./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem102_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem102_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9 --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 f9c9d1c9ce4dbd41060f30ce5e2567bda8591618c6d0826843499e63c97ce4f3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:13:54,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:13:54,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:13:54,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:13:54,570 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:13:54,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:13:54,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:13:54,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:13:54,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:13:54,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:13:54,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:13:54,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:13:54,597 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:13:54,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:13:54,598 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:13:54,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:13:54,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:13:54,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:13:54,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:13:54,600 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:13:54,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:13:54,601 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:13:54,602 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:13:54,602 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:13:54,603 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:13:54,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:13:54,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:13:54,604 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:13:54,604 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:13:54,605 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:13:54,605 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:13:54,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:13:54,606 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:13:54,606 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c9d1c9ce4dbd41060f30ce5e2567bda8591618c6d0826843499e63c97ce4f3 [2023-12-03 00:13:54,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:13:54,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:13:54,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:13:54,849 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:13:54,850 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:13:54,851 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-programs/Problem102_label11.c [2023-12-03 00:13:57,613 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:13:59,643 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:13:59,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/sv-benchmarks/c/eca-programs/Problem102_label11.c [2023-12-03 00:13:59,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/data/db3993a4c/db00c0a2f6384ac6b46bd85c1e96d269/FLAG7771dfde0 [2023-12-03 00:13:59,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/data/db3993a4c/db00c0a2f6384ac6b46bd85c1e96d269 [2023-12-03 00:13:59,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:13:59,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:13:59,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:13:59,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:13:59,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:13:59,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:13:59" (1/1) ... [2023-12-03 00:13:59,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6780fbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:13:59, skipping insertion in model container [2023-12-03 00:13:59,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:13:59" (1/1) ... [2023-12-03 00:14:01,309 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:14:24,932 WARN L240 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_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/sv-benchmarks/c/eca-programs/Problem102_label11.c[5716270,5716283] [2023-12-03 00:14:25,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:14:25,044 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:14:37,973 WARN L240 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_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/sv-benchmarks/c/eca-programs/Problem102_label11.c[5716270,5716283] [2023-12-03 00:14:37,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:14:41,780 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:14:41,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41 WrapperNode [2023-12-03 00:14:41,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:14:41,781 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:14:41,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:14:41,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:14:41,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:42,769 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:46,080 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184296 [2023-12-03 00:14:46,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:14:46,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:14:46,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:14:46,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:14:46,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:46,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:46,713 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:46,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:48,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:48,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:49,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:49,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:49,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:14:49,819 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:14:49,820 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:14:49,820 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:14:49,821 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:14:41" (1/1) ... [2023-12-03 00:14:49,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:14:49,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:14:49,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:14:49,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c1376ff-e71b-4df8-8f8b-48a7d9c429fc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:14:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:14:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:14:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:14:49,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:14:50,179 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:14:50,182 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:16:02,760 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:17:35,602 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:17:35,603 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:17:35,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:17:35 BoogieIcfgContainer [2023-12-03 00:17:35,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:17:35,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:17:35,613 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:17:35,620 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:17:35,620 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:17:35" (1/1) ... [2023-12-03 00:17:35,627 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:17:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:17:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35805 states to 17947 states and 35805 transitions. [2023-12-03 00:17:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 17947 states and 35805 transitions. [2023-12-03 00:17:37,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17862 [2023-12-03 00:17:37,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:17:37,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:17:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:19:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:20:23,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:20:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68772 states to 35806 states and 68772 transitions. [2023-12-03 00:20:23,516 INFO L276 IsEmpty]: Start isEmpty. Operand 35806 states and 68772 transitions. [2023-12-03 00:20:25,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17868 [2023-12-03 00:20:25,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:20:25,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:20:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:21:43,569 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:21:46,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:21:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68779 states to 35811 states and 68779 transitions. [2023-12-03 00:21:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 35811 states and 68779 transitions. [2023-12-03 00:21:48,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17869 [2023-12-03 00:21:48,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:21:48,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:21:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat