./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_safe-6.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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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 ca933e9c322081d61da01652cda9ceed61707699c680fd4ef3d92d3ccd39b362 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:37:51,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:37:51,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:37:51,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:37:51,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:37:51,423 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:37:51,424 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:37:51,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:37:51,425 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:37:51,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:37:51,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:37:51,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:37:51,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:37:51,427 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:37:51,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:37:51,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:37:51,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:37:51,427 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:37:51,427 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:37:51,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:37:51,427 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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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 -> ca933e9c322081d61da01652cda9ceed61707699c680fd4ef3d92d3ccd39b362 [2024-12-06 02:37:51,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:37:51,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:37:51,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:37:51,661 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:37:51,661 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:37:51,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-6.i [2024-12-06 02:37:54,305 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a25ca9c8b/4dd44c999a6a4367bfa120b65de35cc2/FLAG1f470f2f5 [2024-12-06 02:37:54,519 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:37:54,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/sv-benchmarks/c/pthread/fib_safe-6.i [2024-12-06 02:37:54,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a25ca9c8b/4dd44c999a6a4367bfa120b65de35cc2/FLAG1f470f2f5 [2024-12-06 02:37:54,541 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a25ca9c8b/4dd44c999a6a4367bfa120b65de35cc2 [2024-12-06 02:37:54,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:37:54,545 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:37:54,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:37:54,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:37:54,549 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:37:54,549 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36f1018a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54, skipping insertion in model container [2024-12-06 02:37:54,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:37:54,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:37:54,807 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:37:54,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:37:54,871 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:37:54,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54 WrapperNode [2024-12-06 02:37:54,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:37:54,872 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:37:54,872 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:37:54,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:37:54,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,901 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 02:37:54,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:37:54,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:37:54,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:37:54,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:37:54,908 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,910 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,915 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,924 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:37:54,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:37:54,925 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:37:54,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:37:54,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:37:54" (1/1) ... [2024-12-06 02:37:54,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:37:54,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:37:54,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:37:54,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:37:54,975 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:37:54,975 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:37:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:37:54,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:37:54,977 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 02:37:55,062 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:37:55,063 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:37:55,227 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:37:55,227 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:37:55,257 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:37:55,257 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:37:55,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:37:55 BoogieIcfgContainer [2024-12-06 02:37:55,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:37:55,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:37:55,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:37:55,268 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:37:55,268 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:37:55" (1/1) ... [2024-12-06 02:37:55,269 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) [2024-12-06 02:37:55,274 INFO L158 Benchmark]: Toolchain (without parser) took 728.91ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 51.9MB in the end (delta: 39.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:37:55,275 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:37:55,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.37ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 71.9MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:37:55,275 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.64ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:37:55,276 INFO L158 Benchmark]: Boogie Preprocessor took 21.51ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 69.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:37:55,276 INFO L158 Benchmark]: RCFGBuilder took 333.31ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 53.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:37:55,277 INFO L158 Benchmark]: CodeCheck took 14.27ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 51.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:37:55,279 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 117.4MB. Free memory was 73.2MB in the beginning and 73.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.37ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 71.9MB in the end (delta: 19.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.64ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.51ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 69.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 333.31ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 53.3MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.27ms. Allocated memory is still 117.4MB. Free memory was 53.3MB in the beginning and 51.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:37:55,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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 ca933e9c322081d61da01652cda9ceed61707699c680fd4ef3d92d3ccd39b362 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:37:57,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:37:57,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 02:37:57,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:37:57,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:37:57,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:37:57,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:37:57,322 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:37:57,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:37:57,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:37:57,322 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:37:57,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:37:57,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:37:57,324 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:57,324 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:37:57,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:37:57,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:57,325 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:37:57,325 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_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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 -> ca933e9c322081d61da01652cda9ceed61707699c680fd4ef3d92d3ccd39b362 [2024-12-06 02:37:57,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:37:57,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:37:57,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:37:57,558 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:37:57,559 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:37:57,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-6.i [2024-12-06 02:38:00,238 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a6043e239/ec2fc36ec92e4d138d0a7dc74e76d160/FLAGa5ca1084a [2024-12-06 02:38:00,455 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:38:00,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/sv-benchmarks/c/pthread/fib_safe-6.i [2024-12-06 02:38:00,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a6043e239/ec2fc36ec92e4d138d0a7dc74e76d160/FLAGa5ca1084a [2024-12-06 02:38:00,481 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/data/a6043e239/ec2fc36ec92e4d138d0a7dc74e76d160 [2024-12-06 02:38:00,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:38:00,485 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:38:00,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:38:00,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:38:00,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:38:00,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45368424 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00, skipping insertion in model container [2024-12-06 02:38:00,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:38:00,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:38:00,777 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:38:00,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:38:00,854 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:38:00,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00 WrapperNode [2024-12-06 02:38:00,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:38:00,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:38:00,856 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:38:00,856 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:38:00,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,892 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 02:38:00,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:38:00,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:38:00,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:38:00,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:38:00,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,908 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:38:00,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:38:00,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:38:00,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:38:00,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:00" (1/1) ... [2024-12-06 02:38:00,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:38:00,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:38:00,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:38:00,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:38:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:38:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:38:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:38:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:38:00,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:38:00,971 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 02:38:01,074 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:38:01,075 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:38:01,274 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:38:01,275 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:38:01,302 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:38:01,303 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:38:01,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:38:01 BoogieIcfgContainer [2024-12-06 02:38:01,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:38:01,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:38:01,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:38:01,311 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:38:01,311 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:38:01" (1/1) ... [2024-12-06 02:38:01,312 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:38:01,316 INFO L158 Benchmark]: Toolchain (without parser) took 830.88ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 55.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 02:38:01,317 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:38:01,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.60ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 47.9MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:38:01,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.03ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 46.3MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:38:01,318 INFO L158 Benchmark]: Boogie Preprocessor took 23.39ms. Allocated memory is still 92.3MB. Free memory was 46.2MB in the beginning and 44.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:38:01,318 INFO L158 Benchmark]: RCFGBuilder took 386.36ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 56.4MB in the end (delta: -11.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 02:38:01,319 INFO L158 Benchmark]: CodeCheck took 11.26ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:38:01,321 INFO L338 ainManager$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 0.25ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.60ms. Allocated memory is still 92.3MB. Free memory was 68.1MB in the beginning and 47.9MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.03ms. Allocated memory is still 92.3MB. Free memory was 47.9MB in the beginning and 46.3MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.39ms. Allocated memory is still 92.3MB. Free memory was 46.2MB in the beginning and 44.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 386.36ms. Allocated memory is still 92.3MB. Free memory was 44.6MB in the beginning and 56.4MB in the end (delta: -11.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 11.26ms. Allocated memory is still 92.3MB. Free memory was 56.4MB in the beginning and 55.2MB 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. [2024-12-06 02:38:01,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_288c146e-83d8-4abc-85b6-e0df7aef7c6d/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