./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/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_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:04:00,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:04:00,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:04:00,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:04:00,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:04:00,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:04:00,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:04:00,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:04:00,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:04:00,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:04:00,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:04:00,168 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:04:00,169 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:04:00,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:04:00,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:04:00,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:04:00,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:04:00,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:04:00,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:04:00,174 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:04:00,175 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:04:00,175 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:04:00,176 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:04:00,177 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:04:00,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:04:00,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:04:00,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:04:00,179 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:04:00,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:00,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:04:00,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:04:00,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:04:00,181 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:04:00,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:04:00,182 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:04:00,183 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_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e [2023-11-24 23:04:00,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:04:00,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:04:00,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:04:00,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:04:00,522 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:04:00,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-24 23:04:03,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:04:04,145 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:04:04,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-24 23:04:04,158 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/data/452d8f440/a3a3f9ebe5f84886bbd94b2ade2b733a/FLAG74691cd65 [2023-11-24 23:04:04,181 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/data/452d8f440/a3a3f9ebe5f84886bbd94b2ade2b733a [2023-11-24 23:04:04,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:04:04,195 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:04:04,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:04,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:04:04,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:04:04,209 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9982e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04, skipping insertion in model container [2023-11-24 23:04:04,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:04:04,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:04,476 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:04:04,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:04:04,527 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:04:04,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04 WrapperNode [2023-11-24 23:04:04,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:04:04,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:04,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:04:04,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:04:04,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,583 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-24 23:04:04,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:04:04,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:04:04,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:04:04,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:04:04,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,638 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:04:04,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:04:04,659 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:04:04,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:04:04,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:04:04" (1/1) ... [2023-11-24 23:04:04,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:04:04,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:04:04,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:04:04,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca42c2ea-60cf-47fe-81a7-e50d009cfb71/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:04:04,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:04:04,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:04:04,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:04:04,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:04:04,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:04:04,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:04:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:04:04,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:04:04,845 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:04:04,847 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:04:05,167 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:04:05,265 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:04:05,266 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-24 23:04:05,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:05 BoogieIcfgContainer [2023-11-24 23:04:05,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:04:05,270 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:04:05,270 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:04:05,284 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:04:05,285 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:04:05" (1/1) ... [2023-11-24 23:04:05,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:04:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-24 23:04:05,371 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-24 23:04:05,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:04:05,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:05,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:05,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:05,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:05,804 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 23:04:05,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-24 23:04:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-24 23:04:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:04:05,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:05,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:05,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:05,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:06,010 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 23:04:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-24 23:04:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-24 23:04:06,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:04:06,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:06,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:06,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:06,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:06,153 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 23:04:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:06,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-24 23:04:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-24 23:04:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:04:06,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:06,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:06,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:06,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:06,378 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 23:04:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-24 23:04:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-24 23:04:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:04:06,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:06,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:06,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:06,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:06,562 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 23:04:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-24 23:04:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-24 23:04:06,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:06,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:06,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:06,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:06,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:06,895 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 23:04:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-11-24 23:04:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-11-24 23:04:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:06,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:06,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:07,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:07,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:07,024 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 23:04:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-11-24 23:04:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-24 23:04:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:07,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:07,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:07,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:07,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:07,203 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 23:04:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-24 23:04:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-24 23:04:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:07,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:07,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:07,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:07,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:07,321 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 23:04:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-24 23:04:07,360 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-24 23:04:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:07,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:07,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:07,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:07,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:07,434 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 23:04:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-24 23:04:07,843 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-24 23:04:07,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:04:07,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:07,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:07,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:07,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:08,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-24 23:04:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-24 23:04:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:08,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:08,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:08,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:08,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:08,285 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 23:04:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-24 23:04:08,483 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-24 23:04:08,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:08,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:08,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:08,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:08,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:08,529 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 23:04:08,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:08,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2023-11-24 23:04:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2023-11-24 23:04:08,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:08,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:08,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:08,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:08,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:08,751 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 23:04:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 90 states and 167 transitions. [2023-11-24 23:04:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 167 transitions. [2023-11-24 23:04:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:08,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:08,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:08,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:08,863 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 23:04:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 93 states and 176 transitions. [2023-11-24 23:04:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 176 transitions. [2023-11-24 23:04:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:04:08,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:08,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:08,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:08,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:09,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-24 23:04:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-24 23:04:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:09,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:09,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:09,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:09,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:09,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:09,076 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 23:04:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-24 23:04:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-24 23:04:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:09,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:09,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:09,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:09,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:09,175 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 23:04:09,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:09,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2023-11-24 23:04:09,247 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2023-11-24 23:04:09,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:09,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:09,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:09,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:09,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:09,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:09,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2023-11-24 23:04:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2023-11-24 23:04:09,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:09,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:09,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:09,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:09,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:09,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2023-11-24 23:04:09,867 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2023-11-24 23:04:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:09,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:09,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:09,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:09,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:10,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2023-11-24 23:04:10,008 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-11-24 23:04:10,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:04:10,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:10,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:10,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-24 23:04:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-24 23:04:10,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:10,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:10,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:10,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:10,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 114 states and 224 transitions. [2023-11-24 23:04:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 224 transitions. [2023-11-24 23:04:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:10,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:10,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:10,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:10,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:10,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 117 states and 231 transitions. [2023-11-24 23:04:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2023-11-24 23:04:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:10,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:10,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:11,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:11,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:11,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:04:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2023-11-24 23:04:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2023-11-24 23:04:11,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:11,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:11,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:11,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:11,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:12,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 121 states and 241 transitions. [2023-11-24 23:04:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 241 transitions. [2023-11-24 23:04:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:12,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:12,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:12,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:12,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:12,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:13,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 124 states and 249 transitions. [2023-11-24 23:04:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 249 transitions. [2023-11-24 23:04:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:13,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:13,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:13,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:13,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:13,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:13,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 126 states and 250 transitions. [2023-11-24 23:04:13,086 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 250 transitions. [2023-11-24 23:04:13,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:04:13,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:13,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:13,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:04:13,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:13,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:13,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 129 states and 260 transitions. [2023-11-24 23:04:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 260 transitions. [2023-11-24 23:04:13,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:04:13,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:13,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:13,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:13,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:04:13,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 132 states and 263 transitions. [2023-11-24 23:04:13,918 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 263 transitions. [2023-11-24 23:04:13,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:04:13,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:13,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:13,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:13,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:04:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:14,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2023-11-24 23:04:14,210 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2023-11-24 23:04:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:04:14,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:14,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:14,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:14,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:04:14,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 137 states and 267 transitions. [2023-11-24 23:04:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 267 transitions. [2023-11-24 23:04:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:04:14,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:14,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:14,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:04:14,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:15,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:15,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 140 states and 270 transitions. [2023-11-24 23:04:15,128 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 270 transitions. [2023-11-24 23:04:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:04:15,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:15,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:15,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:15,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:04:15,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 142 states and 271 transitions. [2023-11-24 23:04:15,344 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 271 transitions. [2023-11-24 23:04:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:04:15,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:15,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:15,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:04:15,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:15,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 145 states and 281 transitions. [2023-11-24 23:04:16,000 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 281 transitions. [2023-11-24 23:04:16,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:04:16,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:16,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:16,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:16,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:16,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:04:16,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:16,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 148 states and 284 transitions. [2023-11-24 23:04:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 284 transitions. [2023-11-24 23:04:16,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:04:16,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:16,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:16,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:16,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:16,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:04:16,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:16,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 150 states and 285 transitions. [2023-11-24 23:04:16,741 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 285 transitions. [2023-11-24 23:04:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:04:16,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:16,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:16,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:16,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:16,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:04:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:17,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 153 states and 288 transitions. [2023-11-24 23:04:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 288 transitions. [2023-11-24 23:04:17,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:04:17,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:17,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:17,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:17,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:04:17,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:17,350 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:17,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 156 states and 291 transitions. [2023-11-24 23:04:17,836 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 291 transitions. [2023-11-24 23:04:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:04:17,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:17,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:17,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:17,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:17,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:04:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 158 states and 292 transitions. [2023-11-24 23:04:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 292 transitions. [2023-11-24 23:04:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:04:18,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:18,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:18,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:04:18,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:18,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:18,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 161 states and 302 transitions. [2023-11-24 23:04:18,735 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 302 transitions. [2023-11-24 23:04:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:04:18,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:18,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:18,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:18,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:18,807 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:04:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 164 states and 305 transitions. [2023-11-24 23:04:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 305 transitions. [2023-11-24 23:04:19,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:04:19,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:19,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:19,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:19,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:04:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 166 states and 306 transitions. [2023-11-24 23:04:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 306 transitions. [2023-11-24 23:04:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:04:19,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:19,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:19,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:19,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:19,560 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:04:19,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:19,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 169 states and 309 transitions. [2023-11-24 23:04:19,877 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 309 transitions. [2023-11-24 23:04:19,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:04:19,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:19,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:19,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:04:19,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:20,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:20,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 172 states and 312 transitions. [2023-11-24 23:04:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 312 transitions. [2023-11-24 23:04:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:04:20,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:20,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:20,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:20,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:04:20,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:20,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 174 states and 313 transitions. [2023-11-24 23:04:20,758 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 313 transitions. [2023-11-24 23:04:20,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:04:20,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:20,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:20,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:04:20,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:21,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:21,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 177 states and 323 transitions. [2023-11-24 23:04:21,438 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 323 transitions. [2023-11-24 23:04:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:04:21,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:21,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:21,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:21,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:04:21,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 180 states and 326 transitions. [2023-11-24 23:04:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 326 transitions. [2023-11-24 23:04:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:04:21,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:21,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:21,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:21,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:04:22,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 182 states and 327 transitions. [2023-11-24 23:04:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 327 transitions. [2023-11-24 23:04:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:04:22,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:22,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:22,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:04:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 185 states and 330 transitions. [2023-11-24 23:04:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 330 transitions. [2023-11-24 23:04:22,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:04:22,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:22,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:22,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:04:22,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:22,874 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:23,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:23,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 188 states and 333 transitions. [2023-11-24 23:04:23,358 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 333 transitions. [2023-11-24 23:04:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:04:23,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:23,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:23,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:23,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-24 23:04:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 190 states and 334 transitions. [2023-11-24 23:04:23,602 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 334 transitions. [2023-11-24 23:04:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:04:23,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:23,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:23,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:04:23,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:23,780 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:24,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:24,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 193 states and 344 transitions. [2023-11-24 23:04:24,250 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 344 transitions. [2023-11-24 23:04:24,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:04:24,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:24,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:24,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:24,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 23:04:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:24,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 196 states and 347 transitions. [2023-11-24 23:04:24,621 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 347 transitions. [2023-11-24 23:04:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:04:24,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:24,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:24,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:24,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:04:24,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 198 states and 348 transitions. [2023-11-24 23:04:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 348 transitions. [2023-11-24 23:04:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:04:24,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:24,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:25,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:25,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-24 23:04:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 201 states and 351 transitions. [2023-11-24 23:04:25,431 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 351 transitions. [2023-11-24 23:04:25,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:04:25,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:25,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:25,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:04:25,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:25,673 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:26,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 204 states and 354 transitions. [2023-11-24 23:04:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 354 transitions. [2023-11-24 23:04:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:04:26,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:26,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:26,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:26,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:26,324 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-24 23:04:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:26,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 206 states and 355 transitions. [2023-11-24 23:04:26,481 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 355 transitions. [2023-11-24 23:04:26,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:04:26,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:26,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:26,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:26,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:04:26,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 209 states and 365 transitions. [2023-11-24 23:04:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 365 transitions. [2023-11-24 23:04:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:04:27,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:27,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:27,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:27,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:27,485 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-24 23:04:27,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:27,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 212 states and 368 transitions. [2023-11-24 23:04:27,945 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 368 transitions. [2023-11-24 23:04:27,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:04:27,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:27,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:28,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:28,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:04:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:28,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 214 states and 369 transitions. [2023-11-24 23:04:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 369 transitions. [2023-11-24 23:04:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:04:28,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:28,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:28,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:28,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:28,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-24 23:04:28,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:28,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 217 states and 372 transitions. [2023-11-24 23:04:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 372 transitions. [2023-11-24 23:04:28,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:04:28,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:28,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:29,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:04:29,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:29,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 220 states and 375 transitions. [2023-11-24 23:04:29,906 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 375 transitions. [2023-11-24 23:04:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:04:29,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:29,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:29,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:30,034 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-24 23:04:30,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:30,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 222 states and 376 transitions. [2023-11-24 23:04:30,245 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 376 transitions. [2023-11-24 23:04:30,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:04:30,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:30,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:30,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:04:30,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:30,477 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:31,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 225 states and 386 transitions. [2023-11-24 23:04:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 386 transitions. [2023-11-24 23:04:31,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:04:31,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:31,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:31,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-24 23:04:31,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:31,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 228 states and 389 transitions. [2023-11-24 23:04:31,627 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 389 transitions. [2023-11-24 23:04:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:04:31,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:31,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:31,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:31,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:31,748 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:04:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 230 states and 390 transitions. [2023-11-24 23:04:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 390 transitions. [2023-11-24 23:04:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:32,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:32,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:32,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:32,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:32,286 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-24 23:04:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 233 states and 393 transitions. [2023-11-24 23:04:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 393 transitions. [2023-11-24 23:04:32,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:32,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:32,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:32,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:04:32,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:33,184 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:33,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 236 states and 396 transitions. [2023-11-24 23:04:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 396 transitions. [2023-11-24 23:04:33,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:33,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:33,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:33,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:33,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-24 23:04:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 238 states and 397 transitions. [2023-11-24 23:04:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 397 transitions. [2023-11-24 23:04:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:04:34,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:34,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:34,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-24 23:04:34,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 241 states and 407 transitions. [2023-11-24 23:04:35,265 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 407 transitions. [2023-11-24 23:04:35,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:04:35,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:35,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:35,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:35,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-24 23:04:35,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:35,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 244 states and 410 transitions. [2023-11-24 23:04:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 410 transitions. [2023-11-24 23:04:35,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:04:35,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:35,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:35,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:35,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:04:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:36,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 246 states and 411 transitions. [2023-11-24 23:04:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 411 transitions. [2023-11-24 23:04:36,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:04:36,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:36,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:36,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:36,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:36,433 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-24 23:04:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 249 states and 414 transitions. [2023-11-24 23:04:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 414 transitions. [2023-11-24 23:04:36,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:04:36,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:36,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:36,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:04:36,930 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:37,224 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 252 states and 417 transitions. [2023-11-24 23:04:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 417 transitions. [2023-11-24 23:04:37,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:04:37,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:37,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:37,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:37,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-24 23:04:38,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 254 states and 418 transitions. [2023-11-24 23:04:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 418 transitions. [2023-11-24 23:04:38,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:04:38,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:38,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:38,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:04:38,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:38,480 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 257 states and 428 transitions. [2023-11-24 23:04:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 428 transitions. [2023-11-24 23:04:39,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:04:39,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:39,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:39,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:39,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-24 23:04:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 260 states and 431 transitions. [2023-11-24 23:04:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 431 transitions. [2023-11-24 23:04:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:04:39,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:39,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:39,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:39,980 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:04:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:40,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 262 states and 432 transitions. [2023-11-24 23:04:40,455 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 432 transitions. [2023-11-24 23:04:40,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:40,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:40,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:40,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:40,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-24 23:04:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 265 states and 435 transitions. [2023-11-24 23:04:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 435 transitions. [2023-11-24 23:04:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:41,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:41,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:41,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:04:41,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 268 states and 438 transitions. [2023-11-24 23:04:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 438 transitions. [2023-11-24 23:04:42,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:42,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:42,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:42,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:42,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-24 23:04:42,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:42,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 270 states and 439 transitions. [2023-11-24 23:04:42,328 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 439 transitions. [2023-11-24 23:04:42,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:04:42,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:42,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:42,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:04:42,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:43,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 273 states and 449 transitions. [2023-11-24 23:04:43,278 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 449 transitions. [2023-11-24 23:04:43,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:04:43,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:43,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:43,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:43,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:43,394 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:04:43,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:43,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 276 states and 452 transitions. [2023-11-24 23:04:43,791 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 452 transitions. [2023-11-24 23:04:43,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:04:43,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:43,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:43,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:43,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:04:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 278 states and 453 transitions. [2023-11-24 23:04:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 453 transitions. [2023-11-24 23:04:44,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:04:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:44,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:44,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:44,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-24 23:04:44,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:44,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 281 states and 456 transitions. [2023-11-24 23:04:44,914 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 456 transitions. [2023-11-24 23:04:44,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:04:44,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:44,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:44,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:04:44,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:45,299 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 284 states and 459 transitions. [2023-11-24 23:04:46,012 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 459 transitions. [2023-11-24 23:04:46,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:04:46,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:46,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:46,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:46,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:46,135 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-24 23:04:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:46,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 286 states and 460 transitions. [2023-11-24 23:04:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 460 transitions. [2023-11-24 23:04:46,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:04:46,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:46,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:46,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-24 23:04:46,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:47,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 289 states and 470 transitions. [2023-11-24 23:04:47,471 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 470 transitions. [2023-11-24 23:04:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:04:47,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:47,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:47,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:47,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-24 23:04:48,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:48,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 292 states and 473 transitions. [2023-11-24 23:04:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 473 transitions. [2023-11-24 23:04:48,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:04:48,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:48,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:48,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:48,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:48,212 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:04:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 294 states and 474 transitions. [2023-11-24 23:04:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 474 transitions. [2023-11-24 23:04:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:04:48,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:48,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:48,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:48,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-24 23:04:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:49,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 297 states and 477 transitions. [2023-11-24 23:04:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 477 transitions. [2023-11-24 23:04:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:04:49,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:49,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:49,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:04:49,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:04:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 300 states and 480 transitions. [2023-11-24 23:04:50,656 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 480 transitions. [2023-11-24 23:04:50,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:04:50,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:50,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:50,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:50,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:50,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:50,804 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-24 23:04:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 302 states and 481 transitions. [2023-11-24 23:04:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 481 transitions. [2023-11-24 23:04:51,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:04:51,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:51,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:51,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-24 23:04:51,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:04:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 305 states and 491 transitions. [2023-11-24 23:04:52,241 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 491 transitions. [2023-11-24 23:04:52,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:04:52,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:52,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:52,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:52,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-24 23:04:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:52,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 308 states and 494 transitions. [2023-11-24 23:04:52,887 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 494 transitions. [2023-11-24 23:04:52,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:04:52,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:52,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:52,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:52,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-24 23:04:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 310 states and 495 transitions. [2023-11-24 23:04:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 495 transitions. [2023-11-24 23:04:53,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:04:53,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:53,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:04:53,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:04:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-24 23:04:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:04:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 313 states and 498 transitions. [2023-11-24 23:04:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 498 transitions. [2023-11-24 23:04:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:04:54,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:04:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:04:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:04:54,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-24 23:04:54,207 INFO L285 TraceCheckSpWp]: Computing forward predicates...