./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi --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 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:13,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:13,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:10:13,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:13,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:13,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:13,967 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:13,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:13,969 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:13,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:13,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:13,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:13,976 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:13,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:13,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:13,979 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:13,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:13,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:13,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:13,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:13,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:13,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:13,983 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:13,983 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:13,984 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:13,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:13,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:13,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:13,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:13,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:13,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:13,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:13,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:13,989 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_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21d4f13e72175539cc78aacb8d1d416269d0755bd0c7a4b3f37d9d8805a7ca70 [2023-11-24 22:10:14,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:14,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:14,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:14,368 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:14,368 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:14,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2023-11-24 22:10:17,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:18,519 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:18,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c [2023-11-24 22:10:18,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/data/6a2bf0680/13da483e61bf40289e7a7d8b17f8300e/FLAG231255e07 [2023-11-24 22:10:18,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/data/6a2bf0680/13da483e61bf40289e7a7d8b17f8300e [2023-11-24 22:10:18,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:18,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:18,610 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:18,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:18,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:18,617 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:18" (1/1) ... [2023-11-24 22:10:18,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe62573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:18, skipping insertion in model container [2023-11-24 22:10:18,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:18" (1/1) ... [2023-11-24 22:10:18,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:21,473 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_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2023-11-24 22:10:21,504 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_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2023-11-24 22:10:21,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:21,926 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:23,143 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_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[380593,380606] [2023-11-24 22:10:23,149 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_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/sv-benchmarks/c/combinations/Problem05_label49+token_ring.13.cil-1.c[383339,383352] [2023-11-24 22:10:23,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:23,288 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:23,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23 WrapperNode [2023-11-24 22:10:23,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:23,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:23,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:23,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:23,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,942 INFO L138 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13294 [2023-11-24 22:10:23,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:23,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:23,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:23,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:23,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,340 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:24,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:24,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:24,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:24,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:24,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:24,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:24,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:24,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f5811d6-ac3e-4251-9e07-5b7e1e732a05/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:24,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:24,742 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 22:10:24,742 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 22:10:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:10:24,743 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:10:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 22:10:24,743 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 22:10:24,743 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:10:24,744 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:10:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 22:10:24,744 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 22:10:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 22:10:24,744 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 22:10:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 22:10:24,745 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 22:10:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:24,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:25,039 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:25,051 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:34,960 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:38,403 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:38,403 INFO L309 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-24 22:10:38,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:38 BoogieIcfgContainer [2023-11-24 22:10:38,406 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:38,408 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:38,408 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:38,419 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:38,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:38" (1/1) ... [2023-11-24 22:10:38,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:38,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:38,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1862 states and 3607 transitions. [2023-11-24 22:10:38,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3607 transitions. [2023-11-24 22:10:38,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:38,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1902 states and 3685 transitions. [2023-11-24 22:10:39,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3685 transitions. [2023-11-24 22:10:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:39,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:39,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:40,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1903 states and 3685 transitions. [2023-11-24 22:10:40,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3685 transitions. [2023-11-24 22:10:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:40,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1904 states and 3685 transitions. [2023-11-24 22:10:40,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3685 transitions. [2023-11-24 22:10:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:40,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:40,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1905 states and 3685 transitions. [2023-11-24 22:10:40,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3685 transitions. [2023-11-24 22:10:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:40,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:40,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:40,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1906 states and 3685 transitions. [2023-11-24 22:10:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3685 transitions. [2023-11-24 22:10:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1907 states and 3685 transitions. [2023-11-24 22:10:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3685 transitions. [2023-11-24 22:10:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1908 states and 3685 transitions. [2023-11-24 22:10:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3685 transitions. [2023-11-24 22:10:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1909 states and 3685 transitions. [2023-11-24 22:10:41,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3685 transitions. [2023-11-24 22:10:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1910 states and 3685 transitions. [2023-11-24 22:10:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3685 transitions. [2023-11-24 22:10:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:41,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1911 states and 3685 transitions. [2023-11-24 22:10:41,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3685 transitions. [2023-11-24 22:10:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:41,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:41,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:42,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1912 states and 3685 transitions. [2023-11-24 22:10:42,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3685 transitions. [2023-11-24 22:10:42,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:42,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:42,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1913 states and 3685 transitions. [2023-11-24 22:10:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3685 transitions. [2023-11-24 22:10:42,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:42,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1914 states and 3685 transitions. [2023-11-24 22:10:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3685 transitions. [2023-11-24 22:10:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:42,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:42,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 1915 states and 3685 transitions. [2023-11-24 22:10:42,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3685 transitions. [2023-11-24 22:10:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:42,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:42,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1951 states and 3756 transitions. [2023-11-24 22:10:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 3756 transitions. [2023-11-24 22:10:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:42,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:42,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:42,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1952 states and 3756 transitions. [2023-11-24 22:10:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3756 transitions. [2023-11-24 22:10:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:43,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1953 states and 3756 transitions. [2023-11-24 22:10:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 3756 transitions. [2023-11-24 22:10:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:43,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1954 states and 3756 transitions. [2023-11-24 22:10:43,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3756 transitions. [2023-11-24 22:10:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:43,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1955 states and 3756 transitions. [2023-11-24 22:10:43,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 3756 transitions. [2023-11-24 22:10:43,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:43,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1956 states and 3756 transitions. [2023-11-24 22:10:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 3756 transitions. [2023-11-24 22:10:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:43,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:43,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1957 states and 3756 transitions. [2023-11-24 22:10:44,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3756 transitions. [2023-11-24 22:10:44,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1958 states and 3756 transitions. [2023-11-24 22:10:44,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3756 transitions. [2023-11-24 22:10:44,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1959 states and 3756 transitions. [2023-11-24 22:10:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 3756 transitions. [2023-11-24 22:10:44,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1960 states and 3756 transitions. [2023-11-24 22:10:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3756 transitions. [2023-11-24 22:10:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1961 states and 3756 transitions. [2023-11-24 22:10:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3756 transitions. [2023-11-24 22:10:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:44,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1962 states and 3756 transitions. [2023-11-24 22:10:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3756 transitions. [2023-11-24 22:10:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:44,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:44,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1994 states and 3821 transitions. [2023-11-24 22:10:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3821 transitions. [2023-11-24 22:10:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:45,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1995 states and 3821 transitions. [2023-11-24 22:10:45,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 3821 transitions. [2023-11-24 22:10:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:45,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1996 states and 3821 transitions. [2023-11-24 22:10:45,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 3821 transitions. [2023-11-24 22:10:45,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:45,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1997 states and 3821 transitions. [2023-11-24 22:10:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3821 transitions. [2023-11-24 22:10:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:45,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:45,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1998 states and 3821 transitions. [2023-11-24 22:10:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3821 transitions. [2023-11-24 22:10:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:45,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:45,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 1999 states and 3821 transitions. [2023-11-24 22:10:46,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 3821 transitions. [2023-11-24 22:10:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 2000 states and 3821 transitions. [2023-11-24 22:10:46,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3821 transitions. [2023-11-24 22:10:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 2001 states and 3821 transitions. [2023-11-24 22:10:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3821 transitions. [2023-11-24 22:10:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 2002 states and 3821 transitions. [2023-11-24 22:10:46,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3821 transitions. [2023-11-24 22:10:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 2003 states and 3821 transitions. [2023-11-24 22:10:46,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3821 transitions. [2023-11-24 22:10:46,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:46,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3842 states to 2004 states and 3821 transitions. [2023-11-24 22:10:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 3821 transitions. [2023-11-24 22:10:46,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:46,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:46,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2030 states and 3874 transitions. [2023-11-24 22:10:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 3874 transitions. [2023-11-24 22:10:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:47,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2031 states and 3874 transitions. [2023-11-24 22:10:47,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 3874 transitions. [2023-11-24 22:10:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:47,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:47,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2032 states and 3874 transitions. [2023-11-24 22:10:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 3874 transitions. [2023-11-24 22:10:47,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:47,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2033 states and 3874 transitions. [2023-11-24 22:10:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 3874 transitions. [2023-11-24 22:10:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:47,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:47,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2034 states and 3874 transitions. [2023-11-24 22:10:48,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 3874 transitions. [2023-11-24 22:10:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:48,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2035 states and 3874 transitions. [2023-11-24 22:10:48,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 3874 transitions. [2023-11-24 22:10:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:48,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2036 states and 3874 transitions. [2023-11-24 22:10:48,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 3874 transitions. [2023-11-24 22:10:48,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:48,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2037 states and 3874 transitions. [2023-11-24 22:10:48,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 3874 transitions. [2023-11-24 22:10:48,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:48,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:48,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:48,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:48,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 2038 states and 3874 transitions. [2023-11-24 22:10:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 3874 transitions. [2023-11-24 22:10:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:48,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:49,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2058 states and 3915 transitions. [2023-11-24 22:10:49,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 3915 transitions. [2023-11-24 22:10:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:49,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2059 states and 3915 transitions. [2023-11-24 22:10:49,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 3915 transitions. [2023-11-24 22:10:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:49,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:49,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2060 states and 3915 transitions. [2023-11-24 22:10:49,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 3915 transitions. [2023-11-24 22:10:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:49,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:49,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2061 states and 3915 transitions. [2023-11-24 22:10:50,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 3915 transitions. [2023-11-24 22:10:50,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:50,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2062 states and 3915 transitions. [2023-11-24 22:10:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 3915 transitions. [2023-11-24 22:10:50,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:50,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2063 states and 3915 transitions. [2023-11-24 22:10:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 3915 transitions. [2023-11-24 22:10:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:50,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:50,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 2064 states and 3915 transitions. [2023-11-24 22:10:50,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 3915 transitions. [2023-11-24 22:10:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:50,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:50,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:50,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 2078 states and 3944 transitions. [2023-11-24 22:10:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 3944 transitions. [2023-11-24 22:10:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:51,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 2079 states and 3944 transitions. [2023-11-24 22:10:51,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 3944 transitions. [2023-11-24 22:10:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:51,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 2080 states and 3944 transitions. [2023-11-24 22:10:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3944 transitions. [2023-11-24 22:10:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:51,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:51,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 2081 states and 3944 transitions. [2023-11-24 22:10:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3944 transitions. [2023-11-24 22:10:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:51,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:51,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 2082 states and 3944 transitions. [2023-11-24 22:10:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 3944 transitions. [2023-11-24 22:10:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:52,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2090 states and 3961 transitions. [2023-11-24 22:10:52,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3961 transitions. [2023-11-24 22:10:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:52,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2091 states and 3961 transitions. [2023-11-24 22:10:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 3961 transitions. [2023-11-24 22:10:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:52,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 2092 states and 3961 transitions. [2023-11-24 22:10:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 3961 transitions. [2023-11-24 22:10:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:52,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:52,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:52,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:53,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2097 states and 3972 transitions. [2023-11-24 22:10:53,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 3972 transitions. [2023-11-24 22:10:53,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:53,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 2098 states and 3972 transitions. [2023-11-24 22:10:53,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 3972 transitions. [2023-11-24 22:10:53,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:10:53,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4044 states to 2106 states and 3986 transitions. [2023-11-24 22:10:53,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3986 transitions. [2023-11-24 22:10:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:10:53,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:53,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:10:57,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 2152 states and 4078 transitions. [2023-11-24 22:10:57,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 4078 transitions. [2023-11-24 22:10:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-24 22:10:57,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,751 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.