./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:58:51,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:58:51,431 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 00:58:51,434 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:58:51,435 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:58:51,452 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:58:51,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:58:51,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:58:51,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:58:51,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:58:51,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:58:51,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:58:51,454 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:58:51,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:58:51,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:58:51,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:51,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:58:51,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:58:51,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:58:51,457 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:58:51,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:58:51,457 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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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 -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 [2024-12-06 00:58:51,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:58:51,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:58:51,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:58:51,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:58:51,686 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:58:51,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-12-06 00:58:54,354 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/b65f92b21/9c3c92e1733d479687e6fb5d2ec59df9/FLAG5370d505d [2024-12-06 00:58:54,625 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:58:54,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-12-06 00:58:54,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/b65f92b21/9c3c92e1733d479687e6fb5d2ec59df9/FLAG5370d505d [2024-12-06 00:58:54,653 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/b65f92b21/9c3c92e1733d479687e6fb5d2ec59df9 [2024-12-06 00:58:54,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:58:54,657 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:58:54,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:54,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:58:54,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:58:54,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:54" (1/1) ... [2024-12-06 00:58:54,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a42a666 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:54, skipping insertion in model container [2024-12-06 00:58:54,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:58:54" (1/1) ... [2024-12-06 00:58:54,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:58:55,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:55,027 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:58:55,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:58:55,114 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:58:55,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55 WrapperNode [2024-12-06 00:58:55,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:58:55,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:55,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:58:55,115 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:58:55,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,154 INFO L138 Inliner]: procedures = 174, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-12-06 00:58:55,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:58:55,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:58:55,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:58:55,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:58:55,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,175 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,179 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,181 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,183 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:58:55,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:58:55,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:58:55,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:58:55,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:58:55" (1/1) ... [2024-12-06 00:58:55,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:55,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:58:55,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:58:55,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:58:55,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:58:55,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:58:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:58:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:58:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:58:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:58:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:58:55,242 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:58:55,354 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:58:55,356 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:58:55,715 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:58:55,715 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:58:56,005 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-12-06 00:58:56,010 INFO L158 Benchmark]: Toolchain (without parser) took 1352.49ms. Allocated memory is still 142.6MB. Free memory was 118.1MB in the beginning and 66.6MB in the end (delta: 51.5MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2024-12-06 00:58:56,010 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:58:56,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.83ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 94.3MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:58:56,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.68ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 92.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:58:56,011 INFO L158 Benchmark]: Boogie Preprocessor took 30.96ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:58:56,011 INFO L158 Benchmark]: RCFGBuilder took 821.39ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 66.6MB in the end (delta: 23.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-12-06 00:58:56,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.83ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 94.3MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.68ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 92.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.96ms. Allocated memory is still 142.6MB. Free memory was 92.3MB in the beginning and 90.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 821.39ms. Allocated memory is still 142.6MB. Free memory was 90.4MB in the beginning and 66.6MB in the end (delta: 23.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:58:56,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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 eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:58:57,998 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:58:58,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 00:58:58,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:58:58,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:58:58,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:58:58,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:58:58,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:58:58,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:58:58,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:58:58,109 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:58:58,109 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:58:58,109 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:58:58,110 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:58:58,111 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:58:58,111 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:58:58,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:58:58,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:58:58,112 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:58:58,112 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_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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 -> eec124b30114ac40ce6b503b76c1b377fc7c0cddd0ece3b04d579d49ce56e9b5 [2024-12-06 00:58:58,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:58:58,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:58:58,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:58:58,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:58:58,387 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:58:58,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-12-06 00:59:01,033 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/4a5494ed3/531a74879c3c4efea64a149bd2befa67/FLAG8a519aaf5 [2024-12-06 00:59:01,333 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:59:01,334 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/sv-benchmarks/c/pthread-wmm/safe006_power.opt-thin000_power.opt.i [2024-12-06 00:59:01,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/4a5494ed3/531a74879c3c4efea64a149bd2befa67/FLAG8a519aaf5 [2024-12-06 00:59:01,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/data/4a5494ed3/531a74879c3c4efea64a149bd2befa67 [2024-12-06 00:59:01,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:59:01,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:59:01,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:01,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:59:01,632 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:59:01,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:01" (1/1) ... [2024-12-06 00:59:01,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9e4293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:01, skipping insertion in model container [2024-12-06 00:59:01,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:59:01" (1/1) ... [2024-12-06 00:59:01,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:59:01,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:01,928 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:59:01,987 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:59:02,022 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:59:02,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02 WrapperNode [2024-12-06 00:59:02,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:59:02,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:02,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:59:02,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:59:02,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,062 INFO L138 Inliner]: procedures = 178, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 116 [2024-12-06 00:59:02,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:59:02,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:59:02,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:59:02,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:59:02,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,082 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,086 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,094 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:59:02,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:59:02,095 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:59:02,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:59:02,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:59:02" (1/1) ... [2024-12-06 00:59:02,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:59:02,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:59:02,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:59:02,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 00:59:02,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 00:59:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 00:59:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 00:59:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:59:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:59:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:59:02,169 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:59:02,296 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:59:02,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:59:02,669 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:59:02,669 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:59:02,925 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:59:02,930 INFO L158 Benchmark]: Toolchain (without parser) took 1302.57ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 47.5MB in the end (delta: 21.2MB). Peak memory consumption was 52.3MB. Max. memory is 16.1GB. [2024-12-06 00:59:02,930 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:02,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.05ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 44.5MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:59:02,931 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.35ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:02,931 INFO L158 Benchmark]: Boogie Preprocessor took 31.24ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 40.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:59:02,932 INFO L158 Benchmark]: RCFGBuilder took 834.45ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 47.5MB in the end (delta: -7.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2024-12-06 00:59:02,934 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.05ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 44.5MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.35ms. Allocated memory is still 92.3MB. Free memory was 44.5MB in the beginning and 42.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.24ms. Allocated memory is still 92.3MB. Free memory was 42.4MB in the beginning and 40.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 834.45ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 47.5MB in the end (delta: -7.5MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:59:02,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00c47c38-7aa9-4b58-adf4-c354bfd5fbde/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 end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?