./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/twisted.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/twisted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:37:44,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:37:44,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:37:44,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:37:44,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:37:44,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:37:44,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:37:44,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:37:44,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:37:44,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:37:44,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:37:44,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:37:44,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:37:44,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:37:44,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:37:44,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:37:44,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:37:44,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:37:44,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:37:44,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:37:44,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:37:44,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:37:44,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:37:45,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:37:45,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:37:45,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:37:45,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:37:45,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:37:45,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:37:45,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:37:45,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:37:45,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:37:45,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:37:45,016 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:37:45,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:37:45,018 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:37:45,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:37:45,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:37:45,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:37:45,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:37:45,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:37:45,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:37:45,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:37:45,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:37:45,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:37:45,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:37:45,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:37:45,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:37:45,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:37:45,056 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:37:45,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:37:45,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:37:45,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:37:45,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:37:45,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:37:45,058 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:37:45,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:37:45,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:37:45,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:37:45,059 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:37:45,059 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:37:45,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:37:45,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:37:45,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:37:45,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:37:45,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:37:45,061 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:37:45,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:37:45,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:37:45,062 INFO L138 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_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 [2021-11-13 23:37:45,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:37:45,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:37:45,445 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:37:45,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:37:45,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:37:45,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-numeric/twisted.c [2021-11-13 23:37:45,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/data/90fe76f7a/5e34743f51f74500988395102624ab62/FLAG57ec51d2b [2021-11-13 23:37:46,142 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:37:46,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/sv-benchmarks/c/termination-numeric/twisted.c [2021-11-13 23:37:46,150 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/data/90fe76f7a/5e34743f51f74500988395102624ab62/FLAG57ec51d2b [2021-11-13 23:37:46,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/data/90fe76f7a/5e34743f51f74500988395102624ab62 [2021-11-13 23:37:46,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:37:46,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:37:46,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:37:46,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:37:46,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:37:46,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b95356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46, skipping insertion in model container [2021-11-13 23:37:46,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:37:46,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:37:46,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:37:46,750 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:37:46,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:37:46,798 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:37:46,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46 WrapperNode [2021-11-13 23:37:46,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:37:46,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:37:46,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:37:46,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:37:46,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:37:46,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:37:46,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:37:46,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:37:46,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,854 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:37:46,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:37:46,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:37:46,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:37:46,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:37:46" (1/1) ... [2021-11-13 23:37:46,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:37:46,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:37:46,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:37:46,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5029ccbc-eea2-4af5-9d26-bf5fd4f8ab06/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:37:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:37:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:37:47,284 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:37:47,284 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 23:37:47,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:37:47 BoogieIcfgContainer [2021-11-13 23:37:47,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:37:47,288 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:37:47,288 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:37:47,313 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:37:47,313 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:37:47" (1/1) ... [2021-11-13 23:37:47,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:37:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-13 23:37:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-13 23:37:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:37:47,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:47,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:47,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-13 23:37:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-13 23:37:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:37:47,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:47,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:47,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:47,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-13 23:37:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-13 23:37:47,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:37:47,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:47,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:47,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2021-11-13 23:37:47,910 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2021-11-13 23:37:47,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:37:47,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:47,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:48,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2021-11-13 23:37:48,129 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2021-11-13 23:37:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:37:48,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:48,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:48,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2021-11-13 23:37:48,437 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2021-11-13 23:37:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:37:48,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:48,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:48,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2021-11-13 23:37:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2021-11-13 23:37:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:37:48,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:48,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2021-11-13 23:37:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2021-11-13 23:37:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:37:49,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:49,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:49,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:49,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:49,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-13 23:37:49,604 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-13 23:37:49,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:37:49,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:49,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:49,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:49,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-13 23:37:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-13 23:37:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:49,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:49,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:49,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2021-11-13 23:37:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2021-11-13 23:37:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:50,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:50,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:50,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 59 states and 111 transitions. [2021-11-13 23:37:50,578 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2021-11-13 23:37:50,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:50,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:50,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2021-11-13 23:37:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2021-11-13 23:37:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:50,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:50,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:50,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:51,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:51,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-13 23:37:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-13 23:37:51,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:37:51,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:51,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:37:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:51,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2021-11-13 23:37:51,352 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2021-11-13 23:37:51,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:37:51,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:51,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 67 states and 126 transitions. [2021-11-13 23:37:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2021-11-13 23:37:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:37:51,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:51,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:52,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:52,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2021-11-13 23:37:52,158 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2021-11-13 23:37:52,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:37:52,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:52,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:52,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:52,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:52,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 141 transitions. [2021-11-13 23:37:52,704 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2021-11-13 23:37:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:37:52,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:52,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:37:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 81 states and 149 transitions. [2021-11-13 23:37:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 149 transitions. [2021-11-13 23:37:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:37:53,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:53,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 88 states and 164 transitions. [2021-11-13 23:37:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 164 transitions. [2021-11-13 23:37:54,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:37:54,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:54,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 92 states and 176 transitions. [2021-11-13 23:37:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 176 transitions. [2021-11-13 23:37:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:37:54,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:54,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:55,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 94 states and 178 transitions. [2021-11-13 23:37:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 178 transitions. [2021-11-13 23:37:55,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:37:55,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:55,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:55,158 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 97 states and 182 transitions. [2021-11-13 23:37:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 182 transitions. [2021-11-13 23:37:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:37:55,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:55,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:55,393 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 98 states and 183 transitions. [2021-11-13 23:37:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 183 transitions. [2021-11-13 23:37:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:37:55,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:55,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:55,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 104 states and 202 transitions. [2021-11-13 23:37:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 202 transitions. [2021-11-13 23:37:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:37:56,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:56,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:37:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 106 states and 205 transitions. [2021-11-13 23:37:56,588 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 205 transitions. [2021-11-13 23:37:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:56,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:56,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:56,690 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 109 states and 211 transitions. [2021-11-13 23:37:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 211 transitions. [2021-11-13 23:37:57,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:57,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:57,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 113 states and 225 transitions. [2021-11-13 23:37:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 225 transitions. [2021-11-13 23:37:58,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:58,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:58,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:58,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 114 states and 227 transitions. [2021-11-13 23:37:58,704 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 227 transitions. [2021-11-13 23:37:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:58,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:58,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:59,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 118 states and 242 transitions. [2021-11-13 23:37:59,344 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 242 transitions. [2021-11-13 23:37:59,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:59,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:59,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:59,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:59,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 119 states and 243 transitions. [2021-11-13 23:37:59,397 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 243 transitions. [2021-11-13 23:37:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:59,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:59,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:37:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:37:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 121 states and 245 transitions. [2021-11-13 23:37:59,775 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 245 transitions. [2021-11-13 23:37:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:37:59,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:37:59,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:37:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:37:59,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 124 states and 249 transitions. [2021-11-13 23:38:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 249 transitions. [2021-11-13 23:38:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:38:00,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:00,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:00,323 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:00,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:00,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 126 states and 252 transitions. [2021-11-13 23:38:00,725 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 252 transitions. [2021-11-13 23:38:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:38:00,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:00,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:01,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 129 states and 254 transitions. [2021-11-13 23:38:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 254 transitions. [2021-11-13 23:38:01,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:38:01,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:01,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 131 states and 256 transitions. [2021-11-13 23:38:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 256 transitions. [2021-11-13 23:38:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:38:01,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:01,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:02,062 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:03,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 137 states and 260 transitions. [2021-11-13 23:38:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 260 transitions. [2021-11-13 23:38:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:38:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:03,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:03,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:03,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 138 states and 260 transitions. [2021-11-13 23:38:03,266 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 260 transitions. [2021-11-13 23:38:03,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:38:03,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:03,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 140 states and 262 transitions. [2021-11-13 23:38:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 262 transitions. [2021-11-13 23:38:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:38:03,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:03,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:03,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:03,826 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 145 states and 276 transitions. [2021-11-13 23:38:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 276 transitions. [2021-11-13 23:38:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:38:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:04,753 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 146 states and 278 transitions. [2021-11-13 23:38:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 278 transitions. [2021-11-13 23:38:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:38:04,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:04,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:05,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:05,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 149 states and 284 transitions. [2021-11-13 23:38:05,685 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 284 transitions. [2021-11-13 23:38:05,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:38:05,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:05,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:06,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 152 states and 286 transitions. [2021-11-13 23:38:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 286 transitions. [2021-11-13 23:38:06,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:38:06,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:06,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,180 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:06,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:06,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 154 states and 289 transitions. [2021-11-13 23:38:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 289 transitions. [2021-11-13 23:38:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:38:06,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:06,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:06,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:06,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 155 states and 293 transitions. [2021-11-13 23:38:06,647 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 293 transitions. [2021-11-13 23:38:06,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:38:06,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:06,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:06,667 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 159 states and 298 transitions. [2021-11-13 23:38:07,228 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 298 transitions. [2021-11-13 23:38:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:38:07,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 162 states and 306 transitions. [2021-11-13 23:38:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 306 transitions. [2021-11-13 23:38:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:38:07,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,918 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 163 states and 308 transitions. [2021-11-13 23:38:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 308 transitions. [2021-11-13 23:38:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:38:07,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:07,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 164 states and 310 transitions. [2021-11-13 23:38:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 310 transitions. [2021-11-13 23:38:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:38:08,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:09,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:09,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 166 states and 322 transitions. [2021-11-13 23:38:09,849 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 322 transitions. [2021-11-13 23:38:09,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:38:09,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:09,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:09,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:10,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 167 states and 323 transitions. [2021-11-13 23:38:10,333 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 323 transitions. [2021-11-13 23:38:10,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:38:10,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:10,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:10,380 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:10,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:10,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 169 states and 325 transitions. [2021-11-13 23:38:10,471 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 325 transitions. [2021-11-13 23:38:10,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:10,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:10,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:10,752 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:12,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 173 states and 340 transitions. [2021-11-13 23:38:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 340 transitions. [2021-11-13 23:38:12,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:12,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:12,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:14,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 178 states and 359 transitions. [2021-11-13 23:38:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 359 transitions. [2021-11-13 23:38:14,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:14,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:14,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:14,069 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:14,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 179 states and 361 transitions. [2021-11-13 23:38:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 361 transitions. [2021-11-13 23:38:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:14,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:14,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 182 states and 366 transitions. [2021-11-13 23:38:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 366 transitions. [2021-11-13 23:38:15,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:38:15,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:15,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:15,944 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:16,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:16,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 186 states and 379 transitions. [2021-11-13 23:38:16,719 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 379 transitions. [2021-11-13 23:38:16,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:16,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:16,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:17,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:17,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:17,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 187 states and 380 transitions. [2021-11-13 23:38:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 380 transitions. [2021-11-13 23:38:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:17,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:17,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:17,811 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:18,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 188 states and 382 transitions. [2021-11-13 23:38:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 382 transitions. [2021-11-13 23:38:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:18,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:18,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:18,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:18,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:19,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:19,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 192 states and 391 transitions. [2021-11-13 23:38:19,802 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 391 transitions. [2021-11-13 23:38:19,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:38:19,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:19,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:19,824 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:20,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 195 states and 393 transitions. [2021-11-13 23:38:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 393 transitions. [2021-11-13 23:38:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:38:20,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:20,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:20,577 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:38:21,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:21,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 202 states and 401 transitions. [2021-11-13 23:38:21,445 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 401 transitions. [2021-11-13 23:38:21,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:38:21,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:21,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:22,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:22,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 205 states and 403 transitions. [2021-11-13 23:38:22,092 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 403 transitions. [2021-11-13 23:38:22,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:38:22,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:22,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:22,119 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:22,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 209 states and 408 transitions. [2021-11-13 23:38:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 408 transitions. [2021-11-13 23:38:22,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:38:22,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:22,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:22,987 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:23,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:23,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 210 states and 410 transitions. [2021-11-13 23:38:23,319 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 410 transitions. [2021-11-13 23:38:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:38:23,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:23,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:23,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:23,533 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 211 states and 410 transitions. [2021-11-13 23:38:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 410 transitions. [2021-11-13 23:38:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:38:23,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:23,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:23,836 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:24,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 215 states and 416 transitions. [2021-11-13 23:38:24,656 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 416 transitions. [2021-11-13 23:38:24,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:38:24,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:24,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:38:25,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:25,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 221 states and 424 transitions. [2021-11-13 23:38:25,960 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 424 transitions. [2021-11-13 23:38:25,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:25,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:25,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:26,293 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 225 states and 440 transitions. [2021-11-13 23:38:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 440 transitions. [2021-11-13 23:38:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:28,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:28,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 230 states and 463 transitions. [2021-11-13 23:38:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 463 transitions. [2021-11-13 23:38:30,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:30,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:30,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:31,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 233 states and 467 transitions. [2021-11-13 23:38:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 467 transitions. [2021-11-13 23:38:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:31,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:31,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:31,816 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 234 states and 470 transitions. [2021-11-13 23:38:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 470 transitions. [2021-11-13 23:38:32,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:32,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:32,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:33,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 237 states and 474 transitions. [2021-11-13 23:38:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 474 transitions. [2021-11-13 23:38:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:38:33,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:33,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:33,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:33,843 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:34,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:34,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 241 states and 496 transitions. [2021-11-13 23:38:34,714 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 496 transitions. [2021-11-13 23:38:34,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:34,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:34,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:36,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:36,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 244 states and 497 transitions. [2021-11-13 23:38:36,065 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 497 transitions. [2021-11-13 23:38:36,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:36,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:36,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:36,498 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 247 states and 500 transitions. [2021-11-13 23:38:37,453 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 500 transitions. [2021-11-13 23:38:37,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:37,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:37,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:38,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 249 states and 503 transitions. [2021-11-13 23:38:38,067 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 503 transitions. [2021-11-13 23:38:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:38,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:38,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:38:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 251 states and 512 transitions. [2021-11-13 23:38:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 512 transitions. [2021-11-13 23:38:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:38:38,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:38,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:38,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:38,985 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:40,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:40,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 255 states and 516 transitions. [2021-11-13 23:38:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 516 transitions. [2021-11-13 23:38:40,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:38:40,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:40,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 256 states and 516 transitions. [2021-11-13 23:38:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 516 transitions. [2021-11-13 23:38:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:38:40,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:40,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:42,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 259 states and 518 transitions. [2021-11-13 23:38:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 518 transitions. [2021-11-13 23:38:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:38:42,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:42,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:38:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 264 states and 522 transitions. [2021-11-13 23:38:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 522 transitions. [2021-11-13 23:38:43,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:43,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:43,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:44,182 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:46,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 268 states and 540 transitions. [2021-11-13 23:38:46,230 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 540 transitions. [2021-11-13 23:38:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:46,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:46,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:46,256 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:47,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:47,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 271 states and 546 transitions. [2021-11-13 23:38:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 546 transitions. [2021-11-13 23:38:47,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:47,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:47,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:47,866 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:48,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:48,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 272 states and 549 transitions. [2021-11-13 23:38:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 549 transitions. [2021-11-13 23:38:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:48,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:48,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 273 states and 551 transitions. [2021-11-13 23:38:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 551 transitions. [2021-11-13 23:38:49,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:49,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:49,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:49,104 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 274 states and 553 transitions. [2021-11-13 23:38:49,826 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 553 transitions. [2021-11-13 23:38:49,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:49,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:49,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:53,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 279 states and 578 transitions. [2021-11-13 23:38:53,135 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 578 transitions. [2021-11-13 23:38:53,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:53,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:53,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:54,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:54,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 282 states and 582 transitions. [2021-11-13 23:38:54,833 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 582 transitions. [2021-11-13 23:38:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:38:54,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:54,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:38:56,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:56,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 285 states and 585 transitions. [2021-11-13 23:38:56,085 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 585 transitions. [2021-11-13 23:38:56,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:56,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:56,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-13 23:38:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 292 states and 594 transitions. [2021-11-13 23:38:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 594 transitions. [2021-11-13 23:38:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:57,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:38:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:38:59,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:38:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 293 states and 594 transitions. [2021-11-13 23:38:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 594 transitions. [2021-11-13 23:38:59,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:38:59,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:38:59,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:38:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:00,275 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 296 states and 598 transitions. [2021-11-13 23:39:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 598 transitions. [2021-11-13 23:39:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:39:01,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:01,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:39:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:03,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 303 states and 607 transitions. [2021-11-13 23:39:03,767 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 607 transitions. [2021-11-13 23:39:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:39:03,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:03,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:03,786 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:39:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:03,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 304 states and 608 transitions. [2021-11-13 23:39:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 608 transitions. [2021-11-13 23:39:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:39:03,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:03,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:03,971 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 307 states and 611 transitions. [2021-11-13 23:39:05,252 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 611 transitions. [2021-11-13 23:39:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:39:05,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:05,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:05,286 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 308 states and 611 transitions. [2021-11-13 23:39:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 611 transitions. [2021-11-13 23:39:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:39:05,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:05,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 309 states and 611 transitions. [2021-11-13 23:39:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 611 transitions. [2021-11-13 23:39:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:39:06,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:06,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:08,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 310 states and 612 transitions. [2021-11-13 23:39:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 612 transitions. [2021-11-13 23:39:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:39:08,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:08,064 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 311 states and 617 transitions. [2021-11-13 23:39:08,491 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 617 transitions. [2021-11-13 23:39:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:39:08,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:08,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:08,609 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:39:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:09,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 312 states and 618 transitions. [2021-11-13 23:39:09,284 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 618 transitions. [2021-11-13 23:39:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:09,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:09,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:09,309 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:10,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 314 states and 620 transitions. [2021-11-13 23:39:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 620 transitions. [2021-11-13 23:39:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:10,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:10,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:10,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:10,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 317 states and 625 transitions. [2021-11-13 23:39:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 625 transitions. [2021-11-13 23:39:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:10,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:10,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 321 states and 644 transitions. [2021-11-13 23:39:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 644 transitions. [2021-11-13 23:39:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:13,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:13,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 324 states and 652 transitions. [2021-11-13 23:39:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 652 transitions. [2021-11-13 23:39:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:15,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:15,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:15,764 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:16,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 327 states and 655 transitions. [2021-11-13 23:39:16,990 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 655 transitions. [2021-11-13 23:39:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:16,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:16,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 332 states and 684 transitions. [2021-11-13 23:39:20,842 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 684 transitions. [2021-11-13 23:39:20,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:20,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:20,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:21,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 333 states and 686 transitions. [2021-11-13 23:39:21,490 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 686 transitions. [2021-11-13 23:39:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:21,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:21,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:21,518 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 336 states and 690 transitions. [2021-11-13 23:39:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 690 transitions. [2021-11-13 23:39:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:23,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:23,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 339 states and 694 transitions. [2021-11-13 23:39:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 694 transitions. [2021-11-13 23:39:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:24,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:24,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:25,091 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:27,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 344 states and 701 transitions. [2021-11-13 23:39:27,015 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 701 transitions. [2021-11-13 23:39:27,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:27,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:27,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:27,032 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:39:28,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 348 states and 711 transitions. [2021-11-13 23:39:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 711 transitions. [2021-11-13 23:39:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:28,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:28,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:29,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 349 states and 711 transitions. [2021-11-13 23:39:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 711 transitions. [2021-11-13 23:39:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:29,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:29,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:29,237 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:39:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 350 states and 712 transitions. [2021-11-13 23:39:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 712 transitions. [2021-11-13 23:39:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:29,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:29,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:29,643 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:39:30,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:30,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 351 states and 714 transitions. [2021-11-13 23:39:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 714 transitions. [2021-11-13 23:39:30,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:39:30,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:30,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:30,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:30,284 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:39:30,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 352 states and 715 transitions. [2021-11-13 23:39:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 715 transitions. [2021-11-13 23:39:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:39:30,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:30,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 355 states and 719 transitions. [2021-11-13 23:39:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 719 transitions. [2021-11-13 23:39:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:39:33,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:33,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:35,300 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 356 states and 719 transitions. [2021-11-13 23:39:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 719 transitions. [2021-11-13 23:39:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:39:35,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:35,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:35,756 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:39:36,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 359 states and 721 transitions. [2021-11-13 23:39:36,652 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 721 transitions. [2021-11-13 23:39:36,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:39:36,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:36,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:36,738 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:39:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 361 states and 723 transitions. [2021-11-13 23:39:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 723 transitions. [2021-11-13 23:39:37,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:37,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:37,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:39,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:39,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 364 states and 724 transitions. [2021-11-13 23:39:39,015 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 724 transitions. [2021-11-13 23:39:39,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:39,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:39,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:39,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 365 states and 724 transitions. [2021-11-13 23:39:39,846 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 724 transitions. [2021-11-13 23:39:39,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:39,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:39,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:39,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:39,881 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 366 states and 724 transitions. [2021-11-13 23:39:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 724 transitions. [2021-11-13 23:39:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:40,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:40,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:41,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 367 states and 724 transitions. [2021-11-13 23:39:41,543 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 724 transitions. [2021-11-13 23:39:41,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:39:41,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:41,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 371 states and 741 transitions. [2021-11-13 23:39:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 741 transitions. [2021-11-13 23:39:43,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:39:43,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:43,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 375 states and 743 transitions. [2021-11-13 23:39:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 743 transitions. [2021-11-13 23:39:46,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:39:46,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:46,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:46,685 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:39:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 379 states and 746 transitions. [2021-11-13 23:39:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 746 transitions. [2021-11-13 23:39:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:39:47,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:47,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:47,985 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-13 23:39:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 386 states and 755 transitions. [2021-11-13 23:39:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 755 transitions. [2021-11-13 23:39:50,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:39:50,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:50,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:39:54,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:54,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 390 states and 776 transitions. [2021-11-13 23:39:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 776 transitions. [2021-11-13 23:39:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:39:54,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:39:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:39:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 395 states and 807 transitions. [2021-11-13 23:39:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 807 transitions. [2021-11-13 23:39:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:39:58,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:39:58,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:39:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:39:58,678 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 398 states and 811 transitions. [2021-11-13 23:40:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 811 transitions. [2021-11-13 23:40:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:00,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:00,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:00,138 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 401 states and 814 transitions. [2021-11-13 23:40:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 814 transitions. [2021-11-13 23:40:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:01,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:01,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:01,640 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 402 states and 816 transitions. [2021-11-13 23:40:02,438 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 816 transitions. [2021-11-13 23:40:02,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:02,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:02,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:02,466 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:04,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:04,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 405 states and 820 transitions. [2021-11-13 23:40:04,651 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 820 transitions. [2021-11-13 23:40:04,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:04,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:04,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 408 states and 828 transitions. [2021-11-13 23:40:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 828 transitions. [2021-11-13 23:40:06,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:06,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:06,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:06,896 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 409 states and 830 transitions. [2021-11-13 23:40:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 830 transitions. [2021-11-13 23:40:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:07,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:07,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 412 states and 835 transitions. [2021-11-13 23:40:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 835 transitions. [2021-11-13 23:40:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:09,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:09,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:09,431 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:40:10,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:10,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 413 states and 836 transitions. [2021-11-13 23:40:10,197 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 836 transitions. [2021-11-13 23:40:10,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:10,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:10,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:10,234 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 418 states and 841 transitions. [2021-11-13 23:40:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 841 transitions. [2021-11-13 23:40:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:40:13,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:13,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:13,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 419 states and 843 transitions. [2021-11-13 23:40:13,906 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 843 transitions. [2021-11-13 23:40:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:40:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:13,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:14,723 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 421 states and 843 transitions. [2021-11-13 23:40:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 843 transitions. [2021-11-13 23:40:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:40:15,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:15,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 91 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:18,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 422 states and 843 transitions. [2021-11-13 23:40:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 843 transitions. [2021-11-13 23:40:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:40:18,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:18,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:22,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:22,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 425 states and 847 transitions. [2021-11-13 23:40:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 847 transitions. [2021-11-13 23:40:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:40:22,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:22,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:22,497 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 431 states and 864 transitions. [2021-11-13 23:40:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 864 transitions. [2021-11-13 23:40:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:40:25,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:25,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:40:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 435 states and 869 transitions. [2021-11-13 23:40:27,415 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 869 transitions. [2021-11-13 23:40:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:27,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:27,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 436 states and 869 transitions. [2021-11-13 23:40:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 869 transitions. [2021-11-13 23:40:28,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:28,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:28,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:28,469 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:29,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 437 states and 869 transitions. [2021-11-13 23:40:29,496 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 869 transitions. [2021-11-13 23:40:29,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:40:29,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:29,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 441 states and 899 transitions. [2021-11-13 23:40:31,712 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 899 transitions. [2021-11-13 23:40:31,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:31,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:31,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:31,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:31,733 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:33,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 445 states and 917 transitions. [2021-11-13 23:40:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 917 transitions. [2021-11-13 23:40:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:33,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:33,489 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 446 states and 917 transitions. [2021-11-13 23:40:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 917 transitions. [2021-11-13 23:40:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:34,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:36,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 449 states and 925 transitions. [2021-11-13 23:40:36,148 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 925 transitions. [2021-11-13 23:40:36,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:36,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:36,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,171 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:40:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:36,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 450 states and 927 transitions. [2021-11-13 23:40:36,654 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 927 transitions. [2021-11-13 23:40:36,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:36,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:36,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:37,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:37,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 452 states and 928 transitions. [2021-11-13 23:40:37,778 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 928 transitions. [2021-11-13 23:40:37,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:37,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:37,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:40:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:40,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 455 states and 931 transitions. [2021-11-13 23:40:40,760 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 931 transitions. [2021-11-13 23:40:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:40,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:40,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:40,796 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:41,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:41,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 456 states and 931 transitions. [2021-11-13 23:40:41,657 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 931 transitions. [2021-11-13 23:40:41,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:41,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:41,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:45,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 460 states and 933 transitions. [2021-11-13 23:40:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 933 transitions. [2021-11-13 23:40:45,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:40:45,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:45,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:40:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:46,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 461 states and 933 transitions. [2021-11-13 23:40:46,140 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 933 transitions. [2021-11-13 23:40:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:40:46,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:46,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:46,857 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 465 states and 953 transitions. [2021-11-13 23:40:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 953 transitions. [2021-11-13 23:40:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:40:50,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:50,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:51,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 468 states and 957 transitions. [2021-11-13 23:40:51,732 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 957 transitions. [2021-11-13 23:40:51,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:40:51,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:51,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:40:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:40:54,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 471 states and 963 transitions. [2021-11-13 23:40:54,400 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 963 transitions. [2021-11-13 23:40:54,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:40:54,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:40:54,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:40:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:40:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 476 states and 1000 transitions. [2021-11-13 23:41:00,010 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1000 transitions. [2021-11-13 23:41:00,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:00,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:00,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:02,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:02,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 479 states and 1005 transitions. [2021-11-13 23:41:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1005 transitions. [2021-11-13 23:41:02,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:02,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:02,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:04,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:04,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 482 states and 1009 transitions. [2021-11-13 23:41:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1009 transitions. [2021-11-13 23:41:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:04,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:04,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:07,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:07,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 485 states and 1016 transitions. [2021-11-13 23:41:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1016 transitions. [2021-11-13 23:41:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:07,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:07,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:08,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 486 states and 1019 transitions. [2021-11-13 23:41:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1019 transitions. [2021-11-13 23:41:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:08,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:08,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:09,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:09,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 487 states and 1021 transitions. [2021-11-13 23:41:09,628 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1021 transitions. [2021-11-13 23:41:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:09,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:09,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:09,664 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:10,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 488 states and 1023 transitions. [2021-11-13 23:41:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1023 transitions. [2021-11-13 23:41:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:10,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:10,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:12,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 491 states and 1027 transitions. [2021-11-13 23:41:12,341 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1027 transitions. [2021-11-13 23:41:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:41:12,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:12,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:12,424 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:41:15,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:15,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 495 states and 1030 transitions. [2021-11-13 23:41:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1030 transitions. [2021-11-13 23:41:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:41:15,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:15,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:41:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 498 states and 1034 transitions. [2021-11-13 23:41:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1034 transitions. [2021-11-13 23:41:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:41:20,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:20,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:23,171 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 120 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:23,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:23,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 499 states and 1034 transitions. [2021-11-13 23:41:23,771 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1034 transitions. [2021-11-13 23:41:23,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:41:23,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:23,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 502 states and 1038 transitions. [2021-11-13 23:41:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1038 transitions. [2021-11-13 23:41:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:41:26,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:26,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:41:29,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 507 states and 1044 transitions. [2021-11-13 23:41:29,115 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1044 transitions. [2021-11-13 23:41:29,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:29,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:29,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:29,181 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 23:41:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:34,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 514 states and 1055 transitions. [2021-11-13 23:41:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1055 transitions. [2021-11-13 23:41:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:34,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:34,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:34,921 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:35,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 515 states and 1055 transitions. [2021-11-13 23:41:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1055 transitions. [2021-11-13 23:41:35,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:35,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:35,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 23:41:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 522 states and 1067 transitions. [2021-11-13 23:41:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1067 transitions. [2021-11-13 23:41:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:42,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:42,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:43,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 523 states and 1067 transitions. [2021-11-13 23:41:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1067 transitions. [2021-11-13 23:41:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:43,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:43,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:45,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 526 states and 1076 transitions. [2021-11-13 23:41:45,765 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1076 transitions. [2021-11-13 23:41:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:45,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:45,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:45,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:46,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:46,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 527 states and 1077 transitions. [2021-11-13 23:41:46,826 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1077 transitions. [2021-11-13 23:41:46,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:41:46,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:46,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 528 states and 1077 transitions. [2021-11-13 23:41:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1077 transitions. [2021-11-13 23:41:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:47,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:47,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-13 23:41:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:49,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 535 states and 1085 transitions. [2021-11-13 23:41:49,767 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1085 transitions. [2021-11-13 23:41:49,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:49,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:49,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:49,866 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-13 23:41:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 543 states and 1093 transitions. [2021-11-13 23:41:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1093 transitions. [2021-11-13 23:41:51,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:51,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:51,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-13 23:41:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 544 states and 1093 transitions. [2021-11-13 23:41:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1093 transitions. [2021-11-13 23:41:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:51,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:51,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:41:55,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:55,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 547 states and 1096 transitions. [2021-11-13 23:41:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1096 transitions. [2021-11-13 23:41:55,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:55,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:55,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 548 states and 1096 transitions. [2021-11-13 23:41:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1096 transitions. [2021-11-13 23:41:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:56,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:56,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:57,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 549 states and 1096 transitions. [2021-11-13 23:41:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1096 transitions. [2021-11-13 23:41:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:41:57,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:57,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:41:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:41:58,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 550 states and 1096 transitions. [2021-11-13 23:41:58,544 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1096 transitions. [2021-11-13 23:41:58,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:41:58,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:41:58,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:41:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:41:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:04,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:04,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 554 states and 1121 transitions. [2021-11-13 23:42:04,626 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1121 transitions. [2021-11-13 23:42:04,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:04,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:04,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:04,662 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:07,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:07,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 557 states and 1125 transitions. [2021-11-13 23:42:07,081 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1125 transitions. [2021-11-13 23:42:07,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:07,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:07,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 560 states and 1133 transitions. [2021-11-13 23:42:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1133 transitions. [2021-11-13 23:42:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:10,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:10,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:10,253 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 561 states and 1135 transitions. [2021-11-13 23:42:11,214 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1135 transitions. [2021-11-13 23:42:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:11,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:11,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:11,252 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 564 states and 1138 transitions. [2021-11-13 23:42:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1138 transitions. [2021-11-13 23:42:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:13,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:13,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 569 states and 1176 transitions. [2021-11-13 23:42:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1176 transitions. [2021-11-13 23:42:20,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:20,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:20,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 572 states and 1180 transitions. [2021-11-13 23:42:23,922 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1180 transitions. [2021-11-13 23:42:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:23,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:23,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:23,954 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:26,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 575 states and 1185 transitions. [2021-11-13 23:42:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1185 transitions. [2021-11-13 23:42:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:26,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:26,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:28,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 578 states and 1190 transitions. [2021-11-13 23:42:28,535 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1190 transitions. [2021-11-13 23:42:28,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:28,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:28,571 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 579 states and 1192 transitions. [2021-11-13 23:42:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1192 transitions. [2021-11-13 23:42:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:29,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:29,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:29,641 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:32,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:32,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 582 states and 1196 transitions. [2021-11-13 23:42:32,001 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1196 transitions. [2021-11-13 23:42:32,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:32,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:32,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:42:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 583 states and 1197 transitions. [2021-11-13 23:42:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1197 transitions. [2021-11-13 23:42:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:33,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:33,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:33,024 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:42:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 586 states and 1196 transitions. [2021-11-13 23:42:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1196 transitions. [2021-11-13 23:42:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:42:35,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:35,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:35,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 587 states and 1202 transitions. [2021-11-13 23:42:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1202 transitions. [2021-11-13 23:42:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:35,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:35,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:39,001 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 153 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:40,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 588 states and 1202 transitions. [2021-11-13 23:42:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1202 transitions. [2021-11-13 23:42:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:40,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:40,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:43,137 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:42:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 591 states and 1206 transitions. [2021-11-13 23:42:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1206 transitions. [2021-11-13 23:42:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:45,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:45,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:50,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 595 states and 1208 transitions. [2021-11-13 23:42:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1208 transitions. [2021-11-13 23:42:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:50,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:50,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 598 states and 1218 transitions. [2021-11-13 23:42:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1218 transitions. [2021-11-13 23:42:54,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:42:54,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:54,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:54,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:42:56,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:56,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 603 states and 1223 transitions. [2021-11-13 23:42:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1223 transitions. [2021-11-13 23:42:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:42:56,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:56,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:58,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:58,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 606 states and 1235 transitions. [2021-11-13 23:42:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1235 transitions. [2021-11-13 23:42:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:42:58,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:58,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:58,313 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:42:59,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:42:59,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 607 states and 1237 transitions. [2021-11-13 23:42:59,461 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1237 transitions. [2021-11-13 23:42:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:42:59,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:42:59,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:42:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:42:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 609 states and 1240 transitions. [2021-11-13 23:43:00,889 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1240 transitions. [2021-11-13 23:43:00,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:00,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:00,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:00,932 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:02,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 610 states and 1240 transitions. [2021-11-13 23:43:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1240 transitions. [2021-11-13 23:43:02,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:02,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:02,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:02,218 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:05,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 614 states and 1244 transitions. [2021-11-13 23:43:05,167 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1244 transitions. [2021-11-13 23:43:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:05,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:05,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:05,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:05,206 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:06,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:06,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 615 states and 1244 transitions. [2021-11-13 23:43:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1244 transitions. [2021-11-13 23:43:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:06,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:43:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 628 states and 1254 transitions. [2021-11-13 23:43:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1254 transitions. [2021-11-13 23:43:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:11,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:11,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:11,962 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:13,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 630 states and 1256 transitions. [2021-11-13 23:43:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1256 transitions. [2021-11-13 23:43:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:13,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:13,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:13,135 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 631 states and 1256 transitions. [2021-11-13 23:43:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1256 transitions. [2021-11-13 23:43:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:43:14,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:14,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:14,291 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:15,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 632 states and 1256 transitions. [2021-11-13 23:43:15,139 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1256 transitions. [2021-11-13 23:43:15,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:43:15,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:15,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:15,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:43:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:20,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 635 states and 1259 transitions. [2021-11-13 23:43:20,614 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1259 transitions. [2021-11-13 23:43:20,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:43:20,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:20,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:43:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 637 states and 1261 transitions. [2021-11-13 23:43:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1261 transitions. [2021-11-13 23:43:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:21,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:21,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:21,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:23,098 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 639 states and 1261 transitions. [2021-11-13 23:43:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1261 transitions. [2021-11-13 23:43:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:24,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:24,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:25,427 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:29,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:29,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 643 states and 1286 transitions. [2021-11-13 23:43:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1286 transitions. [2021-11-13 23:43:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:29,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:29,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:33,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:33,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 646 states and 1293 transitions. [2021-11-13 23:43:33,308 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1293 transitions. [2021-11-13 23:43:33,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:33,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:33,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 649 states and 1298 transitions. [2021-11-13 23:43:36,086 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1298 transitions. [2021-11-13 23:43:36,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:36,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:36,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:37,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 650 states and 1301 transitions. [2021-11-13 23:43:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1301 transitions. [2021-11-13 23:43:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:37,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:37,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 651 states and 1303 transitions. [2021-11-13 23:43:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1303 transitions. [2021-11-13 23:43:38,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:38,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:38,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:41,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:41,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 654 states and 1307 transitions. [2021-11-13 23:43:41,181 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1307 transitions. [2021-11-13 23:43:41,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:41,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:41,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:41,218 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 657 states and 1310 transitions. [2021-11-13 23:43:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1310 transitions. [2021-11-13 23:43:44,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:44,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:44,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:47,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:47,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 660 states and 1316 transitions. [2021-11-13 23:43:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1316 transitions. [2021-11-13 23:43:47,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:47,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:47,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:43:50,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 663 states and 1320 transitions. [2021-11-13 23:43:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1320 transitions. [2021-11-13 23:43:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:50,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:50,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:52,159 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:43:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:43:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 668 states and 1363 transitions. [2021-11-13 23:43:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1363 transitions. [2021-11-13 23:43:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:43:59,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:43:59,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:43:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:43:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:03,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 671 states and 1367 transitions. [2021-11-13 23:44:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1367 transitions. [2021-11-13 23:44:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:44:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:03,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:03,179 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 674 states and 1372 transitions. [2021-11-13 23:44:06,096 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1372 transitions. [2021-11-13 23:44:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:44:06,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:06,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:06,149 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:07,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 675 states and 1372 transitions. [2021-11-13 23:44:07,600 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1372 transitions. [2021-11-13 23:44:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:44:07,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:07,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 676 states and 1372 transitions. [2021-11-13 23:44:09,338 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1372 transitions. [2021-11-13 23:44:09,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:44:09,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:09,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:10,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 677 states and 1372 transitions. [2021-11-13 23:44:10,805 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1372 transitions. [2021-11-13 23:44:10,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:44:10,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:10,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:14,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:14,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 681 states and 1393 transitions. [2021-11-13 23:44:14,786 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1393 transitions. [2021-11-13 23:44:14,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:14,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:14,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:19,570 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 190 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:21,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 682 states and 1393 transitions. [2021-11-13 23:44:21,198 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1393 transitions. [2021-11-13 23:44:21,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:21,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:21,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:44:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:28,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 685 states and 1397 transitions. [2021-11-13 23:44:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1397 transitions. [2021-11-13 23:44:28,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:28,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:28,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:28,498 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-13 23:44:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 692 states and 1409 transitions. [2021-11-13 23:44:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1409 transitions. [2021-11-13 23:44:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:34,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:34,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:38,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:38,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 695 states and 1419 transitions. [2021-11-13 23:44:38,886 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1419 transitions. [2021-11-13 23:44:38,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:38,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:38,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:43,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:43,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 698 states and 1421 transitions. [2021-11-13 23:44:43,323 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1421 transitions. [2021-11-13 23:44:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:43,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:44:45,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:45,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 703 states and 1427 transitions. [2021-11-13 23:44:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1427 transitions. [2021-11-13 23:44:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:45,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:45,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:45,882 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:47,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 704 states and 1427 transitions. [2021-11-13 23:44:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1427 transitions. [2021-11-13 23:44:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:44:47,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:47,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:47,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:44:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:51,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 708 states and 1431 transitions. [2021-11-13 23:44:51,282 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1431 transitions. [2021-11-13 23:44:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:51,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:51,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-13 23:44:53,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:53,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 715 states and 1439 transitions. [2021-11-13 23:44:53,898 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1439 transitions. [2021-11-13 23:44:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:53,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:53,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-13 23:44:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 716 states and 1440 transitions. [2021-11-13 23:44:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1440 transitions. [2021-11-13 23:44:55,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:55,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:55,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:56,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:56,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 717 states and 1440 transitions. [2021-11-13 23:44:56,719 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1440 transitions. [2021-11-13 23:44:56,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:56,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:56,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:44:57,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:57,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 718 states and 1441 transitions. [2021-11-13 23:44:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1441 transitions. [2021-11-13 23:44:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:57,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:57,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:44:58,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:44:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 719 states and 1441 transitions. [2021-11-13 23:44:58,945 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1441 transitions. [2021-11-13 23:44:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:44:58,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:44:58,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:44:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:44:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 724 states and 1446 transitions. [2021-11-13 23:45:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1446 transitions. [2021-11-13 23:45:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:45:03,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:03,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:03,646 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 725 states and 1448 transitions. [2021-11-13 23:45:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1448 transitions. [2021-11-13 23:45:04,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:45:04,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:04,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:06,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 726 states and 1450 transitions. [2021-11-13 23:45:06,146 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1450 transitions. [2021-11-13 23:45:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:06,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:06,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:06,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:08,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 727 states and 1450 transitions. [2021-11-13 23:45:08,370 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1450 transitions. [2021-11-13 23:45:08,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:08,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:08,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:45:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 730 states and 1454 transitions. [2021-11-13 23:45:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1454 transitions. [2021-11-13 23:45:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:14,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:14,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:14,424 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:17,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 733 states and 1457 transitions. [2021-11-13 23:45:17,692 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1457 transitions. [2021-11-13 23:45:17,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:17,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:17,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:45:18,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 736 states and 1459 transitions. [2021-11-13 23:45:18,821 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1459 transitions. [2021-11-13 23:45:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:45:18,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:18,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-13 23:45:21,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:21,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 740 states and 1464 transitions. [2021-11-13 23:45:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1464 transitions. [2021-11-13 23:45:21,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:21,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:21,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:29,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 744 states and 1495 transitions. [2021-11-13 23:45:29,020 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1495 transitions. [2021-11-13 23:45:29,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:29,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:29,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:45:37,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 749 states and 1539 transitions. [2021-11-13 23:45:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1539 transitions. [2021-11-13 23:45:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:37,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:37,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:41,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 752 states and 1543 transitions. [2021-11-13 23:45:41,527 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1543 transitions. [2021-11-13 23:45:41,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:41,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:41,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:41,561 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:44,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:44,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 755 states and 1547 transitions. [2021-11-13 23:45:44,365 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1547 transitions. [2021-11-13 23:45:44,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:44,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:44,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:44,397 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 758 states and 1552 transitions. [2021-11-13 23:45:47,401 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1552 transitions. [2021-11-13 23:45:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:47,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:47,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:50,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 761 states and 1556 transitions. [2021-11-13 23:45:50,090 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1556 transitions. [2021-11-13 23:45:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:50,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:50,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:50,137 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:53,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 764 states and 1561 transitions. [2021-11-13 23:45:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1561 transitions. [2021-11-13 23:45:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:53,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:53,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:53,103 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 767 states and 1564 transitions. [2021-11-13 23:45:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1564 transitions. [2021-11-13 23:45:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:55,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:55,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:55,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:45:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:45:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 770 states and 1568 transitions. [2021-11-13 23:45:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1568 transitions. [2021-11-13 23:45:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:45:58,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:45:58,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:45:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:45:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:03,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 773 states and 1574 transitions. [2021-11-13 23:46:03,278 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1574 transitions. [2021-11-13 23:46:03,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:03,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:03,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:03,313 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 774 states and 1576 transitions. [2021-11-13 23:46:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1576 transitions. [2021-11-13 23:46:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:04,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:04,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:04,713 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 777 states and 1581 transitions. [2021-11-13 23:46:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1581 transitions. [2021-11-13 23:46:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:07,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:07,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:09,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:09,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 778 states and 1583 transitions. [2021-11-13 23:46:09,040 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1583 transitions. [2021-11-13 23:46:09,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:09,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:09,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:09,058 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:46:09,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 778 states and 1582 transitions. [2021-11-13 23:46:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1582 transitions. [2021-11-13 23:46:09,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:09,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:09,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:11,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 779 states and 1582 transitions. [2021-11-13 23:46:11,460 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1582 transitions. [2021-11-13 23:46:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:11,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:11,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:13,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:13,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 780 states and 1582 transitions. [2021-11-13 23:46:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1582 transitions. [2021-11-13 23:46:13,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:46:13,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:13,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:17,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 784 states and 1616 transitions. [2021-11-13 23:46:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1616 transitions. [2021-11-13 23:46:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:17,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:17,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 786 states and 1618 transitions. [2021-11-13 23:46:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1618 transitions. [2021-11-13 23:46:18,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:18,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:18,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:18,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:19,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:19,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 787 states and 1620 transitions. [2021-11-13 23:46:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1620 transitions. [2021-11-13 23:46:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:19,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:19,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:25,768 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 231 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:27,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 788 states and 1620 transitions. [2021-11-13 23:46:27,429 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1620 transitions. [2021-11-13 23:46:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:27,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:27,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:27,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:32,799 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:46:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:36,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 791 states and 1624 transitions. [2021-11-13 23:46:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1624 transitions. [2021-11-13 23:46:36,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:36,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:36,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:37,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 791 states and 1622 transitions. [2021-11-13 23:46:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1622 transitions. [2021-11-13 23:46:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:37,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:37,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:38,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 791 states and 1621 transitions. [2021-11-13 23:46:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1621 transitions. [2021-11-13 23:46:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:38,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:38,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:38,274 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 791 states and 1620 transitions. [2021-11-13 23:46:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1620 transitions. [2021-11-13 23:46:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:38,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:38,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:46:40,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:40,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 793 states and 1620 transitions. [2021-11-13 23:46:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1620 transitions. [2021-11-13 23:46:40,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:40,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:40,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:41,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:41,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 796 states and 1622 transitions. [2021-11-13 23:46:41,426 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1622 transitions. [2021-11-13 23:46:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:41,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:41,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:46:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 800 states and 1638 transitions. [2021-11-13 23:46:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1638 transitions. [2021-11-13 23:46:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:44,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:46,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:46,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 801 states and 1638 transitions. [2021-11-13 23:46:46,495 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1638 transitions. [2021-11-13 23:46:46,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:46,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:46,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:46:51,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:51,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 804 states and 1641 transitions. [2021-11-13 23:46:51,620 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1641 transitions. [2021-11-13 23:46:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:51,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:51,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:46:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:46:53,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 805 states and 1641 transitions. [2021-11-13 23:46:53,354 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1641 transitions. [2021-11-13 23:46:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:46:53,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:46:53,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:46:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:46:54,169 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:00,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 809 states and 1643 transitions. [2021-11-13 23:47:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1643 transitions. [2021-11-13 23:47:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:47:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:00,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:01,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:01,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 810 states and 1643 transitions. [2021-11-13 23:47:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1643 transitions. [2021-11-13 23:47:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:01,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-13 23:47:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 813 states and 1645 transitions. [2021-11-13 23:47:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1645 transitions. [2021-11-13 23:47:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:05,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:05,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:05,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:07,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 814 states and 1645 transitions. [2021-11-13 23:47:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1645 transitions. [2021-11-13 23:47:07,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:07,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:07,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:08,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:08,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 815 states and 1645 transitions. [2021-11-13 23:47:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1645 transitions. [2021-11-13 23:47:08,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:08,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:08,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:47:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 818 states and 1647 transitions. [2021-11-13 23:47:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1647 transitions. [2021-11-13 23:47:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:47:11,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:11,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-13 23:47:13,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:13,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 819 states and 1648 transitions. [2021-11-13 23:47:13,088 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1648 transitions. [2021-11-13 23:47:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:47:13,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:13,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:13,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:47:20,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:20,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 822 states and 1651 transitions. [2021-11-13 23:47:20,319 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1651 transitions. [2021-11-13 23:47:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:47:20,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:20,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 825 states and 1656 transitions. [2021-11-13 23:47:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1656 transitions. [2021-11-13 23:47:24,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:47:24,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:24,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:47:26,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 829 states and 1660 transitions. [2021-11-13 23:47:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1660 transitions. [2021-11-13 23:47:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:26,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:26,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:33,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 833 states and 1689 transitions. [2021-11-13 23:47:33,597 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1689 transitions. [2021-11-13 23:47:33,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:33,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:33,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:33,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:33,632 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:36,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:36,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 836 states and 1694 transitions. [2021-11-13 23:47:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1694 transitions. [2021-11-13 23:47:36,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:36,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:36,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:40,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 839 states and 1699 transitions. [2021-11-13 23:47:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1699 transitions. [2021-11-13 23:47:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:40,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:40,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:40,456 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:47:45,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 842 states and 1705 transitions. [2021-11-13 23:47:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1705 transitions. [2021-11-13 23:47:45,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:45,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:45,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:47:55,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:47:55,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 847 states and 1753 transitions. [2021-11-13 23:47:55,777 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1753 transitions. [2021-11-13 23:47:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:47:55,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:47:55,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:47:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:47:55,812 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 850 states and 1760 transitions. [2021-11-13 23:48:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1760 transitions. [2021-11-13 23:48:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:00,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:00,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:05,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 853 states and 1764 transitions. [2021-11-13 23:48:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1764 transitions. [2021-11-13 23:48:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:05,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:05,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:05,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 856 states and 1768 transitions. [2021-11-13 23:48:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1768 transitions. [2021-11-13 23:48:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:08,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:08,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 859 states and 1773 transitions. [2021-11-13 23:48:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1773 transitions. [2021-11-13 23:48:12,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:12,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:12,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:15,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:15,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 862 states and 1776 transitions. [2021-11-13 23:48:15,860 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1776 transitions. [2021-11-13 23:48:15,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:15,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:15,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:15,896 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 865 states and 1780 transitions. [2021-11-13 23:48:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1780 transitions. [2021-11-13 23:48:19,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:19,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:19,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:19,304 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:20,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 866 states and 1782 transitions. [2021-11-13 23:48:20,824 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1782 transitions. [2021-11-13 23:48:20,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:20,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:20,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:22,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:22,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 867 states and 1785 transitions. [2021-11-13 23:48:22,551 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1785 transitions. [2021-11-13 23:48:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:22,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:22,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 870 states and 1789 transitions. [2021-11-13 23:48:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1789 transitions. [2021-11-13 23:48:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:26,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:26,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:26,084 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:48:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 871 states and 1791 transitions. [2021-11-13 23:48:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1791 transitions. [2021-11-13 23:48:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:27,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:27,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:28,026 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:48:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:31,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 874 states and 1799 transitions. [2021-11-13 23:48:31,118 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1799 transitions. [2021-11-13 23:48:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:31,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:31,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-13 23:48:38,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:48:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 881 states and 1810 transitions. [2021-11-13 23:48:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1810 transitions. [2021-11-13 23:48:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:48:38,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:48:38,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:48:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:48:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.