./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL --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 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:08,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:08,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:22:08,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:08,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:08,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:08,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:08,433 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:08,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:08,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:08,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:08,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:08,441 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:22:08,443 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:08,443 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:22:08,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:08,444 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:08,444 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:08,445 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:08,445 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:22:08,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:08,446 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:08,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:08,447 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:08,447 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:08,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:08,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:08,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:08,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:08,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:08,452 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:08,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:08,453 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:08,453 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ef62c47abda8be3b48c3c090b2cfd60af093668e4aab452f52a0b386786ccc6 [2023-11-19 03:22:08,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:08,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:08,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:08,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:08,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:08,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2023-11-19 03:22:11,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:22:12,543 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:22:12,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c [2023-11-19 03:22:12,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/data/b2cf9f58f/efc206c804564515870935622dfff46a/FLAG5062754d1 [2023-11-19 03:22:12,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/data/b2cf9f58f/efc206c804564515870935622dfff46a [2023-11-19 03:22:12,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:22:12,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:22:12,623 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:12,623 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:22:12,628 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:22:12,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:12" (1/1) ... [2023-11-19 03:22:12,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a3e25b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:12, skipping insertion in model container [2023-11-19 03:22:12,633 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:12" (1/1) ... [2023-11-19 03:22:12,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:22:15,358 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2023-11-19 03:22:15,398 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2023-11-19 03:22:15,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:15,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:22:16,848 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[378560,378573] [2023-11-19 03:22:16,860 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_dd55dedb-35a4-415f-9d6b-d9586e78279d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.03.cil-1.c[383339,383352] [2023-11-19 03:22:16,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:16,973 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:22:16,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16 WrapperNode [2023-11-19 03:22:16,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:16,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:16,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:22:16,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:22:16,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,090 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,569 INFO L138 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12694 [2023-11-19 03:22:17,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:17,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:22:17,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:22:17,571 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:22:17,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,715 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,715 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,909 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:17,956 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:18,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:18,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:18,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:22:18,158 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:22:18,158 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:22:18,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:22:18,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:16" (1/1) ... [2023-11-19 03:22:18,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:18,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:22:18,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:22:18,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd55dedb-35a4-415f-9d6b-d9586e78279d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:22:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:22:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:22:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:22:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:22:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:22:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:22:18,254 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:22:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 03:22:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 03:22:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:22:18,255 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:22:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:22:18,256 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:22:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:22:18,256 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:22:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:22:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:22:18,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:22:18,502 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:22:18,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:22:28,067 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:22:30,507 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:22:30,508 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 03:22:30,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:30 BoogieIcfgContainer [2023-11-19 03:22:30,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:22:30,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:22:30,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:22:30,546 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:22:30,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:30" (1/1) ... [2023-11-19 03:22:30,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:22:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:30,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1742 states and 3417 transitions. [2023-11-19 03:22:30,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3417 transitions. [2023-11-19 03:22:30,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:30,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:30,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:31,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1752 states and 3435 transitions. [2023-11-19 03:22:31,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3435 transitions. [2023-11-19 03:22:31,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:31,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:31,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:31,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1753 states and 3435 transitions. [2023-11-19 03:22:31,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3435 transitions. [2023-11-19 03:22:31,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:31,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:31,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:31,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:31,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:31,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1754 states and 3435 transitions. [2023-11-19 03:22:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3435 transitions. [2023-11-19 03:22:31,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:31,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:31,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:32,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1755 states and 3435 transitions. [2023-11-19 03:22:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3435 transitions. [2023-11-19 03:22:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:32,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:32,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1761 states and 3446 transitions. [2023-11-19 03:22:32,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3446 transitions. [2023-11-19 03:22:32,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:32,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:32,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:32,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1762 states and 3446 transitions. [2023-11-19 03:22:32,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3446 transitions. [2023-11-19 03:22:32,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:32,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:32,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:32,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:33,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1764 states and 3451 transitions. [2023-11-19 03:22:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3451 transitions. [2023-11-19 03:22:33,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:22:33,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:33,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:33,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1772 states and 3465 transitions. [2023-11-19 03:22:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3465 transitions. [2023-11-19 03:22:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:22:33,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:33,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1788 states and 3497 transitions. [2023-11-19 03:22:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3497 transitions. [2023-11-19 03:22:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:22:34,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:34,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:22:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:35,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1796 states and 3514 transitions. [2023-11-19 03:22:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3514 transitions. [2023-11-19 03:22:35,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:22:35,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:35,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:22:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1797 states and 3515 transitions. [2023-11-19 03:22:36,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3515 transitions. [2023-11-19 03:22:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:22:36,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:36,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:22:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1798 states and 3516 transitions. [2023-11-19 03:22:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3516 transitions. [2023-11-19 03:22:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:22:36,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:36,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:36,345 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:22:36,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1789 states and 3498 transitions. [2023-11-19 03:22:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3498 transitions. [2023-11-19 03:22:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:22:36,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:36,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1808 states and 3538 transitions. [2023-11-19 03:22:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3538 transitions. [2023-11-19 03:22:39,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:22:39,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:39,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1816 states and 3556 transitions. [2023-11-19 03:22:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3556 transitions. [2023-11-19 03:22:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:22:40,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:40,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:40,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1817 states and 3557 transitions. [2023-11-19 03:22:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3557 transitions. [2023-11-19 03:22:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:22:40,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:40,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:40,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1818 states and 3558 transitions. [2023-11-19 03:22:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3558 transitions. [2023-11-19 03:22:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:22:40,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:40,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:41,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1809 states and 3539 transitions. [2023-11-19 03:22:41,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3539 transitions. [2023-11-19 03:22:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:22:41,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:41,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:41,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:45,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1831 states and 3586 transitions. [2023-11-19 03:22:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3586 transitions. [2023-11-19 03:22:45,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:22:45,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:45,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:45,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1838 states and 3603 transitions. [2023-11-19 03:22:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3603 transitions. [2023-11-19 03:22:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:22:46,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:47,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1839 states and 3604 transitions. [2023-11-19 03:22:47,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3604 transitions. [2023-11-19 03:22:47,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:22:47,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1840 states and 3605 transitions. [2023-11-19 03:22:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3605 transitions. [2023-11-19 03:22:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:22:47,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,669 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1840 states and 3604 transitions. [2023-11-19 03:22:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3604 transitions. [2023-11-19 03:22:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:22:47,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:47,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:22:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1832 states and 3586 transitions. [2023-11-19 03:22:48,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3586 transitions. [2023-11-19 03:22:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:48,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:48,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:48,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1834 states and 3590 transitions. [2023-11-19 03:22:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3590 transitions. [2023-11-19 03:22:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:48,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:48,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:55,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1859 states and 3643 transitions. [2023-11-19 03:22:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3643 transitions. [2023-11-19 03:22:55,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:22:55,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.