./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.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_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/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_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/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_ae829c72-8467-4c63-9b6b-2879248ac178/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 27587b975a36272f97d565edc796c457ff04a64b538fe9933b800d0dda8dcceb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:20,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:20,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:40:20,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:20,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:20,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:20,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:20,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:20,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:20,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:20,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:20,172 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:20,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:20,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:20,175 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:20,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:20,175 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:20,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:20,176 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:20,177 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:20,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:20,178 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:20,178 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:20,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:20,179 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:20,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:20,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:20,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:20,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:20,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:20,183 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:20,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:20,183 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:20,183 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_ae829c72-8467-4c63-9b6b-2879248ac178/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27587b975a36272f97d565edc796c457ff04a64b538fe9933b800d0dda8dcceb [2023-11-19 03:40:20,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:20,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:20,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:20,525 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:20,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:20,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c [2023-11-19 03:40:23,516 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:24,277 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:24,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c [2023-11-19 03:40:24,334 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/data/8b8ae4ea1/a392c9e749854f66aa723fb1b0ff4142/FLAG23b92fe3f [2023-11-19 03:40:24,352 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/data/8b8ae4ea1/a392c9e749854f66aa723fb1b0ff4142 [2023-11-19 03:40:24,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:24,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:24,362 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:24,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:24,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:24,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:24" (1/1) ... [2023-11-19 03:40:24,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461d084a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:24, skipping insertion in model container [2023-11-19 03:40:24,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:24" (1/1) ... [2023-11-19 03:40:24,710 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:26,967 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_ae829c72-8467-4c63-9b6b-2879248ac178/sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c[380323,380336] [2023-11-19 03:40:27,002 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_ae829c72-8467-4c63-9b6b-2879248ac178/sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c[383339,383352] [2023-11-19 03:40:27,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:27,289 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:28,566 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_ae829c72-8467-4c63-9b6b-2879248ac178/sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c[380323,380336] [2023-11-19 03:40:28,572 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_ae829c72-8467-4c63-9b6b-2879248ac178/sv-benchmarks/c/combinations/Problem05_label45+token_ring.05.cil-2.c[383339,383352] [2023-11-19 03:40:28,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:28,736 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:28,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28 WrapperNode [2023-11-19 03:40:28,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:28,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:28,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:28,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:28,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:28,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,311 INFO L138 Inliner]: procedures = 54, calls = 57, calls flagged for inlining = 31, calls inlined = 31, statements flattened = 12814 [2023-11-19 03:40:29,311 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:29,312 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:29,312 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:29,312 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:29,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,695 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,882 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:29,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:29,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:29,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:29,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:28" (1/1) ... [2023-11-19 03:40:29,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:29,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:29,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:29,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae829c72-8467-4c63-9b6b-2879248ac178/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:29,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:29,998 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:40:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:40:29,998 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:40:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:40:29,998 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:40:29,998 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:40:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 03:40:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 03:40:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:40:29,999 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:40:29,999 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:40:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:40:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:40:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:40:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:30,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:30,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:30,155 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:30,160 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:39,368 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:41,536 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:41,536 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:40:41,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:41 BoogieIcfgContainer [2023-11-19 03:40:41,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:41,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:41,557 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:41,567 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:41,567 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:41" (1/1) ... [2023-11-19 03:40:41,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:40:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:41,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1766 states and 3455 transitions. [2023-11-19 03:40:41,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3455 transitions. [2023-11-19 03:40:41,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:41,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:41,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,167 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 03:40:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1782 states and 3485 transitions. [2023-11-19 03:40:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3485 transitions. [2023-11-19 03:40:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:42,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,541 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 03:40:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1783 states and 3485 transitions. [2023-11-19 03:40:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3485 transitions. [2023-11-19 03:40:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:42,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,742 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 03:40:42,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1784 states and 3485 transitions. [2023-11-19 03:40:42,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3485 transitions. [2023-11-19 03:40:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:42,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,856 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 03:40:42,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1785 states and 3485 transitions. [2023-11-19 03:40:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3485 transitions. [2023-11-19 03:40:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:42,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:42,962 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 03:40:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1786 states and 3485 transitions. [2023-11-19 03:40:42,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3485 transitions. [2023-11-19 03:40:42,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:42,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:42,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,110 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 03:40:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1787 states and 3485 transitions. [2023-11-19 03:40:43,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3485 transitions. [2023-11-19 03:40:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:43,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,283 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 03:40:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1799 states and 3508 transitions. [2023-11-19 03:40:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3508 transitions. [2023-11-19 03:40:43,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:43,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,552 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 03:40:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1800 states and 3508 transitions. [2023-11-19 03:40:43,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3508 transitions. [2023-11-19 03:40:43,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:43,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,650 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 03:40:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1801 states and 3508 transitions. [2023-11-19 03:40:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3508 transitions. [2023-11-19 03:40:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:43,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,749 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 03:40:43,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:43,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 1802 states and 3508 transitions. [2023-11-19 03:40:43,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3508 transitions. [2023-11-19 03:40:43,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:43,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:43,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:43,867 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 03:40:44,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1810 states and 3525 transitions. [2023-11-19 03:40:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3525 transitions. [2023-11-19 03:40:44,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:44,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:44,176 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 03:40:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1811 states and 3525 transitions. [2023-11-19 03:40:44,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3525 transitions. [2023-11-19 03:40:44,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:44,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:44,275 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 03:40:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 1812 states and 3525 transitions. [2023-11-19 03:40:44,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3525 transitions. [2023-11-19 03:40:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:44,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:44,394 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 03:40:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1814 states and 3530 transitions. [2023-11-19 03:40:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 3530 transitions. [2023-11-19 03:40:44,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:40:44,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:44,667 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 03:40:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 1822 states and 3544 transitions. [2023-11-19 03:40:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3544 transitions. [2023-11-19 03:40:44,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:40:44,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:44,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:45,136 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 03:40:46,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3630 states to 1844 states and 3588 transitions. [2023-11-19 03:40:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3588 transitions. [2023-11-19 03:40:46,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:40:46,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:46,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:46,671 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 03:40:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3651 states to 1849 states and 3599 transitions. [2023-11-19 03:40:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3599 transitions. [2023-11-19 03:40:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:40:47,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:47,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:48,167 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 03:40:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:50,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1863 states and 3628 transitions. [2023-11-19 03:40:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3628 transitions. [2023-11-19 03:40:50,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:50,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:50,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:50,262 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 03:40:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1864 states and 3629 transitions. [2023-11-19 03:40:50,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3629 transitions. [2023-11-19 03:40:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:50,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:50,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:50,469 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 03:40:50,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:50,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1865 states and 3630 transitions. [2023-11-19 03:40:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3630 transitions. [2023-11-19 03:40:50,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:50,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:50,719 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 03:40:50,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1866 states and 3631 transitions. [2023-11-19 03:40:50,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3631 transitions. [2023-11-19 03:40:50,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:50,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:50,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:50,959 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 03:40:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:51,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1867 states and 3632 transitions. [2023-11-19 03:40:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3632 transitions. [2023-11-19 03:40:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:40:51,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:51,207 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 03:40:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3665 states to 1852 states and 3604 transitions. [2023-11-19 03:40:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3604 transitions. [2023-11-19 03:40:51,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:40:51,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:51,745 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 03:40:55,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:55,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 1877 states and 3656 transitions. [2023-11-19 03:40:55,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3656 transitions. [2023-11-19 03:40:55,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:40:55,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:55,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:55,280 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 03:40:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:55,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1882 states and 3667 transitions. [2023-11-19 03:40:55,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3667 transitions. [2023-11-19 03:40:55,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:40:55,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:55,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:55,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:56,025 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 03:40:57,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3783 states to 1896 states and 3697 transitions. [2023-11-19 03:40:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3697 transitions. [2023-11-19 03:40:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:57,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:57,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:57,975 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 03:40:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 1897 states and 3698 transitions. [2023-11-19 03:40:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 3698 transitions. [2023-11-19 03:40:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:58,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:58,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:58,197 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 03:40:58,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 1898 states and 3699 transitions. [2023-11-19 03:40:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3699 transitions. [2023-11-19 03:40:58,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:58,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:58,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:58,427 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 03:40:58,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 1899 states and 3700 transitions. [2023-11-19 03:40:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3700 transitions. [2023-11-19 03:40:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:58,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:58,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:58,686 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 03:40:58,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:58,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 1900 states and 3701 transitions. [2023-11-19 03:40:58,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3701 transitions. [2023-11-19 03:40:58,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:40:58,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:58,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:58,947 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 03:40:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:58,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 1885 states and 3672 transitions. [2023-11-19 03:40:58,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3672 transitions. [2023-11-19 03:40:58,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:40:58,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:58,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:59,600 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 03:41:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3844 states to 1914 states and 3734 transitions. [2023-11-19 03:41:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3734 transitions. [2023-11-19 03:41:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:41:05,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:05,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:05,334 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 03:41:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 1919 states and 3745 transitions. [2023-11-19 03:41:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3745 transitions. [2023-11-19 03:41:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:41:06,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:06,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:06,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:06,287 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 03:41:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 1932 states and 3774 transitions. [2023-11-19 03:41:08,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3774 transitions. [2023-11-19 03:41:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:41:08,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:08,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:09,048 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 03:41:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 1933 states and 3775 transitions. [2023-11-19 03:41:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 3775 transitions. [2023-11-19 03:41:09,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:41:09,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:09,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:09,322 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.