB). Peak memory consumption was 14.5MB. 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$w_buff0~0 := 2bv32;~x$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$w_buff0~0 := 2bv32;~x$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. [2024-12-05 21:27:18,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b7de50d-1916-4bb6-b35f-677788e9e421/bin/ukojak-verify-CZk0znPC7b/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$w_buff0~0 := 2bv32;~x$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?