./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c --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_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/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_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/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_3f04c894-f00b-4bf0-8d77-48836dd16278/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 fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:03:48,023 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:03:48,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:03:48,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:03:48,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:03:48,110 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:03:48,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:03:48,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:03:48,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:03:48,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:03:48,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:03:48,113 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:03:48,113 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:03:48,113 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:03:48,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:03:48,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:03:48,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:03:48,114 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:03:48,114 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:03:48,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:03:48,114 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_3f04c894-f00b-4bf0-8d77-48836dd16278/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 -> fb581e623533db0d16ae5ce58c3c7ec0a10e91e1b9334692eef754c9ca383c01 [2024-12-06 02:03:48,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:03:48,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:03:48,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:03:48,365 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:03:48,365 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:03:48,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2024-12-06 02:03:50,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/data/2e1cd719c/39c0a8381b16482ebac5911fcce5c3a9/FLAG3bfbce302 [2024-12-06 02:03:52,871 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:03:52,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/sv-benchmarks/c/eca-rers2012/Problem09_label29.c [2024-12-06 02:03:53,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/data/2e1cd719c/39c0a8381b16482ebac5911fcce5c3a9/FLAG3bfbce302 [2024-12-06 02:03:53,179 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/data/2e1cd719c/39c0a8381b16482ebac5911fcce5c3a9 [2024-12-06 02:03:53,181 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:03:53,182 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:03:53,183 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:03:53,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:03:53,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:03:53,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:53" (1/1) ... [2024-12-06 02:03:53,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a144f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:03:53, skipping insertion in model container [2024-12-06 02:03:53,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:03:53" (1/1) ... [2024-12-06 02:03:54,146 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:04:16,863 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_3f04c894-f00b-4bf0-8d77-48836dd16278/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2024-12-06 02:04:16,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:16,973 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:04:28,925 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_3f04c894-f00b-4bf0-8d77-48836dd16278/sv-benchmarks/c/eca-rers2012/Problem09_label29.c[6304731,6304744] [2024-12-06 02:04:28,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:32,684 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:04:32,685 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32 WrapperNode [2024-12-06 02:04:32,685 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:32,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:32,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:04:32,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:04:32,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:33,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:36,976 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197892 [2024-12-06 02:04:36,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:36,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:04:36,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:04:36,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:04:36,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:36,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:37,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:37,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:39,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:39,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:39,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:39,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:39,854 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:40,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:04:40,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:04:40,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:04:40,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:04:40,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:32" (1/1) ... [2024-12-06 02:04:40,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:04:40,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:04:40,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:04:40,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f04c894-f00b-4bf0-8d77-48836dd16278/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:04:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:04:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:04:40,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:04:40,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:04:40,679 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:04:40,681 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:05:59,552 INFO L? ?]: Removed 16399 outVars from TransFormulas that were not future-live. [2024-12-06 02:05:59,552 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:06:49,703 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:06:49,703 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:06:49,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:49 BoogieIcfgContainer [2024-12-06 02:06:49,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:06:49,704 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:06:49,704 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:06:49,711 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:06:49,711 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:06:49" (1/1) ... [2024-12-06 02:06:49,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:06:49,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:49,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33006 states to 16544 states and 33006 transitions. [2024-12-06 02:06:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 16544 states and 33006 transitions. [2024-12-06 02:06:51,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16466 [2024-12-06 02:06:51,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:51,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:06:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:21,560 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 02:09:44,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49451 states to 33007 states and 49451 transitions. [2024-12-06 02:09:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 33007 states and 49451 transitions. [2024-12-06 02:09:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16525 [2024-12-06 02:09:46,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:46,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:09:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:10:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49511 states to 33065 states and 49511 transitions. [2024-12-06 02:10:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 33065 states and 49511 transitions. [2024-12-06 02:10:49,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16557 [2024-12-06 02:10:49,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:49,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:10:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:56,911 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:12:00,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49604 states to 33155 states and 49604 transitions. [2024-12-06 02:12:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 33155 states and 49604 transitions. [2024-12-06 02:12:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16577 [2024-12-06 02:12:02,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:12:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:13:09,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:10,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49718 states to 33265 states and 49718 transitions. [2024-12-06 02:13:10,013 INFO L276 IsEmpty]: Start isEmpty. Operand 33265 states and 49718 transitions. [2024-12-06 02:13:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16682 [2024-12-06 02:13:11,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:11,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:13:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat