./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.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_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/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_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/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_38884b4e-b0ca-442b-a053-bb4af529b91b/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 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:41:19,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:41:19,710 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:41:19,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:41:19,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:41:19,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:41:19,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:41:19,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:41:19,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:41:19,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:41:19,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:41:19,738 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:41:19,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:41:19,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:19,738 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:41:19,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:41:19,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:41:19,739 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:41:19,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:41:19,739 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_38884b4e-b0ca-442b-a053-bb4af529b91b/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 -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2024-12-06 04:41:19,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:41:19,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:41:19,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:41:19,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:41:19,996 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:41:19,997 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-12-06 04:41:22,629 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/data/51c39a003/559e2151e75c45d6b71ce5af97ca7295/FLAG514485eba [2024-12-06 04:41:22,877 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:41:22,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-12-06 04:41:22,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/data/51c39a003/559e2151e75c45d6b71ce5af97ca7295/FLAG514485eba [2024-12-06 04:41:23,196 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/data/51c39a003/559e2151e75c45d6b71ce5af97ca7295 [2024-12-06 04:41:23,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:41:23,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:41:23,200 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:23,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:41:23,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:41:23,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2032bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23, skipping insertion in model container [2024-12-06 04:41:23,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:41:23,433 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-12-06 04:41:23,437 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-12-06 04:41:23,438 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-12-06 04:41:23,442 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-12-06 04:41:23,442 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-12-06 04:41:23,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:23,452 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:41:23,487 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-12-06 04:41:23,487 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-12-06 04:41:23,489 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-12-06 04:41:23,492 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-12-06 04:41:23,492 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_38884b4e-b0ca-442b-a053-bb4af529b91b/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-12-06 04:41:23,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:23,512 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:41:23,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23 WrapperNode [2024-12-06 04:41:23,513 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:23,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:23,514 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:41:23,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:41:23,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,549 INFO L138 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 145 [2024-12-06 04:41:23,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:23,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:41:23,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:41:23,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:41:23,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,567 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:41:23,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:41:23,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:41:23,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:41:23,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:23" (1/1) ... [2024-12-06 04:41:23,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:23,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:41:23,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:41:23,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:41:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:41:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:41:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:41:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:41:23,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:41:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:41:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:41:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:41:23,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:41:23,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:41:23,731 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:41:23,733 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:41:24,036 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-12-06 04:41:24,036 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:41:24,095 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:41:24,095 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 04:41:24,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:24 BoogieIcfgContainer [2024-12-06 04:41:24,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:41:24,096 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:41:24,096 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:41:24,103 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:41:24,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:24" (1/1) ... [2024-12-06 04:41:24,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:41:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:24,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2024-12-06 04:41:24,145 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2024-12-06 04:41:24,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 04:41:24,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:24,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:24,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:24,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2024-12-06 04:41:24,581 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2024-12-06 04:41:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:41:24,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:24,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:24,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2024-12-06 04:41:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2024-12-06 04:41:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 04:41:24,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:24,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2024-12-06 04:41:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2024-12-06 04:41:24,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:41:24,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:24,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:25,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:25,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2024-12-06 04:41:25,515 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2024-12-06 04:41:25,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:41:25,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:25,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:25,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2024-12-06 04:41:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2024-12-06 04:41:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 04:41:25,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:25,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:25,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:25,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-12-06 04:41:25,712 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-12-06 04:41:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:41:25,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:26,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:26,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-12-06 04:41:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-12-06 04:41:26,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 04:41:26,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:26,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:28,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2024-12-06 04:41:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2024-12-06 04:41:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 04:41:28,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:28,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:30,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 75 states and 124 transitions. [2024-12-06 04:41:30,327 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 124 transitions. [2024-12-06 04:41:30,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:41:30,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:30,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:35,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:35,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 87 states and 155 transitions. [2024-12-06 04:41:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 155 transitions. [2024-12-06 04:41:35,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 04:41:35,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:35,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:41:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:36,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 172 transitions. [2024-12-06 04:41:36,704 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2024-12-06 04:41:36,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:41:36,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:36,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 102 states and 190 transitions. [2024-12-06 04:41:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 190 transitions. [2024-12-06 04:41:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:41:41,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:41,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 04:41:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 104 states and 195 transitions. [2024-12-06 04:41:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 195 transitions. [2024-12-06 04:41:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:41:42,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:42,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:42,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 104 states and 194 transitions. [2024-12-06 04:41:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 194 transitions. [2024-12-06 04:41:42,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-06 04:41:42,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:42,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:41:42,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 107 states and 197 transitions. [2024-12-06 04:41:42,897 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 197 transitions. [2024-12-06 04:41:42,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:41:42,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:42,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:42,962 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 04:41:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 109 states and 201 transitions. [2024-12-06 04:41:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 201 transitions. [2024-12-06 04:41:43,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 04:41:43,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:43,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:43,720 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:41:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:44,118 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:41:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:41:44,388 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 17 iterations. [2024-12-06 04:41:44,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:41:44 ImpRootNode [2024-12-06 04:41:44,415 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:41:44,416 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:41:44,416 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:41:44,416 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:41:44,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:24" (3/4) ... [2024-12-06 04:41:44,417 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 04:41:44,460 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 15. [2024-12-06 04:41:44,509 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:41:44,509 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:41:44,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:41:44,510 INFO L158 Benchmark]: Toolchain (without parser) took 21310.74ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 117.4MB in the beginning and 208.1MB in the end (delta: -90.7MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2024-12-06 04:41:44,510 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:44,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.14ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 99.4MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:41:44,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.55ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:44,511 INFO L158 Benchmark]: Boogie Preprocessor took 27.46ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:44,511 INFO L158 Benchmark]: RCFGBuilder took 518.10ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 72.9MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 04:41:44,512 INFO L158 Benchmark]: CodeCheck took 20319.21ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 72.7MB in the beginning and 215.1MB in the end (delta: -142.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-06 04:41:44,512 INFO L158 Benchmark]: Witness Printer took 93.48ms. Allocated memory is still 293.6MB. Free memory was 215.1MB in the beginning and 208.1MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:41:44,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 37 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 20.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1954 SdHoareTripleChecker+Valid, 7.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 904 mSDsluCounter, 1557 SdHoareTripleChecker+Invalid, 7.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1114 mSDsCounter, 602 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2923 IncrementalHoareTripleChecker+Invalid, 3525 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 602 mSolverCounterUnsat, 443 mSDtfsCounter, 2923 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2163 GetRequests, 1951 SyntacticMatches, 12 SemanticMatches, 200 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15026 ImplicationChecksByTransitivity, 14.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 245 NumberOfCodeBlocks, 245 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 208 ConstructedInterpolants, 0 QuantifiedInterpolants, 2483 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 7 PerfectInterpolantSequences, 27/54 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1061]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1004] BCK* bucket = malloc(sizeof(BCK)); [L1005] bucket->data = 0 [L1006] bucket->list = ((void*)0) [L1008] bucket->next = malloc(sizeof(BCK)) [L1009] EXPR bucket->next [L1009] BCK* bcki = bucket->next; [L1010] bcki->data = 1 [L1011] bcki->list = ((void*)0) [L1013] bcki->next = malloc(sizeof(BCK)) [L1014] EXPR bcki->next [L1014] bcki = bcki->next [L1015] bcki->data = 2 [L1016] bcki->list = ((void*)0) [L1017] bcki->next = ((void*)0) [L1019] struct TSLL* item = ((void*)0); [L1020] struct TSLL* itr = ((void*)0); VAL [bucket={-4:0}] [L1021] COND TRUE __VERIFIER_nondet_int() [L1023] item = malloc(sizeof(SLL)) [L1024] item->next = ((void*)0) [L1025] COND TRUE __VERIFIER_nondet_int() [L1026] item->data = 0 [L1032] bcki = bucket VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1034] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1034] COND FALSE !(0) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1035] COND FALSE !(!(item != ((void*)0))) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1035] COND FALSE !(0) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1036] EXPR bcki->data [L1036] EXPR item->data VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1036] COND FALSE !(bcki->data != item->data) [L1038] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1038] COND FALSE !(0) VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1040] EXPR bcki->list VAL [bcki={-4:0}, bucket={-4:0}, item={-1:0}] [L1040] COND TRUE bcki->list == ((void*)0) [L1041] bcki->list = item VAL [bucket={-4:0}] [L1021] COND FALSE !(__VERIFIER_nondet_int()) [L1052] bcki = bucket VAL [bcki={-4:0}] [L1053] COND TRUE bcki != ((void*)0) [L1055] EXPR bcki->list [L1055] item = bcki->list [L1056] bcki->list = ((void*)0) VAL [bcki={-4:0}, item={-1:0}] [L1057] COND TRUE item != ((void*)0) [L1059] itr = item [L1060] EXPR item->next [L1060] item = item->next [L1061] EXPR itr->data [L1061] EXPR bcki->data VAL [bcki={-4:0}, item={0:0}, itr={-1:0}] [L1061] COND TRUE !(itr->data != bcki->data) [L1061] reach_error() VAL [bcki={-4:0}, item={0:0}, itr={-1:0}] * 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 is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.14ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 99.4MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.55ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.46ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.10ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 72.9MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 20319.21ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 72.7MB in the beginning and 215.1MB in the end (delta: -142.3MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Witness Printer took 93.48ms. Allocated memory is still 293.6MB. Free memory was 215.1MB in the beginning and 208.1MB in the end (delta: 6.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-06 04:41:44,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38884b4e-b0ca-442b-a053-bb4af529b91b/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE