./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:18:43,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:18:43,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:18:43,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:18:43,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:18:43,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:18:43,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:18:43,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:18:43,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:18:43,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:18:43,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:18:43,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:18:43,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:18:43,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:18:43,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:18:43,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:18:43,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:18:43,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:18:43,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:18:43,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:18:43,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:18:43,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:18:43,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:18:43,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:18:43,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:18:43,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:18:43,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:18:43,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:18:43,465 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:18:43,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:18:43,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:18:43,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:18:43,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:18:43,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:18:43,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:18:43,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:18:43,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:18:43,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:18:43,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:18:43,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:18:43,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:18:43,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:18:43,525 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:18:43,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:18:43,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:18:43,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:18:43,527 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:18:43,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:18:43,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:18:43,528 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:18:43,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:18:43,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:18:43,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:18:43,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:18:43,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:18:43,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:18:43,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:18:43,530 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:18:43,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:18:43,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:18:43,531 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:18:43,531 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:18:43,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:18:43,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:18:43,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:18:43,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:18:43,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:18:43,532 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:18:43,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:18:43,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:18:43,533 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_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 339ae17141354782861ad14ce1f1515b53735bca35311ebbaf6a68a6022f4172 [2021-11-23 01:18:43,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:18:43,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:18:43,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:18:43,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:18:43,852 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:18:43,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 01:18:43,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/data/a9d8d397a/a4ebf38410df48189693f9da729e1d4d/FLAGa99f7349e [2021-11-23 01:18:44,668 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:18:44,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c [2021-11-23 01:18:44,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/data/a9d8d397a/a4ebf38410df48189693f9da729e1d4d/FLAGa99f7349e [2021-11-23 01:18:44,857 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/data/a9d8d397a/a4ebf38410df48189693f9da729e1d4d [2021-11-23 01:18:44,859 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:18:44,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:18:44,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:18:44,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:18:44,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:18:44,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:18:44" (1/1) ... [2021-11-23 01:18:44,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1caf6173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:44, skipping insertion in model container [2021-11-23 01:18:44,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:18:44" (1/1) ... [2021-11-23 01:18:44,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:18:44,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:18:45,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 01:18:45,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:18:45,685 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:18:45,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/sv-benchmarks/c/product-lines/elevator_spec9_product28.cil.c[73050,73063] [2021-11-23 01:18:45,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:18:45,902 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:18:45,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45 WrapperNode [2021-11-23 01:18:45,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:18:45,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:18:45,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:18:45,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:18:45,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:45,959 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,024 INFO L137 Inliner]: procedures = 97, calls = 345, calls flagged for inlining = 27, calls inlined = 23, statements flattened = 1131 [2021-11-23 01:18:46,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:18:46,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:18:46,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:18:46,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:18:46,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,035 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:18:46,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:18:46,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:18:46,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:18:46,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:18:45" (1/1) ... [2021-11-23 01:18:46,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:18:46,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:18:46,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:18:46,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7205d0aa-7c52-49a0-84f3-1897cd859d8c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:18:46,194 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2021-11-23 01:18:46,194 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2021-11-23 01:18:46,194 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2021-11-23 01:18:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2021-11-23 01:18:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2021-11-23 01:18:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2021-11-23 01:18:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:18:46,196 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:18:46,196 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2021-11-23 01:18:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2021-11-23 01:18:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2021-11-23 01:18:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2021-11-23 01:18:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2021-11-23 01:18:46,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2021-11-23 01:18:46,197 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2021-11-23 01:18:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2021-11-23 01:18:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2021-11-23 01:18:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2021-11-23 01:18:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:18:46,198 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2021-11-23 01:18:46,198 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2021-11-23 01:18:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2021-11-23 01:18:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2021-11-23 01:18:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2021-11-23 01:18:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2021-11-23 01:18:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:18:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:18:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2021-11-23 01:18:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2021-11-23 01:18:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-11-23 01:18:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-11-23 01:18:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2021-11-23 01:18:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2021-11-23 01:18:46,201 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2021-11-23 01:18:46,201 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2021-11-23 01:18:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 01:18:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2021-11-23 01:18:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2021-11-23 01:18:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2021-11-23 01:18:46,202 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2021-11-23 01:18:46,202 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2021-11-23 01:18:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2021-11-23 01:18:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2021-11-23 01:18:46,203 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2021-11-23 01:18:46,203 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2021-11-23 01:18:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2021-11-23 01:18:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2021-11-23 01:18:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:18:46,204 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2021-11-23 01:18:46,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2021-11-23 01:18:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:18:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:18:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2021-11-23 01:18:46,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2021-11-23 01:18:46,205 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2021-11-23 01:18:46,206 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2021-11-23 01:18:46,427 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:18:46,435 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:18:47,510 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:18:48,193 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:18:48,194 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:18:48,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:18:48 BoogieIcfgContainer [2021-11-23 01:18:48,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:18:48,201 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:18:48,201 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:18:48,212 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:18:48,212 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:18:48" (1/1) ... [2021-11-23 01:18:48,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:18:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 378 states and 595 transitions. [2021-11-23 01:18:48,338 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 595 transitions. [2021-11-23 01:18:48,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:18:48,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:48,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:48,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 377 states and 588 transitions. [2021-11-23 01:18:48,971 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 588 transitions. [2021-11-23 01:18:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:18:48,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:48,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:49,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 390 states and 616 transitions. [2021-11-23 01:18:49,381 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 616 transitions. [2021-11-23 01:18:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:18:49,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 393 states and 620 transitions. [2021-11-23 01:18:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 620 transitions. [2021-11-23 01:18:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:18:49,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:49,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 396 states and 624 transitions. [2021-11-23 01:18:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 624 transitions. [2021-11-23 01:18:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:18:49,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:49,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:50,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 398 states and 627 transitions. [2021-11-23 01:18:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 627 transitions. [2021-11-23 01:18:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:18:50,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 400 states and 630 transitions. [2021-11-23 01:18:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 630 transitions. [2021-11-23 01:18:50,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:18:50,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:50,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 402 states and 633 transitions. [2021-11-23 01:18:50,377 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 633 transitions. [2021-11-23 01:18:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:18:50,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 404 states and 636 transitions. [2021-11-23 01:18:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 636 transitions. [2021-11-23 01:18:50,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:18:50,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:50,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 405 states and 636 transitions. [2021-11-23 01:18:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 636 transitions. [2021-11-23 01:18:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:18:50,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 410 states and 651 transitions. [2021-11-23 01:18:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 651 transitions. [2021-11-23 01:18:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:18:50,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 411 states and 652 transitions. [2021-11-23 01:18:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 652 transitions. [2021-11-23 01:18:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:18:50,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 414 states and 656 transitions. [2021-11-23 01:18:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 656 transitions. [2021-11-23 01:18:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:18:51,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:18:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 415 states and 657 transitions. [2021-11-23 01:18:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 657 transitions. [2021-11-23 01:18:51,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:18:51,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 418 states and 661 transitions. [2021-11-23 01:18:51,343 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 661 transitions. [2021-11-23 01:18:51,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:18:51,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 419 states and 662 transitions. [2021-11-23 01:18:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 662 transitions. [2021-11-23 01:18:51,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:18:51,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:18:51,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 422 states and 666 transitions. [2021-11-23 01:18:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 666 transitions. [2021-11-23 01:18:51,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:18:51,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:51,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 443 states and 718 transitions. [2021-11-23 01:18:51,911 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 718 transitions. [2021-11-23 01:18:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:18:51,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:51,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:51,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:18:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 444 states and 719 transitions. [2021-11-23 01:18:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 719 transitions. [2021-11-23 01:18:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:18:52,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:18:52,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 445 states and 720 transitions. [2021-11-23 01:18:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 720 transitions. [2021-11-23 01:18:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:18:52,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,289 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:18:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 447 states and 722 transitions. [2021-11-23 01:18:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 722 transitions. [2021-11-23 01:18:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:18:52,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,446 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:18:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 450 states and 726 transitions. [2021-11-23 01:18:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 726 transitions. [2021-11-23 01:18:52,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:18:52,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:18:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 453 states and 730 transitions. [2021-11-23 01:18:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 730 transitions. [2021-11-23 01:18:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:18:52,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:18:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 454 states and 731 transitions. [2021-11-23 01:18:52,794 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 731 transitions. [2021-11-23 01:18:52,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:18:52,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:18:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 456 states and 734 transitions. [2021-11-23 01:18:52,948 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 734 transitions. [2021-11-23 01:18:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:18:52,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:18:53,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:53,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 458 states and 737 transitions. [2021-11-23 01:18:53,118 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 737 transitions. [2021-11-23 01:18:53,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:18:53,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:53,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:53,298 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:18:54,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 471 states and 765 transitions. [2021-11-23 01:18:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 765 transitions. [2021-11-23 01:18:54,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:18:54,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:54,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:18:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 473 states and 768 transitions. [2021-11-23 01:18:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 768 transitions. [2021-11-23 01:18:54,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:18:54,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:54,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:18:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 496 states and 827 transitions. [2021-11-23 01:18:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 827 transitions. [2021-11-23 01:18:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:18:56,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:56,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:56,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:18:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:56,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 496 states and 826 transitions. [2021-11-23 01:18:56,344 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 826 transitions. [2021-11-23 01:18:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:18:56,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:56,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:56,703 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:18:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 511 states and 867 transitions. [2021-11-23 01:18:59,814 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 867 transitions. [2021-11-23 01:18:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:18:59,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:59,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:59,933 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:18:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 513 states and 870 transitions. [2021-11-23 01:18:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 870 transitions. [2021-11-23 01:18:59,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:18:59,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:19:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 514 states and 870 transitions. [2021-11-23 01:19:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 870 transitions. [2021-11-23 01:19:00,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:19:00,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:00,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:00,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 517 states and 874 transitions. [2021-11-23 01:19:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 874 transitions. [2021-11-23 01:19:00,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:19:00,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:00,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:00,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:00,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 526 states and 893 transitions. [2021-11-23 01:19:00,983 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 893 transitions. [2021-11-23 01:19:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:19:00,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:00,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:01,097 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:01,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:01,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 527 states and 894 transitions. [2021-11-23 01:19:01,125 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 894 transitions. [2021-11-23 01:19:01,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:19:01,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:01,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:01,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:02,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:02,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 537 states and 914 transitions. [2021-11-23 01:19:02,117 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 914 transitions. [2021-11-23 01:19:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:19:02,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:02,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:02,203 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 540 states and 920 transitions. [2021-11-23 01:19:02,491 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 920 transitions. [2021-11-23 01:19:02,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:19:02,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:02,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:02,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 549 states and 937 transitions. [2021-11-23 01:19:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 937 transitions. [2021-11-23 01:19:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:19:02,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:02,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 554 states and 950 transitions. [2021-11-23 01:19:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 950 transitions. [2021-11-23 01:19:03,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:19:03,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:03,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 557 states and 954 transitions. [2021-11-23 01:19:03,306 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 954 transitions. [2021-11-23 01:19:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:19:03,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 560 states and 958 transitions. [2021-11-23 01:19:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 958 transitions. [2021-11-23 01:19:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:19:03,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 563 states and 962 transitions. [2021-11-23 01:19:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 962 transitions. [2021-11-23 01:19:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:19:03,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 566 states and 966 transitions. [2021-11-23 01:19:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 966 transitions. [2021-11-23 01:19:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:19:03,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:04,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:04,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 577 states and 987 transitions. [2021-11-23 01:19:04,837 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 987 transitions. [2021-11-23 01:19:04,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:19:04,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:04,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 589 states and 1009 transitions. [2021-11-23 01:19:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1009 transitions. [2021-11-23 01:19:06,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:06,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:06,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:07,744 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:16,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 613 states and 1069 transitions. [2021-11-23 01:19:16,216 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1069 transitions. [2021-11-23 01:19:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:19:16,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:16,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 623 states and 1104 transitions. [2021-11-23 01:19:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1104 transitions. [2021-11-23 01:19:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:19:21,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:21,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:24,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:24,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 636 states and 1131 transitions. [2021-11-23 01:19:24,984 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1131 transitions. [2021-11-23 01:19:24,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:19:24,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:24,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:25,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:25,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 636 states and 1130 transitions. [2021-11-23 01:19:25,407 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1130 transitions. [2021-11-23 01:19:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:19:25,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:25,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:26,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:26,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 636 states and 1129 transitions. [2021-11-23 01:19:26,007 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1129 transitions. [2021-11-23 01:19:26,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:26,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:26,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:26,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:19:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:26,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 634 states and 1125 transitions. [2021-11-23 01:19:26,912 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1125 transitions. [2021-11-23 01:19:26,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:19:26,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:26,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:27,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 636 states and 1133 transitions. [2021-11-23 01:19:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1133 transitions. [2021-11-23 01:19:27,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:19:27,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:27,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:27,670 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 638 states and 1139 transitions. [2021-11-23 01:19:27,706 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1139 transitions. [2021-11-23 01:19:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:27,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:27,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:27,786 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:19:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 643 states and 1147 transitions. [2021-11-23 01:19:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1147 transitions. [2021-11-23 01:19:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:19:28,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:28,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:28,374 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 654 states and 1174 transitions. [2021-11-23 01:19:29,427 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1174 transitions. [2021-11-23 01:19:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:29,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:19:29,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 656 states and 1177 transitions. [2021-11-23 01:19:29,551 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1177 transitions. [2021-11-23 01:19:29,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:19:29,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 658 states and 1180 transitions. [2021-11-23 01:19:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1180 transitions. [2021-11-23 01:19:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:19:29,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:29,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 660 states and 1183 transitions. [2021-11-23 01:19:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1183 transitions. [2021-11-23 01:19:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:29,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:29,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,014 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:19:30,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:30,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 663 states and 1187 transitions. [2021-11-23 01:19:30,053 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1187 transitions. [2021-11-23 01:19:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:19:30,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:30,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 670 states and 1204 transitions. [2021-11-23 01:19:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1204 transitions. [2021-11-23 01:19:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:19:31,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:31,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 674 states and 1213 transitions. [2021-11-23 01:19:31,843 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1213 transitions. [2021-11-23 01:19:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:31,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:31,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 676 states and 1218 transitions. [2021-11-23 01:19:31,960 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1218 transitions. [2021-11-23 01:19:31,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:31,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 678 states and 1222 transitions. [2021-11-23 01:19:32,077 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1222 transitions. [2021-11-23 01:19:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:19:32,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 680 states and 1225 transitions. [2021-11-23 01:19:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1225 transitions. [2021-11-23 01:19:32,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:19:32,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,307 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:19:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 681 states and 1226 transitions. [2021-11-23 01:19:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1226 transitions. [2021-11-23 01:19:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:19:32,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:32,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 688 states and 1243 transitions. [2021-11-23 01:19:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1243 transitions. [2021-11-23 01:19:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:19:33,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,746 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:33,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 691 states and 1254 transitions. [2021-11-23 01:19:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1254 transitions. [2021-11-23 01:19:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:19:33,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,867 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 693 states and 1259 transitions. [2021-11-23 01:19:34,377 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1259 transitions. [2021-11-23 01:19:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:19:34,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 694 states and 1262 transitions. [2021-11-23 01:19:34,502 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1262 transitions. [2021-11-23 01:19:34,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:19:34,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:19:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 695 states and 1262 transitions. [2021-11-23 01:19:34,622 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1262 transitions. [2021-11-23 01:19:34,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:34,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:34,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 697 states and 1265 transitions. [2021-11-23 01:19:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1265 transitions. [2021-11-23 01:19:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:19:34,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:34,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 698 states and 1265 transitions. [2021-11-23 01:19:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1265 transitions. [2021-11-23 01:19:35,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:19:35,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:35,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 705 states and 1282 transitions. [2021-11-23 01:19:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1282 transitions. [2021-11-23 01:19:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:19:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 724 states and 1334 transitions. [2021-11-23 01:19:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1334 transitions. [2021-11-23 01:19:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:19:49,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:49,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:49,196 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:49,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:49,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 726 states and 1343 transitions. [2021-11-23 01:19:49,249 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1343 transitions. [2021-11-23 01:19:49,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:49,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:49,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:50,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:50,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 728 states and 1349 transitions. [2021-11-23 01:19:50,187 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1349 transitions. [2021-11-23 01:19:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:50,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:50,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 730 states and 1355 transitions. [2021-11-23 01:19:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1355 transitions. [2021-11-23 01:19:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:19:50,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:50,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:19:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 738 states and 1374 transitions. [2021-11-23 01:19:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1374 transitions. [2021-11-23 01:19:50,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:50,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:50,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:50,964 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:19:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 743 states and 1389 transitions. [2021-11-23 01:19:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1389 transitions. [2021-11-23 01:19:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:19:51,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:51,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:19:51,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:51,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 748 states and 1404 transitions. [2021-11-23 01:19:51,199 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1404 transitions. [2021-11-23 01:19:51,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:19:51,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:51,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:53,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 751 states and 1410 transitions. [2021-11-23 01:19:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1410 transitions. [2021-11-23 01:19:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:19:53,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:53,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:53,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 758 states and 1425 transitions. [2021-11-23 01:19:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1425 transitions. [2021-11-23 01:19:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:19:56,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:56,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:56,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 760 states and 1430 transitions. [2021-11-23 01:19:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1430 transitions. [2021-11-23 01:19:56,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:19:56,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:56,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:56,880 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:58,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 765 states and 1441 transitions. [2021-11-23 01:19:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1441 transitions. [2021-11-23 01:19:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:19:58,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:19:58,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 766 states and 1444 transitions. [2021-11-23 01:19:58,153 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1444 transitions. [2021-11-23 01:19:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:19:58,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,231 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:19:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 767 states and 1445 transitions. [2021-11-23 01:19:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1445 transitions. [2021-11-23 01:19:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 01:19:58,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 01:19:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 769 states and 1447 transitions. [2021-11-23 01:19:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1447 transitions. [2021-11-23 01:19:58,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:19:58,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:19:58,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 770 states and 1448 transitions. [2021-11-23 01:19:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1448 transitions. [2021-11-23 01:19:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:19:58,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:58,648 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 773 states and 1460 transitions. [2021-11-23 01:19:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1460 transitions. [2021-11-23 01:19:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:19:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 774 states and 1467 transitions. [2021-11-23 01:19:59,119 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1467 transitions. [2021-11-23 01:19:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:19:59,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:59,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:59,391 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:19:59,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 776 states and 1471 transitions. [2021-11-23 01:19:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1471 transitions. [2021-11-23 01:19:59,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:19:59,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:59,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:59,946 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:20:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 777 states and 1472 transitions. [2021-11-23 01:20:00,169 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1472 transitions. [2021-11-23 01:20:00,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:20:00,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:00,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,227 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:02,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 785 states and 1492 transitions. [2021-11-23 01:20:02,228 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1492 transitions. [2021-11-23 01:20:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:20:02,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:02,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:20:04,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 793 states and 1512 transitions. [2021-11-23 01:20:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1512 transitions. [2021-11-23 01:20:04,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:20:04,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:04,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:20:25,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 823 states and 1620 transitions. [2021-11-23 01:20:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1620 transitions. [2021-11-23 01:20:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:20:25,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:25,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 837 states and 1655 transitions. [2021-11-23 01:20:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1655 transitions. [2021-11-23 01:20:32,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:20:32,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:32,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:32,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:20:33,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:33,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 837 states and 1653 transitions. [2021-11-23 01:20:33,870 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1653 transitions. [2021-11-23 01:20:33,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:20:33,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:33,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:33,953 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:20:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 841 states and 1660 transitions. [2021-11-23 01:20:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1660 transitions. [2021-11-23 01:20:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:20:34,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:34,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:34,891 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:20:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 837 states and 1651 transitions. [2021-11-23 01:20:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1651 transitions. [2021-11-23 01:20:35,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:35,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:35,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 845 states and 1673 transitions. [2021-11-23 01:20:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1673 transitions. [2021-11-23 01:20:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:39,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:39,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 849 states and 1689 transitions. [2021-11-23 01:20:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1689 transitions. [2021-11-23 01:20:41,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:20:41,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:20:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 853 states and 1694 transitions. [2021-11-23 01:20:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1694 transitions. [2021-11-23 01:20:41,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:41,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:20:41,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 856 states and 1698 transitions. [2021-11-23 01:20:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1698 transitions. [2021-11-23 01:20:41,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:20:41,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,379 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:20:41,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 859 states and 1702 transitions. [2021-11-23 01:20:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1702 transitions. [2021-11-23 01:20:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:20:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,494 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 867 states and 1724 transitions. [2021-11-23 01:20:45,116 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1724 transitions. [2021-11-23 01:20:45,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:20:45,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 871 states and 1741 transitions. [2021-11-23 01:20:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1741 transitions. [2021-11-23 01:20:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:20:47,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:20:47,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 887 states and 1772 transitions. [2021-11-23 01:20:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1772 transitions. [2021-11-23 01:20:47,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:20:47,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:20:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 888 states and 1773 transitions. [2021-11-23 01:20:47,616 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1773 transitions. [2021-11-23 01:20:47,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:20:47,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:20:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 889 states and 1774 transitions. [2021-11-23 01:20:47,704 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1774 transitions. [2021-11-23 01:20:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:20:47,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 897 states and 1796 transitions. [2021-11-23 01:20:51,098 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1796 transitions. [2021-11-23 01:20:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:20:51,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:20:53,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:53,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 901 states and 1813 transitions. [2021-11-23 01:20:53,182 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1813 transitions. [2021-11-23 01:20:53,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:53,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:53,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:20:54,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:54,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 906 states and 1831 transitions. [2021-11-23 01:20:54,440 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1831 transitions. [2021-11-23 01:20:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:20:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 909 states and 1834 transitions. [2021-11-23 01:20:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1834 transitions. [2021-11-23 01:20:57,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:20:57,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:57,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:20:58,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 915 states and 1845 transitions. [2021-11-23 01:20:58,018 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1845 transitions. [2021-11-23 01:20:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:20:58,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:20:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:58,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 915 states and 1838 transitions. [2021-11-23 01:20:58,165 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1838 transitions. [2021-11-23 01:20:58,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:20:58,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:58,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:21:00,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 919 states and 1856 transitions. [2021-11-23 01:21:00,591 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1856 transitions. [2021-11-23 01:21:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:21:00,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:00,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:02,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:02,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 920 states and 1869 transitions. [2021-11-23 01:21:02,191 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1869 transitions. [2021-11-23 01:21:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:21:02,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:02,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:21:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 924 states and 1876 transitions. [2021-11-23 01:21:03,181 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1876 transitions. [2021-11-23 01:21:03,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:21:03,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:03,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:03,446 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:04,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:04,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 929 states and 1892 transitions. [2021-11-23 01:21:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1892 transitions. [2021-11-23 01:21:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:21:04,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:04,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 932 states and 1903 transitions. [2021-11-23 01:21:05,962 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1903 transitions. [2021-11-23 01:21:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:21:05,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:06,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:10,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:10,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 940 states and 1918 transitions. [2021-11-23 01:21:10,948 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1918 transitions. [2021-11-23 01:21:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:21:10,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:10,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 943 states and 1921 transitions. [2021-11-23 01:21:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1921 transitions. [2021-11-23 01:21:14,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:21:14,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:21:14,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 944 states and 1922 transitions. [2021-11-23 01:21:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1922 transitions. [2021-11-23 01:21:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:21:14,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:15,686 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:21:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 978 states and 2054 transitions. [2021-11-23 01:21:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2054 transitions. [2021-11-23 01:21:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:21:44,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:21:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:46,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 978 states and 2052 transitions. [2021-11-23 01:21:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2052 transitions. [2021-11-23 01:21:46,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:21:46,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:46,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:46,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 980 states and 2064 transitions. [2021-11-23 01:21:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2064 transitions. [2021-11-23 01:21:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:21:47,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:47,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:47,863 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:49,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 983 states and 2071 transitions. [2021-11-23 01:21:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2071 transitions. [2021-11-23 01:21:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:21:49,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:21:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 987 states and 2078 transitions. [2021-11-23 01:21:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2078 transitions. [2021-11-23 01:21:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:21:51,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:51,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,635 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:21:55,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 990 states and 2081 transitions. [2021-11-23 01:21:55,781 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2081 transitions. [2021-11-23 01:21:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:21:55,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:55,842 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:22:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:06,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1004 states and 2116 transitions. [2021-11-23 01:22:06,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2116 transitions. [2021-11-23 01:22:06,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:22:06,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:06,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:06,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:22:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1004 states and 2114 transitions. [2021-11-23 01:22:08,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2114 transitions. [2021-11-23 01:22:08,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:22:08,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:09,321 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:22:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:38,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 1033 states and 2214 transitions. [2021-11-23 01:22:38,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 2214 transitions. [2021-11-23 01:22:38,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:22:38,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:38,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:22:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1039 states and 2225 transitions. [2021-11-23 01:22:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2225 transitions. [2021-11-23 01:22:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:22:39,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:39,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:22:40,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1045 states and 2236 transitions. [2021-11-23 01:22:40,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2236 transitions. [2021-11-23 01:22:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:22:40,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:40,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:40,697 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:22:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1045 states and 2234 transitions. [2021-11-23 01:22:43,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 2234 transitions. [2021-11-23 01:22:43,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:22:43,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,042 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:22:46,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 1047 states and 2237 transitions. [2021-11-23 01:22:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2237 transitions. [2021-11-23 01:22:46,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:22:46,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:46,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:46,776 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:22:49,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:49,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1050 states and 2242 transitions. [2021-11-23 01:22:49,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2242 transitions. [2021-11-23 01:22:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:22:49,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:49,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,184 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:22:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:50,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 1053 states and 2246 transitions. [2021-11-23 01:22:50,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2246 transitions. [2021-11-23 01:22:50,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:22:50,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:50,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:22:52,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:52,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 1053 states and 2245 transitions. [2021-11-23 01:22:52,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2245 transitions. [2021-11-23 01:22:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:22:52,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:52,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:52,157 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:22:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 1044 states and 2222 transitions. [2021-11-23 01:22:53,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 2222 transitions. [2021-11-23 01:22:53,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:22:53,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:53,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:53,493 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:22:55,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 1048 states and 2238 transitions. [2021-11-23 01:22:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 2238 transitions. [2021-11-23 01:22:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:22:55,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:22:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 1050 states and 2250 transitions. [2021-11-23 01:22:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 2250 transitions. [2021-11-23 01:22:56,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:22:56,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:22:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 1053 states and 2257 transitions. [2021-11-23 01:22:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 2257 transitions. [2021-11-23 01:22:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:22:58,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:22:59,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 1054 states and 2259 transitions. [2021-11-23 01:22:59,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2259 transitions. [2021-11-23 01:22:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:22:59,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:23:05,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4020 states to 1057 states and 2262 transitions. [2021-11-23 01:23:05,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 2262 transitions. [2021-11-23 01:23:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:23:05,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4027 states to 1061 states and 2269 transitions. [2021-11-23 01:23:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2269 transitions. [2021-11-23 01:23:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:23:08,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:23:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4032 states to 1065 states and 2274 transitions. [2021-11-23 01:23:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 2274 transitions. [2021-11-23 01:23:08,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:23:08,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,247 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:23:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 1069 states and 2281 transitions. [2021-11-23 01:23:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 2281 transitions. [2021-11-23 01:23:09,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:23:09,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:23:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 1072 states and 2285 transitions. [2021-11-23 01:23:09,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 2285 transitions. [2021-11-23 01:23:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:23:09,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:23:10,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 1075 states and 2289 transitions. [2021-11-23 01:23:10,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2289 transitions. [2021-11-23 01:23:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:23:10,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:23:45,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 1104 states and 2383 transitions. [2021-11-23 01:23:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 2383 transitions. [2021-11-23 01:23:45,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:23:45,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:45,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:23:48,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:48,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 1106 states and 2386 transitions. [2021-11-23 01:23:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2386 transitions. [2021-11-23 01:23:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:23:48,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:48,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:48,439 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:23:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 1109 states and 2390 transitions. [2021-11-23 01:23:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2390 transitions. [2021-11-23 01:23:51,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:23:51,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:51,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:23:52,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 1106 states and 2384 transitions. [2021-11-23 01:23:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2384 transitions. [2021-11-23 01:23:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:23:52,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:52,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:52,767 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:23:54,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:54,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 1106 states and 2382 transitions. [2021-11-23 01:23:54,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2382 transitions. [2021-11-23 01:23:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:23:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:54,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:54,522 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:23:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 1109 states and 2388 transitions. [2021-11-23 01:23:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2388 transitions. [2021-11-23 01:23:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:23:56,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:56,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:56,336 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:23:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 1103 states and 2369 transitions. [2021-11-23 01:23:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 2369 transitions. [2021-11-23 01:23:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:23:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:57,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:24:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4470 states to 1111 states and 2391 transitions. [2021-11-23 01:24:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 2391 transitions. [2021-11-23 01:24:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:24:07,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:07,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:24:09,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:09,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 1115 states and 2408 transitions. [2021-11-23 01:24:09,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2408 transitions. [2021-11-23 01:24:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:24:09,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:09,286 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:24:12,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:12,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 1119 states and 2415 transitions. [2021-11-23 01:24:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2415 transitions. [2021-11-23 01:24:12,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:24:12,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:12,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:12,778 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:24:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:13,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 1120 states and 2416 transitions. [2021-11-23 01:24:13,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 2416 transitions. [2021-11-23 01:24:13,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:24:13,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:13,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:24:13,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:13,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 1121 states and 2418 transitions. [2021-11-23 01:24:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2418 transitions. [2021-11-23 01:24:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:24:13,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:13,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:24:13,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:13,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4499 states to 1122 states and 2419 transitions. [2021-11-23 01:24:13,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2419 transitions. [2021-11-23 01:24:13,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:24:13,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:13,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:13,778 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:24:53,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:53,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 1151 states and 2515 transitions. [2021-11-23 01:24:53,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2515 transitions. [2021-11-23 01:24:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:24:53,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:53,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:53,862 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:24:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:55,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4891 states to 1151 states and 2513 transitions. [2021-11-23 01:24:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2513 transitions. [2021-11-23 01:24:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:24:55,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:55,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:55,782 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:24:57,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4896 states to 1151 states and 2512 transitions. [2021-11-23 01:24:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2512 transitions. [2021-11-23 01:24:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:24:57,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:57,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:24:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4903 states to 1153 states and 2516 transitions. [2021-11-23 01:24:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2516 transitions. [2021-11-23 01:24:59,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:24:59,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:59,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:59,741 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:25:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4912 states to 1156 states and 2520 transitions. [2021-11-23 01:25:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2520 transitions. [2021-11-23 01:25:03,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:25:03,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:03,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:25:04,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4917 states to 1153 states and 2514 transitions. [2021-11-23 01:25:04,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2514 transitions. [2021-11-23 01:25:04,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:25:04,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:04,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:25:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:06,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 1156 states and 2520 transitions. [2021-11-23 01:25:06,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2520 transitions. [2021-11-23 01:25:06,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:25:06,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:06,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:06,875 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:25:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4926 states to 1150 states and 2501 transitions. [2021-11-23 01:25:08,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2501 transitions. [2021-11-23 01:25:08,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:25:08,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:08,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:08,726 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:25:10,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4944 states to 1154 states and 2518 transitions. [2021-11-23 01:25:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2518 transitions. [2021-11-23 01:25:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:25:10,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:10,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:25:13,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:13,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4951 states to 1158 states and 2525 transitions. [2021-11-23 01:25:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2525 transitions. [2021-11-23 01:25:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:25:13,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:13,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:25:14,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 1161 states and 2532 transitions. [2021-11-23 01:25:14,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 2532 transitions. [2021-11-23 01:25:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:25:14,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:14,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:14,452 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:25:16,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 1162 states and 2533 transitions. [2021-11-23 01:25:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2533 transitions. [2021-11-23 01:25:16,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:25:16,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:16,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:26:01,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:01,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 1191 states and 2630 transitions. [2021-11-23 01:26:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2630 transitions. [2021-11-23 01:26:01,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:26:01,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:01,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:26:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:20,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5549 states to 1208 states and 2666 transitions. [2021-11-23 01:26:20,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 2666 transitions. [2021-11-23 01:26:20,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:26:20,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:20,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:26:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5567 states to 1213 states and 2675 transitions. [2021-11-23 01:26:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2675 transitions. [2021-11-23 01:26:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:26:26,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:26,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:26,448 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:26:30,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5576 states to 1213 states and 2673 transitions. [2021-11-23 01:26:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2673 transitions. [2021-11-23 01:26:30,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:26:30,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:30,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:30,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:26:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5579 states to 1213 states and 2672 transitions. [2021-11-23 01:26:30,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2672 transitions. [2021-11-23 01:26:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:26:30,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:30,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:30,246 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:26:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5588 states to 1206 states and 2653 transitions. [2021-11-23 01:26:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2653 transitions. [2021-11-23 01:26:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:26:34,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:34,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:34,049 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:26:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5607 states to 1206 states and 2651 transitions. [2021-11-23 01:26:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 2651 transitions. [2021-11-23 01:26:36,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:26:36,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:36,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:26:39,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:39,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5615 states to 1200 states and 2632 transitions. [2021-11-23 01:26:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 2632 transitions. [2021-11-23 01:26:39,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:26:39,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:39,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:26:42,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5634 states to 1204 states and 2650 transitions. [2021-11-23 01:26:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 2650 transitions. [2021-11-23 01:26:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:26:42,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:42,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:42,600 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:26:57,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5734 states to 1220 states and 2697 transitions. [2021-11-23 01:26:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 2697 transitions. [2021-11-23 01:26:57,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:26:57,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,948 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:26:59,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:59,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5741 states to 1224 states and 2704 transitions. [2021-11-23 01:26:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 2704 transitions. [2021-11-23 01:26:59,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:26:59,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:59,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:59,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,649 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:27:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5747 states to 1227 states and 2710 transitions. [2021-11-23 01:27:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 2710 transitions. [2021-11-23 01:27:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:27:02,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:02,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:27:05,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:05,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5748 states to 1228 states and 2711 transitions. [2021-11-23 01:27:05,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2711 transitions. [2021-11-23 01:27:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:27:05,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:05,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:27:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:12,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5755 states to 1228 states and 2710 transitions. [2021-11-23 01:27:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 2710 transitions. [2021-11-23 01:27:12,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:27:12,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:12,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:27:15,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5821 states to 1233 states and 2727 transitions. [2021-11-23 01:27:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2727 transitions. [2021-11-23 01:27:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:27:15,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:27:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5881 states to 1238 states and 2744 transitions. [2021-11-23 01:27:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 2744 transitions. [2021-11-23 01:27:17,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:27:17,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:17,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:28:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6311 states to 1267 states and 2835 transitions. [2021-11-23 01:28:14,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 2835 transitions. [2021-11-23 01:28:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:28:14,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:14,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:28:17,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 1272 states and 2852 transitions. [2021-11-23 01:28:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 2852 transitions. [2021-11-23 01:28:17,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:28:17,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:17,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:28:20,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:20,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6439 states to 1277 states and 2869 transitions. [2021-11-23 01:28:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2869 transitions. [2021-11-23 01:28:20,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:28:20,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:20,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:28:20,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:20,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6442 states to 1277 states and 2868 transitions. [2021-11-23 01:28:20,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 2868 transitions. [2021-11-23 01:28:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:28:20,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:20,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:28:23,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:23,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6446 states to 1280 states and 2872 transitions. [2021-11-23 01:28:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 2872 transitions. [2021-11-23 01:28:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:28:23,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:23,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:28:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:25,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6450 states to 1271 states and 2852 transitions. [2021-11-23 01:28:25,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2852 transitions. [2021-11-23 01:28:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:28:25,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:25,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:25,812 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:28:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6460 states to 1271 states and 2844 transitions. [2021-11-23 01:28:28,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2844 transitions. [2021-11-23 01:28:28,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:28:28,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:28,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:28:30,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6473 states to 1271 states and 2842 transitions. [2021-11-23 01:28:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 2842 transitions. [2021-11-23 01:28:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:28:30,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:30,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:28:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6479 states to 1274 states and 2848 transitions. [2021-11-23 01:28:33,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 2848 transitions. [2021-11-23 01:28:33,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:28:33,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:33,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:28:36,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 1275 states and 2849 transitions. [2021-11-23 01:28:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 2849 transitions. [2021-11-23 01:28:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:28:36,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:28:36,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6487 states to 1279 states and 2856 transitions. [2021-11-23 01:28:36,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 2856 transitions. [2021-11-23 01:28:36,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:28:36,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:29:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:58,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7032 states to 1317 states and 3031 transitions. [2021-11-23 01:29:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3031 transitions. [2021-11-23 01:29:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:29:58,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:29:58,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:58,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7035 states to 1317 states and 3030 transitions. [2021-11-23 01:29:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3030 transitions. [2021-11-23 01:29:58,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:29:58,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:58,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:58,729 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:30:03,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7043 states to 1316 states and 3025 transitions. [2021-11-23 01:30:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 3025 transitions. [2021-11-23 01:30:03,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:30:03,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:03,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:30:06,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:06,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7058 states to 1316 states and 3023 transitions. [2021-11-23 01:30:06,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 3023 transitions. [2021-11-23 01:30:06,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:30:06,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:06,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:06,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked.