./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem09_label18.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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem09_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/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 26b38f5130e700263d7b75dad42c0116763f9831277c2b182aa4f5019e62319d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:07:31,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:07:31,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:07:31,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:07:31,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:07:31,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:07:31,479 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:07:31,479 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:07:31,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:07:31,480 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:07:31,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:07:31,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:07:31,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:07:31,480 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:07:31,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:07:31,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:07:31,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:07:31,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:07:31,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:07:31,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:07:31,482 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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/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 -> 26b38f5130e700263d7b75dad42c0116763f9831277c2b182aa4f5019e62319d [2024-12-05 23:07:31,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:07:31,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:07:31,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:07:31,704 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:07:31,704 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:07:31,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-rers2012/Problem09_label18.c [2024-12-05 23:07:34,338 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/data/8c0967580/5985060ad3bc4e829fba86fd562bbf0b/FLAG6893271c6 [2024-12-05 23:07:36,355 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:07:36,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/sv-benchmarks/c/eca-rers2012/Problem09_label18.c [2024-12-05 23:07:36,609 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/data/8c0967580/5985060ad3bc4e829fba86fd562bbf0b/FLAG6893271c6 [2024-12-05 23:07:36,619 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/data/8c0967580/5985060ad3bc4e829fba86fd562bbf0b [2024-12-05 23:07:36,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:07:36,622 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:07:36,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:07:36,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:07:36,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:07:36,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:07:36" (1/1) ... [2024-12-05 23:07:36,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccd5fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:07:36, skipping insertion in model container [2024-12-05 23:07:36,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:07:36" (1/1) ... [2024-12-05 23:07:37,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:07:59,802 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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/sv-benchmarks/c/eca-rers2012/Problem09_label18.c[6309195,6309208] [2024-12-05 23:07:59,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:07:59,920 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:08:12,142 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_6a69680f-79e6-41f9-a0ad-936d2b5410d1/sv-benchmarks/c/eca-rers2012/Problem09_label18.c[6309195,6309208] [2024-12-05 23:08:12,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:08:15,424 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:08:15,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15 WrapperNode [2024-12-05 23:08:15,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:08:15,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:15,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:08:15,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:08:15,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:16,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:19,165 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197892 [2024-12-05 23:08:19,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:08:19,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:08:19,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:08:19,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:08:19,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:19,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:19,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:19,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:21,507 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:21,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:21,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:22,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:22,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:23,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:08:23,006 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:08:23,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:08:23,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:08:23,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:08:15" (1/1) ... [2024-12-05 23:08:23,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:08:23,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:08:23,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:08:23,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a69680f-79e6-41f9-a0ad-936d2b5410d1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:08:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:08:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:08:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:08:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:08:23,230 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:08:23,232 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:09:40,993 INFO L? ?]: Removed 16399 outVars from TransFormulas that were not future-live. [2024-12-05 23:09:40,993 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:10:34,371 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:10:34,371 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:10:34,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:34 BoogieIcfgContainer [2024-12-05 23:10:34,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:10:34,372 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:10:34,372 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:10:34,379 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:10:34,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:10:34" (1/1) ... [2024-12-05 23:10:34,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:10:34,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:34,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33006 states to 16544 states and 33006 transitions. [2024-12-05 23:10:34,592 INFO L276 IsEmpty]: Start isEmpty. Operand 16544 states and 33006 transitions. [2024-12-05 23:10:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16466 [2024-12-05 23:10:35,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:35,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:10:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:12:43,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:12:43,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53170 states to 33007 states and 53170 transitions. [2024-12-05 23:12:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 33007 states and 53170 transitions. [2024-12-05 23:12:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16476 [2024-12-05 23:12:45,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:12:45,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:12:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:30,814 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:13:33,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:13:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53181 states to 33016 states and 53181 transitions. [2024-12-05 23:13:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 33016 states and 53181 transitions. [2024-12-05 23:13:34,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16479 [2024-12-05 23:13:34,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:13:34,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:13:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:14:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53196 states to 33028 states and 53196 transitions. [2024-12-05 23:14:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 33028 states and 53196 transitions. [2024-12-05 23:14:25,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16486 [2024-12-05 23:14:25,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:25,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat