./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 30e01a73 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_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/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_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC --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 0.2.3-dev-30e01a7 [2023-11-23 20:22:43,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:43,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:43,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:43,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:43,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:43,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:43,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:43,744 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:43,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:43,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:43,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:43,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:43,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:43,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:43,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:43,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:43,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:43,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:43,756 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:43,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:43,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:43,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:43,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:43,760 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:43,761 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:43,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:43,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:43,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:43,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:43,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:43,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:43,775 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:43,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:43,776 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:43,776 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_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae698f02be6e3657db0e7ca3e62c4cfb121d43a876624ed4d21d19b033e0c02e [2023-11-23 20:22:44,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:44,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:44,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:44,139 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:44,140 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:44,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-23 20:22:47,187 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:47,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:47,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2023-11-23 20:22:47,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/data/58dcea724/b2aed4b239ce49b3a1ef2f7a7af6859e/FLAGc3348b663 [2023-11-23 20:22:47,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/data/58dcea724/b2aed4b239ce49b3a1ef2f7a7af6859e [2023-11-23 20:22:47,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:47,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:47,402 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:47,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:47,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:47,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6486a34d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47, skipping insertion in model container [2023-11-23 20:22:47,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,434 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:47,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:47,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:47,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:47,662 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:47,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47 WrapperNode [2023-11-23 20:22:47,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:47,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:47,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:47,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:47,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,726 INFO L138 Inliner]: procedures = 14, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 138 [2023-11-23 20:22:47,726 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:47,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:47,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:47,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:47,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,738 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,746 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,751 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,754 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:47,758 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:47,758 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:47,758 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:47,759 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:47" (1/1) ... [2023-11-23 20:22:47,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:47,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:47,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:47,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d10aab2-1b82-4d6a-9f13-c086f17f7775/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:47,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:47,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:47,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:47,955 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:47,958 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:48,315 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:48,418 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:48,418 INFO L309 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-23 20:22:48,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:48 BoogieIcfgContainer [2023-11-23 20:22:48,420 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:48,421 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:48,421 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:48,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:48,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:48" (1/1) ... [2023-11-23 20:22:48,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-23 20:22:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-23 20:22:48,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:22:48,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 50 states and 62 transitions. [2023-11-23 20:22:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2023-11-23 20:22:48,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:48,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-23 20:22:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-23 20:22:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:48,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:48,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:48,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-23 20:22:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-23 20:22:49,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:49,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-23 20:22:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-23 20:22:49,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:22:49,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-23 20:22:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-23 20:22:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:49,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-11-23 20:22:49,717 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-11-23 20:22:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:49,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2023-11-23 20:22:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2023-11-23 20:22:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:49,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 71 states and 113 transitions. [2023-11-23 20:22:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 113 transitions. [2023-11-23 20:22:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:49,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:49,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:49,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:49,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:49,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-23 20:22:49,979 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-23 20:22:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:49,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:49,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2023-11-23 20:22:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2023-11-23 20:22:50,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:22:50,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 81 states and 142 transitions. [2023-11-23 20:22:50,677 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 142 transitions. [2023-11-23 20:22:50,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:50,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:50,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 84 states and 149 transitions. [2023-11-23 20:22:50,869 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 149 transitions. [2023-11-23 20:22:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:50,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:50,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:50,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 88 states and 163 transitions. [2023-11-23 20:22:51,027 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 163 transitions. [2023-11-23 20:22:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:51,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 90 states and 167 transitions. [2023-11-23 20:22:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 167 transitions. [2023-11-23 20:22:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:51,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 93 states and 176 transitions. [2023-11-23 20:22:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 176 transitions. [2023-11-23 20:22:51,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:22:51,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,224 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 97 states and 185 transitions. [2023-11-23 20:22:51,285 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 185 transitions. [2023-11-23 20:22:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:51,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-23 20:22:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-23 20:22:51,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:51,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2023-11-23 20:22:51,479 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2023-11-23 20:22:51,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:51,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:51,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2023-11-23 20:22:51,865 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2023-11-23 20:22:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:51,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:51,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:51,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:51,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2023-11-23 20:22:51,991 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2023-11-23 20:22:51,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:51,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:52,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 216 transitions. [2023-11-23 20:22:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 216 transitions. [2023-11-23 20:22:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:52,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:52,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 221 transitions. [2023-11-23 20:22:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 221 transitions. [2023-11-23 20:22:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:52,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:52,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:52,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 113 states and 223 transitions. [2023-11-23 20:22:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 223 transitions. [2023-11-23 20:22:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:52,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:52,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:52,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:53,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 116 states and 232 transitions. [2023-11-23 20:22:53,746 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 232 transitions. [2023-11-23 20:22:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:53,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2023-11-23 20:22:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2023-11-23 20:22:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:53,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:53,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:22:53,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:53,914 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:54,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 121 states and 242 transitions. [2023-11-23 20:22:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 242 transitions. [2023-11-23 20:22:54,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:54,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:22:54,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 124 states and 245 transitions. [2023-11-23 20:22:54,551 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 245 transitions. [2023-11-23 20:22:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:22:54,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:54,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 246 transitions. [2023-11-23 20:22:54,807 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 246 transitions. [2023-11-23 20:22:54,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:54,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:54,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:54,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 129 states and 249 transitions. [2023-11-23 20:22:55,255 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 249 transitions. [2023-11-23 20:22:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:55,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,310 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:22:55,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 131 states and 250 transitions. [2023-11-23 20:22:55,444 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 250 transitions. [2023-11-23 20:22:55,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:22:55,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:55,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 134 states and 259 transitions. [2023-11-23 20:22:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 259 transitions. [2023-11-23 20:22:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:55,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:22:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 137 states and 262 transitions. [2023-11-23 20:22:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 262 transitions. [2023-11-23 20:22:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:22:56,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:56,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 139 states and 263 transitions. [2023-11-23 20:22:56,497 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 263 transitions. [2023-11-23 20:22:56,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:56,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:56,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:56,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:56,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:57,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 142 states and 266 transitions. [2023-11-23 20:22:57,003 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 266 transitions. [2023-11-23 20:22:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:57,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-23 20:22:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 144 states and 267 transitions. [2023-11-23 20:22:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 267 transitions. [2023-11-23 20:22:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:22:57,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 147 states and 276 transitions. [2023-11-23 20:22:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 276 transitions. [2023-11-23 20:22:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:57,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:57,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:57,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:57,794 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:22:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 150 states and 279 transitions. [2023-11-23 20:22:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 279 transitions. [2023-11-23 20:22:58,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:58,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:58,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,134 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:22:58,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 152 states and 280 transitions. [2023-11-23 20:22:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 280 transitions. [2023-11-23 20:22:58,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:58,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:58,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,530 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:22:58,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:58,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 283 transitions. [2023-11-23 20:22:58,912 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 283 transitions. [2023-11-23 20:22:58,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:58,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:58,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:58,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:22:59,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 157 states and 284 transitions. [2023-11-23 20:22:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 284 transitions. [2023-11-23 20:22:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:22:59,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,296 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:22:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 293 transitions. [2023-11-23 20:22:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 293 transitions. [2023-11-23 20:22:59,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:22:59,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:59,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:22:59,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:22:59,831 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:23:00,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 163 states and 296 transitions. [2023-11-23 20:23:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 296 transitions. [2023-11-23 20:23:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:00,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:00,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:23:00,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 165 states and 297 transitions. [2023-11-23 20:23:00,469 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 297 transitions. [2023-11-23 20:23:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:00,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:00,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:00,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:23:00,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 168 states and 300 transitions. [2023-11-23 20:23:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 300 transitions. [2023-11-23 20:23:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:01,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:01,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-11-23 20:23:01,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 170 states and 301 transitions. [2023-11-23 20:23:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 301 transitions. [2023-11-23 20:23:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:01,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:01,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:01,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 20:23:01,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:02,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 173 states and 310 transitions. [2023-11-23 20:23:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 310 transitions. [2023-11-23 20:23:02,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:23:02,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:23:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 176 states and 313 transitions. [2023-11-23 20:23:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 313 transitions. [2023-11-23 20:23:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:23:02,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,457 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:23:02,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 178 states and 314 transitions. [2023-11-23 20:23:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 314 transitions. [2023-11-23 20:23:02,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:02,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:02,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:02,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:02,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-23 20:23:05,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 196 states and 343 transitions. [2023-11-23 20:23:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 343 transitions. [2023-11-23 20:23:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:05,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:05,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:05,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:23:05,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:05,369 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 7 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 199 states and 346 transitions. [2023-11-23 20:23:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 346 transitions. [2023-11-23 20:23:06,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:06,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:06,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-11-23 20:23:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 201 states and 347 transitions. [2023-11-23 20:23:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 347 transitions. [2023-11-23 20:23:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:06,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:06,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:06,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:23:06,420 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:07,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 204 states and 357 transitions. [2023-11-23 20:23:07,042 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 357 transitions. [2023-11-23 20:23:07,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:23:07,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:23:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 207 states and 360 transitions. [2023-11-23 20:23:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 360 transitions. [2023-11-23 20:23:07,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:23:07,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:23:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 209 states and 361 transitions. [2023-11-23 20:23:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 361 transitions. [2023-11-23 20:23:07,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:07,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:07,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:07,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:07,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:07,899 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-23 20:23:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 364 transitions. [2023-11-23 20:23:08,228 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 364 transitions. [2023-11-23 20:23:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:08,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:08,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:23:08,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:08,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 215 states and 367 transitions. [2023-11-23 20:23:08,973 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 367 transitions. [2023-11-23 20:23:08,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:08,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:08,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:09,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:09,061 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:23:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 217 states and 368 transitions. [2023-11-23 20:23:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 368 transitions. [2023-11-23 20:23:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:23:09,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:09,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:23:09,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:09,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 220 states and 378 transitions. [2023-11-23 20:23:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 378 transitions. [2023-11-23 20:23:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:23:09,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:09,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:10,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,084 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:23:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 223 states and 381 transitions. [2023-11-23 20:23:10,416 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 381 transitions. [2023-11-23 20:23:10,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:23:10,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:10,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,588 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:23:10,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 225 states and 382 transitions. [2023-11-23 20:23:10,889 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 382 transitions. [2023-11-23 20:23:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:10,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:10,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:10,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:23:11,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 228 states and 385 transitions. [2023-11-23 20:23:11,383 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 385 transitions. [2023-11-23 20:23:11,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:11,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:23:11,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:11,679 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 9 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:12,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 231 states and 388 transitions. [2023-11-23 20:23:12,191 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 388 transitions. [2023-11-23 20:23:12,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:12,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:12,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-11-23 20:23:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 233 states and 389 transitions. [2023-11-23 20:23:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 389 transitions. [2023-11-23 20:23:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:12,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:23:12,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:12,656 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 236 states and 399 transitions. [2023-11-23 20:23:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 399 transitions. [2023-11-23 20:23:13,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:13,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,337 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:13,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:23:13,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 239 states and 402 transitions. [2023-11-23 20:23:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 402 transitions. [2023-11-23 20:23:13,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:23:13,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,812 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:13,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:13,858 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:23:14,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 241 states and 403 transitions. [2023-11-23 20:23:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 403 transitions. [2023-11-23 20:23:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:14,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:14,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-23 20:23:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 406 transitions. [2023-11-23 20:23:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 406 transitions. [2023-11-23 20:23:14,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:14,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:23:14,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 10 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 247 states and 409 transitions. [2023-11-23 20:23:15,591 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 409 transitions. [2023-11-23 20:23:15,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:15,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:15,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-11-23 20:23:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 249 states and 410 transitions. [2023-11-23 20:23:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 410 transitions. [2023-11-23 20:23:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:15,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:23:15,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:16,144 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 252 states and 420 transitions. [2023-11-23 20:23:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 420 transitions. [2023-11-23 20:23:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:16,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:16,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:23:17,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 255 states and 423 transitions. [2023-11-23 20:23:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 423 transitions. [2023-11-23 20:23:17,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:23:17,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:17,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:17,388 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:23:17,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 257 states and 424 transitions. [2023-11-23 20:23:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 424 transitions. [2023-11-23 20:23:17,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:17,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:17,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-11-23 20:23:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 260 states and 427 transitions. [2023-11-23 20:23:18,328 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 427 transitions. [2023-11-23 20:23:18,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:18,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:23:18,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:18,691 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 11 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:19,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 263 states and 430 transitions. [2023-11-23 20:23:19,303 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 430 transitions. [2023-11-23 20:23:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:19,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:19,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-23 20:23:19,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 265 states and 431 transitions. [2023-11-23 20:23:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 431 transitions. [2023-11-23 20:23:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:23:19,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 20:23:19,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 268 states and 441 transitions. [2023-11-23 20:23:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 441 transitions. [2023-11-23 20:23:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:23:20,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:20,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:20,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:20,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:20,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:20,657 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:23:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 271 states and 444 transitions. [2023-11-23 20:23:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 444 transitions. [2023-11-23 20:23:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:23:21,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:21,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:23:21,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:21,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 273 states and 445 transitions. [2023-11-23 20:23:21,690 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 445 transitions. [2023-11-23 20:23:21,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:21,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:21,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:21,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:21,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-23 20:23:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 276 states and 448 transitions. [2023-11-23 20:23:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 448 transitions. [2023-11-23 20:23:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:22,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:22,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:22,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:23:22,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:23,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 279 states and 451 transitions. [2023-11-23 20:23:23,392 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 451 transitions. [2023-11-23 20:23:23,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:23,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:23,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2023-11-23 20:23:23,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 281 states and 452 transitions. [2023-11-23 20:23:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 452 transitions. [2023-11-23 20:23:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:23,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:23,911 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 20:23:23,928 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 284 states and 462 transitions. [2023-11-23 20:23:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 462 transitions. [2023-11-23 20:23:25,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:25,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,216 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:23:25,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:25,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 287 states and 465 transitions. [2023-11-23 20:23:25,760 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 465 transitions. [2023-11-23 20:23:25,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:23:25,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:25,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:25,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:25,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:25,904 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:23:26,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:26,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 289 states and 466 transitions. [2023-11-23 20:23:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 466 transitions. [2023-11-23 20:23:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:26,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:26,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:26,571 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:26,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-11-23 20:23:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 292 states and 469 transitions. [2023-11-23 20:23:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 469 transitions. [2023-11-23 20:23:27,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:27,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:27,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:27,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:27,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:27,616 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 13 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 295 states and 472 transitions. [2023-11-23 20:23:28,358 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 472 transitions. [2023-11-23 20:23:28,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:28,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 20:23:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 297 states and 473 transitions. [2023-11-23 20:23:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 473 transitions. [2023-11-23 20:23:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:23:28,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:28,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:28,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-23 20:23:28,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:29,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:29,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 300 states and 483 transitions. [2023-11-23 20:23:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 483 transitions. [2023-11-23 20:23:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:29,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:29,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:30,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:23:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 303 states and 486 transitions. [2023-11-23 20:23:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 486 transitions. [2023-11-23 20:23:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:23:30,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:30,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:30,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:30,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:31,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 305 states and 487 transitions. [2023-11-23 20:23:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 487 transitions. [2023-11-23 20:23:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:31,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:31,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:31,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-23 20:23:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:31,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 308 states and 490 transitions. [2023-11-23 20:23:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 490 transitions. [2023-11-23 20:23:31,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:31,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:31,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:32,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:32,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:32,432 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 14 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 311 states and 493 transitions. [2023-11-23 20:23:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 493 transitions. [2023-11-23 20:23:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:33,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:33,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:33,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2023-11-23 20:23:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:33,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 313 states and 494 transitions. [2023-11-23 20:23:33,575 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 494 transitions. [2023-11-23 20:23:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:23:33,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:33,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:33,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 20:23:33,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 316 states and 504 transitions. [2023-11-23 20:23:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 504 transitions. [2023-11-23 20:23:34,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:34,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:34,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:34,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:34,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-23 20:23:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 319 states and 507 transitions. [2023-11-23 20:23:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 507 transitions. [2023-11-23 20:23:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:23:35,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:35,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:35,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:35,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:35,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:35,600 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-23 20:23:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:36,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 321 states and 508 transitions. [2023-11-23 20:23:36,148 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 508 transitions. [2023-11-23 20:23:36,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:23:36,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:36,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:36,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:23:36,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:23:36,331 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked.