./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/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_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:10:41,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:10:41,353 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:10:41,358 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:10:41,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:10:41,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:10:41,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:10:41,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:10:41,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:10:41,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:10:41,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:10:41,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:10:41,380 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:10:41,381 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:10:41,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:41,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:10:41,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:10:41,382 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:10:41,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:10:41,382 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_96925403-19e2-4f52-b189-f896bde55373/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 ! call(reach_error())) ) 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 -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2024-12-05 23:10:41,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:10:41,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:10:41,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:10:41,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:10:41,644 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:10:41,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-12-05 23:10:44,275 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/f2d177539/2c0498e4ce7a423f8e6aff7e8fcce001/FLAGd266a699c [2024-12-05 23:10:44,527 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:10:44,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-12-05 23:10:44,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/f2d177539/2c0498e4ce7a423f8e6aff7e8fcce001/FLAGd266a699c [2024-12-05 23:10:44,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/f2d177539/2c0498e4ce7a423f8e6aff7e8fcce001 [2024-12-05 23:10:44,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:10:44,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:10:44,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:44,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:10:44,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:10:44,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:44" (1/1) ... [2024-12-05 23:10:44,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2e2d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:44, skipping insertion in model container [2024-12-05 23:10:44,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:44" (1/1) ... [2024-12-05 23:10:44,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:10:45,266 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2024-12-05 23:10:45,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:45,291 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:10:45,330 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2024-12-05 23:10:45,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:45,389 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:10:45,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45 WrapperNode [2024-12-05 23:10:45,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:45,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:45,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:10:45,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:10:45,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,404 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,416 INFO L138 Inliner]: procedures = 323, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-05 23:10:45,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:45,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:10:45,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:10:45,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:10:45,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,429 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,435 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:10:45,436 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:10:45,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:10:45,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:10:45,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:45,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:10:45,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:10:45,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:10:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-12-05 23:10:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:10:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:10:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:10:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:10:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:10:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:10:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:10:45,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:10:45,482 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 23:10:45,587 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:10:45,589 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:10:45,723 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:10:45,723 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:10:45,737 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:10:45,737 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:10:45,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:45 BoogieIcfgContainer [2024-12-05 23:10:45,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:10:45,738 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:10:45,738 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:10:45,745 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:10:45,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:45" (1/1) ... [2024-12-05 23:10:45,746 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 23:10:45,751 INFO L158 Benchmark]: Toolchain (without parser) took 906.94ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 64.4MB in the end (delta: 51.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 23:10:45,751 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 83.7MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:45,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.61ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 83.1MB in the end (delta: 32.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:10:45,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.37ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 81.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:45,752 INFO L158 Benchmark]: Boogie Preprocessor took 18.05ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:45,753 INFO L158 Benchmark]: RCFGBuilder took 301.88ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 65.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:10:45,753 INFO L158 Benchmark]: CodeCheck took 11.19ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 64.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:45,755 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.7MB in the beginning and 83.7MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.61ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 83.1MB in the end (delta: 32.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.37ms. Allocated memory is still 142.6MB. Free memory was 83.1MB in the beginning and 81.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.05ms. Allocated memory is still 142.6MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 301.88ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 65.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.19ms. Allocated memory is still 142.6MB. Free memory was 65.7MB in the beginning and 64.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:10:45,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/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_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/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_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:10:47,726 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:10:47,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:10:47,823 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:10:47,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:10:47,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:10:47,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:10:47,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:10:47,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:10:47,825 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:10:47,826 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:47,826 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:10:47,827 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:47,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:10:47,827 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:10:47,827 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_96925403-19e2-4f52-b189-f896bde55373/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 ! call(reach_error())) ) 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 -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2024-12-05 23:10:48,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:10:48,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:10:48,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:10:48,060 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:10:48,060 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:10:48,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-12-05 23:10:50,696 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/e2e35de10/4b25d50157c2452db91f5cf5fd251118/FLAG5677a0bd9 [2024-12-05 23:10:50,985 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:10:50,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-12-05 23:10:51,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/e2e35de10/4b25d50157c2452db91f5cf5fd251118/FLAG5677a0bd9 [2024-12-05 23:10:51,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/data/e2e35de10/4b25d50157c2452db91f5cf5fd251118 [2024-12-05 23:10:51,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:10:51,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:10:51,275 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:51,275 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:10:51,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:10:51,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62449d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51, skipping insertion in model container [2024-12-05 23:10:51,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,311 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:10:51,650 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2024-12-05 23:10:51,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:51,679 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:10:51,723 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i[55568,55581] [2024-12-05 23:10:51,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:10:51,796 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:10:51,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51 WrapperNode [2024-12-05 23:10:51,796 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:10:51,797 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:51,797 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:10:51,797 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:10:51,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,831 INFO L138 Inliner]: procedures = 324, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-05 23:10:51,831 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:10:51,832 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:10:51,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:10:51,832 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:10:51,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,840 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,840 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,848 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,851 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,853 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,857 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:10:51,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:10:51,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:10:51,858 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:10:51,858 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:10:51" (1/1) ... [2024-12-05 23:10:51,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:10:51,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:10:51,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:10:51,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:10:51,907 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-12-05 23:10:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:10:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:10:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-05 23:10:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:10:51,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:10:51,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:10:51,909 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 23:10:52,027 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:10:52,028 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:10:52,177 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:10:52,177 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:10:52,190 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:10:52,191 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 23:10:52,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:52 BoogieIcfgContainer [2024-12-05 23:10:52,191 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:10:52,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:10:52,192 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:10:52,199 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:10:52,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:52" (1/1) ... [2024-12-05 23:10:52,200 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:10:52,204 INFO L158 Benchmark]: Toolchain (without parser) took 929.64ms. Allocated memory is still 92.3MB. Free memory was 67.4MB in the beginning and 41.5MB in the end (delta: 25.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-12-05 23:10:52,205 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:52,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.55ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 61.4MB in the end (delta: 5.8MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-12-05 23:10:52,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.36ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:52,206 INFO L158 Benchmark]: Boogie Preprocessor took 25.26ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 57.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:10:52,206 INFO L158 Benchmark]: RCFGBuilder took 333.60ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 42.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:10:52,207 INFO L158 Benchmark]: CodeCheck took 11.12ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 41.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:10:52,210 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.55ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 61.4MB in the end (delta: 5.8MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.36ms. Allocated memory is still 92.3MB. Free memory was 61.4MB in the beginning and 59.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.26ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 57.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 333.60ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 42.7MB in the end (delta: 14.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11.12ms. Allocated memory is still 92.3MB. Free memory was 42.7MB in the beginning and 41.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:10:52,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96925403-19e2-4f52-b189-f896bde55373/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: Concurrent programs are currently unsupported