./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:35:02,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:35:02,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:35:02,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:35:02,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:35:02,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:35:02,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:35:02,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:35:02,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:35:02,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:35:02,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:35:02,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:35:02,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:35:02,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:35:02,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:35:02,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:35:02,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:35:02,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:35:02,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:35:02,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:35:02,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:35:02,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:35:02,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:35:02,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:35:02,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:35:02,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:35:02,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:35:02,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:35:02,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:35:02,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:35:02,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:35:02,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:35:02,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:35:02,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:35:02,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:35:02,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:35:02,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:35:02,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:35:02,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:35:02,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:35:02,524 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:35:02,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 06:35:02,573 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:35:02,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:35:02,582 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:35:02,583 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:35:02,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:35:02,584 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:35:02,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:35:02,584 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:35:02,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:35:02,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:35:02,592 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:35:02,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:35:02,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:35:02,593 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 06:35:02,593 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:35:02,594 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:35:02,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:35:02,594 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:35:02,594 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:35:02,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:35:02,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:35:02,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:35:02,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:35:02,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:35:02,596 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:35:02,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:35:02,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:35:02,597 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_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 [2021-11-25 06:35:02,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:35:02,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:35:02,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:35:02,867 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:35:02,867 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:35:02,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-25 06:35:02,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/data/2a96d2613/4fbaf79fa10843f29c95b35678e91d31/FLAGa2d9fe413 [2021-11-25 06:35:03,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:35:03,438 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-25 06:35:03,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/data/2a96d2613/4fbaf79fa10843f29c95b35678e91d31/FLAGa2d9fe413 [2021-11-25 06:35:03,824 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/data/2a96d2613/4fbaf79fa10843f29c95b35678e91d31 [2021-11-25 06:35:03,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:35:03,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:35:03,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:35:03,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:35:03,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:35:03,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:35:03" (1/1) ... [2021-11-25 06:35:03,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11f55de3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:03, skipping insertion in model container [2021-11-25 06:35:03,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:35:03" (1/1) ... [2021-11-25 06:35:03,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:35:03,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:35:04,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:35:04,062 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:35:04,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:35:04,089 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:35:04,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04 WrapperNode [2021-11-25 06:35:04,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:35:04,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:35:04,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:35:04,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:35:04,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,104 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,122 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-25 06:35:04,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:35:04,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:35:04,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:35:04,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:35:04,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:35:04,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:35:04,143 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:35:04,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:35:04,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:35:04,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:35:04,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:35:04,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dab22e83-4eb0-4f1e-a262-39aca04d56bf/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:35:04,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:35:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:35:04,298 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:35:04,301 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:35:04,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:35:04,461 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:35:04,461 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 06:35:04,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:35:04 BoogieIcfgContainer [2021-11-25 06:35:04,464 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:35:04,465 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:35:04,465 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:35:04,474 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:35:04,474 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:35:04" (1/1) ... [2021-11-25 06:35:04,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:35:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-25 06:35:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-25 06:35:04,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:35:04,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:04,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-25 06:35:04,714 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-25 06:35:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:35:04,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:04,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:04,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2021-11-25 06:35:04,796 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2021-11-25 06:35:04,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:35:04,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:04,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:04,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:05,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-25 06:35:05,045 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-25 06:35:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:35:05,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:05,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:05,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-25 06:35:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-25 06:35:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:35:05,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:05,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:05,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-25 06:35:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-25 06:35:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:35:05,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:05,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2021-11-25 06:35:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2021-11-25 06:35:06,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:35:06,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:06,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:07,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2021-11-25 06:35:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2021-11-25 06:35:07,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:35:07,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:07,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:07,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-11-25 06:35:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-11-25 06:35:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:35:07,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:07,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:08,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 108 transitions. [2021-11-25 06:35:08,310 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2021-11-25 06:35:08,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:35:08,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:08,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:08,330 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:08,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-25 06:35:08,573 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-25 06:35:08,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:35:08,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:08,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:09,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 67 states and 132 transitions. [2021-11-25 06:35:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 132 transitions. [2021-11-25 06:35:09,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:35:09,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:09,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:09,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 75 states and 147 transitions. [2021-11-25 06:35:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 147 transitions. [2021-11-25 06:35:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:10,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:10,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 81 states and 172 transitions. [2021-11-25 06:35:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 172 transitions. [2021-11-25 06:35:11,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:11,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:11,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:13,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 86 states and 193 transitions. [2021-11-25 06:35:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 193 transitions. [2021-11-25 06:35:13,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:13,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:13,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 89 states and 195 transitions. [2021-11-25 06:35:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 195 transitions. [2021-11-25 06:35:13,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:13,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:13,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:13,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 92 states and 201 transitions. [2021-11-25 06:35:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 201 transitions. [2021-11-25 06:35:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:13,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:13,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:13,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 97 states and 216 transitions. [2021-11-25 06:35:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 216 transitions. [2021-11-25 06:35:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:35:14,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:14,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:14,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 101 states and 232 transitions. [2021-11-25 06:35:15,456 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 232 transitions. [2021-11-25 06:35:15,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:35:15,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:15,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:35:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:15,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 102 states and 235 transitions. [2021-11-25 06:35:15,685 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 235 transitions. [2021-11-25 06:35:15,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:35:15,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:15,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 111 states and 253 transitions. [2021-11-25 06:35:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 253 transitions. [2021-11-25 06:35:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:35:17,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:17,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:18,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:20,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 121 states and 278 transitions. [2021-11-25 06:35:20,452 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 278 transitions. [2021-11-25 06:35:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:35:20,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:20,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:20,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 124 states and 289 transitions. [2021-11-25 06:35:20,936 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 289 transitions. [2021-11-25 06:35:20,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:35:20,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:20,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:35:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:21,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 127 states and 298 transitions. [2021-11-25 06:35:21,599 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 298 transitions. [2021-11-25 06:35:21,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:35:21,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:21,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 133 states and 304 transitions. [2021-11-25 06:35:22,497 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 304 transitions. [2021-11-25 06:35:22,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:35:22,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:22,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:22,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 135 states and 308 transitions. [2021-11-25 06:35:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 308 transitions. [2021-11-25 06:35:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:35:23,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:23,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:23,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:23,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 137 states and 314 transitions. [2021-11-25 06:35:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 314 transitions. [2021-11-25 06:35:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:35:23,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:23,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:35:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:24,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2021-11-25 06:35:24,728 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2021-11-25 06:35:24,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:35:24,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:24,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 144 states and 329 transitions. [2021-11-25 06:35:26,592 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 329 transitions. [2021-11-25 06:35:26,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:35:26,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:26,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 149 states and 339 transitions. [2021-11-25 06:35:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 339 transitions. [2021-11-25 06:35:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:35:28,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:28,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:29,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 152 states and 345 transitions. [2021-11-25 06:35:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 345 transitions. [2021-11-25 06:35:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:35:29,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:29,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 154 states and 357 transitions. [2021-11-25 06:35:29,875 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 357 transitions. [2021-11-25 06:35:29,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:35:29,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:29,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:29,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:31,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 158 states and 365 transitions. [2021-11-25 06:35:31,110 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 365 transitions. [2021-11-25 06:35:31,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:35:31,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:31,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:32,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:32,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 160 states and 375 transitions. [2021-11-25 06:35:32,201 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 375 transitions. [2021-11-25 06:35:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:32,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:32,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:32,449 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:33,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 163 states and 381 transitions. [2021-11-25 06:35:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 381 transitions. [2021-11-25 06:35:33,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:33,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:33,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:35,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 168 states and 400 transitions. [2021-11-25 06:35:35,288 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 400 transitions. [2021-11-25 06:35:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:35,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:35,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:35,302 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:35:36,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:36,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 169 states and 402 transitions. [2021-11-25 06:35:36,031 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 402 transitions. [2021-11-25 06:35:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:36,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:36,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:36,620 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:38,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:38,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 176 states and 436 transitions. [2021-11-25 06:35:38,676 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 436 transitions. [2021-11-25 06:35:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:38,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:38,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:35:39,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 177 states and 438 transitions. [2021-11-25 06:35:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 438 transitions. [2021-11-25 06:35:39,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:39,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:39,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:35:40,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 181 states and 455 transitions. [2021-11-25 06:35:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 455 transitions. [2021-11-25 06:35:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:40,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:40,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:40,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:35:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 182 states and 456 transitions. [2021-11-25 06:35:40,858 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 456 transitions. [2021-11-25 06:35:40,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:40,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:40,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 187 states and 467 transitions. [2021-11-25 06:35:42,644 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 467 transitions. [2021-11-25 06:35:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:35:42,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:42,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:42,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:43,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:43,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 190 states and 474 transitions. [2021-11-25 06:35:43,335 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 474 transitions. [2021-11-25 06:35:43,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:43,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:43,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:45,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 195 states and 490 transitions. [2021-11-25 06:35:45,423 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 490 transitions. [2021-11-25 06:35:45,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:45,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:45,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 206 states and 536 transitions. [2021-11-25 06:35:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 536 transitions. [2021-11-25 06:35:50,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:50,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:50,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 211 states and 560 transitions. [2021-11-25 06:35:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 560 transitions. [2021-11-25 06:35:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:52,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:52,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:53,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:53,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 215 states and 570 transitions. [2021-11-25 06:35:53,298 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 570 transitions. [2021-11-25 06:35:53,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:53,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:53,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:53,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:53,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:53,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 218 states and 574 transitions. [2021-11-25 06:35:53,711 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 574 transitions. [2021-11-25 06:35:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:53,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:53,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 221 states and 576 transitions. [2021-11-25 06:35:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 576 transitions. [2021-11-25 06:35:54,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:54,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:54,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:54,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 222 states and 578 transitions. [2021-11-25 06:35:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 578 transitions. [2021-11-25 06:35:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:54,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:54,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:54,953 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 223 states and 579 transitions. [2021-11-25 06:35:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 579 transitions. [2021-11-25 06:35:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:35:55,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:55,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:56,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 232 states and 610 transitions. [2021-11-25 06:36:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 610 transitions. [2021-11-25 06:36:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:00,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:00,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:00,822 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 232 states and 609 transitions. [2021-11-25 06:36:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 609 transitions. [2021-11-25 06:36:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:01,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:01,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 233 states and 612 transitions. [2021-11-25 06:36:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 612 transitions. [2021-11-25 06:36:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:01,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:01,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:02,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:02,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 234 states and 620 transitions. [2021-11-25 06:36:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 620 transitions. [2021-11-25 06:36:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:02,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:02,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:02,465 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 236 states and 625 transitions. [2021-11-25 06:36:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 625 transitions. [2021-11-25 06:36:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:36:03,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:03,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:03,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:04,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:04,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 237 states and 630 transitions. [2021-11-25 06:36:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 630 transitions. [2021-11-25 06:36:04,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:04,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:04,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:07,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 243 states and 644 transitions. [2021-11-25 06:36:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 644 transitions. [2021-11-25 06:36:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:07,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:07,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:36:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 247 states and 650 transitions. [2021-11-25 06:36:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 650 transitions. [2021-11-25 06:36:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:08,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:08,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:08,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:08,802 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:10,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:10,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 251 states and 657 transitions. [2021-11-25 06:36:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 657 transitions. [2021-11-25 06:36:10,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:10,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:10,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:36:10,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 252 states and 660 transitions. [2021-11-25 06:36:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 660 transitions. [2021-11-25 06:36:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:10,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:10,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:36:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:11,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 253 states and 661 transitions. [2021-11-25 06:36:11,250 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 661 transitions. [2021-11-25 06:36:11,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:11,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:11,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:36:12,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 257 states and 670 transitions. [2021-11-25 06:36:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 670 transitions. [2021-11-25 06:36:12,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:12,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:12,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:12,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:12,536 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:36:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 258 states and 672 transitions. [2021-11-25 06:36:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 672 transitions. [2021-11-25 06:36:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:36:13,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:13,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:36:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 263 states and 684 transitions. [2021-11-25 06:36:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 684 transitions. [2021-11-25 06:36:15,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:36:15,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:15,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:36:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 264 states and 687 transitions. [2021-11-25 06:36:16,210 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 687 transitions. [2021-11-25 06:36:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:36:16,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:16,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:36:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 265 states and 689 transitions. [2021-11-25 06:36:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 689 transitions. [2021-11-25 06:36:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:36:16,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:16,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:16,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:36:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 266 states and 692 transitions. [2021-11-25 06:36:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 692 transitions. [2021-11-25 06:36:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:36:17,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:17,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:17,408 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:36:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 268 states and 694 transitions. [2021-11-25 06:36:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 694 transitions. [2021-11-25 06:36:18,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:36:18,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:18,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:18,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:36:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:20,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 269 states and 695 transitions. [2021-11-25 06:36:20,474 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 695 transitions. [2021-11-25 06:36:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:20,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:20,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:36:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 270 states and 696 transitions. [2021-11-25 06:36:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 696 transitions. [2021-11-25 06:36:21,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:21,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:21,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:24,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:24,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 275 states and 710 transitions. [2021-11-25 06:36:24,922 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 710 transitions. [2021-11-25 06:36:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:24,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:24,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:24,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:25,140 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:26,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 277 states and 723 transitions. [2021-11-25 06:36:26,185 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 723 transitions. [2021-11-25 06:36:26,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:26,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:26,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:36:28,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 281 states and 727 transitions. [2021-11-25 06:36:28,983 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 727 transitions. [2021-11-25 06:36:28,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:28,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:28,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:29,005 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:30,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:30,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 285 states and 738 transitions. [2021-11-25 06:36:30,782 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 738 transitions. [2021-11-25 06:36:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:36:30,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:30,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:30,798 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:31,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:31,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 286 states and 742 transitions. [2021-11-25 06:36:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 742 transitions. [2021-11-25 06:36:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:31,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:31,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:34,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 291 states and 765 transitions. [2021-11-25 06:36:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 765 transitions. [2021-11-25 06:36:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:34,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:34,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:34,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:34,873 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 296 states and 774 transitions. [2021-11-25 06:36:36,707 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 774 transitions. [2021-11-25 06:36:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:36,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:36,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:36,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:36,730 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:39,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 301 states and 784 transitions. [2021-11-25 06:36:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 784 transitions. [2021-11-25 06:36:39,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:39,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:39,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 305 states and 790 transitions. [2021-11-25 06:36:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 790 transitions. [2021-11-25 06:36:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:40,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:40,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:41,449 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:42,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 306 states and 795 transitions. [2021-11-25 06:36:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 795 transitions. [2021-11-25 06:36:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:42,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:42,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:42,857 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:36:44,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 310 states and 807 transitions. [2021-11-25 06:36:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 807 transitions. [2021-11-25 06:36:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:36:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:44,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 315 states and 817 transitions. [2021-11-25 06:36:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 817 transitions. [2021-11-25 06:36:47,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:47,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:47,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:49,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 317 states and 822 transitions. [2021-11-25 06:36:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 822 transitions. [2021-11-25 06:36:49,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:49,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:49,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:50,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 318 states and 823 transitions. [2021-11-25 06:36:50,349 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 823 transitions. [2021-11-25 06:36:50,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:50,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:50,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:50,518 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:36:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 319 states and 825 transitions. [2021-11-25 06:36:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 825 transitions. [2021-11-25 06:36:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:51,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:51,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:00,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 332 states and 880 transitions. [2021-11-25 06:37:00,452 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 880 transitions. [2021-11-25 06:37:00,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:00,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:00,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:03,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 337 states and 904 transitions. [2021-11-25 06:37:03,024 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 904 transitions. [2021-11-25 06:37:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:03,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:03,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:03,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:03,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 338 states and 905 transitions. [2021-11-25 06:37:03,925 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 905 transitions. [2021-11-25 06:37:03,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:03,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:03,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:05,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:05,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 343 states and 912 transitions. [2021-11-25 06:37:05,736 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 912 transitions. [2021-11-25 06:37:05,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:05,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:05,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:05,756 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:06,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 344 states and 913 transitions. [2021-11-25 06:37:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 913 transitions. [2021-11-25 06:37:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:06,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:06,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:06,622 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 346 states and 916 transitions. [2021-11-25 06:37:07,945 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 916 transitions. [2021-11-25 06:37:07,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:07,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:07,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:08,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 347 states and 917 transitions. [2021-11-25 06:37:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 917 transitions. [2021-11-25 06:37:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:08,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:08,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:10,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 351 states and 924 transitions. [2021-11-25 06:37:10,142 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 924 transitions. [2021-11-25 06:37:10,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:10,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:10,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:10,157 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:37:10,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 352 states and 925 transitions. [2021-11-25 06:37:10,839 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 925 transitions. [2021-11-25 06:37:10,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:10,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:10,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:37:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 353 states and 927 transitions. [2021-11-25 06:37:14,246 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 927 transitions. [2021-11-25 06:37:14,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:14,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:14,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:14,266 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 06:37:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 355 states and 936 transitions. [2021-11-25 06:37:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 936 transitions. [2021-11-25 06:37:16,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:16,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:16,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 06:37:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:16,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 356 states and 937 transitions. [2021-11-25 06:37:16,799 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 937 transitions. [2021-11-25 06:37:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:16,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:16,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:16,812 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:17,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 356 states and 936 transitions. [2021-11-25 06:37:17,501 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 936 transitions. [2021-11-25 06:37:17,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:17,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:17,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 373 states and 1002 transitions. [2021-11-25 06:37:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1002 transitions. [2021-11-25 06:37:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:29,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:29,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:33,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:33,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 379 states and 1017 transitions. [2021-11-25 06:37:33,431 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1017 transitions. [2021-11-25 06:37:33,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:33,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:33,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:33,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:36,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:36,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 383 states and 1035 transitions. [2021-11-25 06:37:36,402 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1035 transitions. [2021-11-25 06:37:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:36,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:36,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:36,432 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 384 states and 1039 transitions. [2021-11-25 06:37:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1039 transitions. [2021-11-25 06:37:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:37,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:37,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:41,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 389 states and 1056 transitions. [2021-11-25 06:37:41,072 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 1056 transitions. [2021-11-25 06:37:41,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:41,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:41,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:41,088 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:41,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:41,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 390 states and 1060 transitions. [2021-11-25 06:37:41,974 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1060 transitions. [2021-11-25 06:37:41,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:41,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:41,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:41,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 394 states and 1067 transitions. [2021-11-25 06:37:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1067 transitions. [2021-11-25 06:37:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:43,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:43,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:44,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:44,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 395 states and 1071 transitions. [2021-11-25 06:37:44,472 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1071 transitions. [2021-11-25 06:37:44,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:44,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:44,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:44,492 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 398 states and 1073 transitions. [2021-11-25 06:37:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1073 transitions. [2021-11-25 06:37:45,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:45,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:45,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 406 states and 1105 transitions. [2021-11-25 06:37:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1105 transitions. [2021-11-25 06:37:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:52,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:52,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:52,625 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:37:53,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 407 states and 1108 transitions. [2021-11-25 06:37:53,361 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 1108 transitions. [2021-11-25 06:37:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:53,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:53,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:53,494 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:55,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 409 states and 1116 transitions. [2021-11-25 06:37:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1116 transitions. [2021-11-25 06:37:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:55,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:55,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:57,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 412 states and 1141 transitions. [2021-11-25 06:37:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 1141 transitions. [2021-11-25 06:37:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:57,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:57,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:59,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 413 states and 1144 transitions. [2021-11-25 06:37:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1144 transitions. [2021-11-25 06:37:59,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:59,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:59,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:59,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:59,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:37:59,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:59,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 414 states and 1150 transitions. [2021-11-25 06:37:59,925 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1150 transitions. [2021-11-25 06:37:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:59,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:59,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:59,949 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:38:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 419 states and 1157 transitions. [2021-11-25 06:38:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 1157 transitions. [2021-11-25 06:38:02,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:38:02,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:02,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-25 06:38:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 420 states and 1162 transitions. [2021-11-25 06:38:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1162 transitions. [2021-11-25 06:38:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:03,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:03,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:05,052 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 426 states and 1177 transitions. [2021-11-25 06:38:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 1177 transitions. [2021-11-25 06:38:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:10,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:10,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:10,054 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:38:10,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:10,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 427 states and 1180 transitions. [2021-11-25 06:38:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 1180 transitions. [2021-11-25 06:38:10,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:10,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:10,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:14,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 433 states and 1192 transitions. [2021-11-25 06:38:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1192 transitions. [2021-11-25 06:38:14,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:14,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:14,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:21,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:21,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 441 states and 1208 transitions. [2021-11-25 06:38:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1208 transitions. [2021-11-25 06:38:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:21,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:21,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 445 states and 1213 transitions. [2021-11-25 06:38:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1213 transitions. [2021-11-25 06:38:23,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:23,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:23,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:23,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:38:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 450 states and 1222 transitions. [2021-11-25 06:38:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1222 transitions. [2021-11-25 06:38:26,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:26,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:26,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 06:38:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:26,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 451 states and 1222 transitions. [2021-11-25 06:38:26,917 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1222 transitions. [2021-11-25 06:38:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:26,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:26,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:38:30,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:30,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 457 states and 1239 transitions. [2021-11-25 06:38:30,414 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1239 transitions. [2021-11-25 06:38:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:30,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:30,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:30,424 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:38:31,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 460 states and 1241 transitions. [2021-11-25 06:38:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1241 transitions. [2021-11-25 06:38:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:31,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:31,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:31,865 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 06:38:33,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:33,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 460 states and 1240 transitions. [2021-11-25 06:38:33,875 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1240 transitions. [2021-11-25 06:38:33,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:33,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:33,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:33,884 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:38:34,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:34,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 461 states and 1243 transitions. [2021-11-25 06:38:34,787 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1243 transitions. [2021-11-25 06:38:34,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:34,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:34,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:38:35,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 462 states and 1246 transitions. [2021-11-25 06:38:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1246 transitions. [2021-11-25 06:38:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:35,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:35,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:35,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:38:37,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:37,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 464 states and 1250 transitions. [2021-11-25 06:38:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1250 transitions. [2021-11-25 06:38:37,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:37,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:37,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:37,598 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 06:38:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 463 states and 1248 transitions. [2021-11-25 06:38:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1248 transitions. [2021-11-25 06:38:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:38,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:38,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:38,523 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:38:39,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:39,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 463 states and 1246 transitions. [2021-11-25 06:38:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1246 transitions. [2021-11-25 06:38:39,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:39,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:39,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:39,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:38:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 470 states and 1270 transitions. [2021-11-25 06:38:46,189 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1270 transitions. [2021-11-25 06:38:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:46,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:46,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 475 states and 1305 transitions. [2021-11-25 06:38:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1305 transitions. [2021-11-25 06:38:51,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:51,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:51,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 479 states and 1319 transitions. [2021-11-25 06:38:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1319 transitions. [2021-11-25 06:38:55,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:55,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:55,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 480 states and 1321 transitions. [2021-11-25 06:38:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1321 transitions. [2021-11-25 06:38:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:56,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:56,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 481 states and 1324 transitions. [2021-11-25 06:38:57,419 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1324 transitions. [2021-11-25 06:38:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:38:57,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:57,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:39:03,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 490 states and 1334 transitions. [2021-11-25 06:39:03,555 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1334 transitions. [2021-11-25 06:39:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:03,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:03,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:03,567 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 06:39:06,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:06,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 491 states and 1335 transitions. [2021-11-25 06:39:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1335 transitions. [2021-11-25 06:39:06,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:06,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:06,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:06,540 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 06:39:08,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 491 states and 1334 transitions. [2021-11-25 06:39:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1334 transitions. [2021-11-25 06:39:08,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:08,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:08,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:09,252 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:15,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 499 states and 1355 transitions. [2021-11-25 06:39:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1355 transitions. [2021-11-25 06:39:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:15,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:15,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 503 states and 1362 transitions. [2021-11-25 06:39:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1362 transitions. [2021-11-25 06:39:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:18,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 504 states and 1366 transitions. [2021-11-25 06:39:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1366 transitions. [2021-11-25 06:39:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:19,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:19,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:20,633 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:31,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:31,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 514 states and 1404 transitions. [2021-11-25 06:39:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1404 transitions. [2021-11-25 06:39:31,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:31,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:31,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:31,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:31,941 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:39:39,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:39,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 520 states and 1443 transitions. [2021-11-25 06:39:39,017 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1443 transitions. [2021-11-25 06:39:39,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:39,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:39,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:43,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 525 states and 1453 transitions. [2021-11-25 06:39:43,495 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1453 transitions. [2021-11-25 06:39:43,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:43,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:43,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:39:51,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 531 states and 1495 transitions. [2021-11-25 06:39:51,258 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1495 transitions. [2021-11-25 06:39:51,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:51,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:51,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:39:53,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 533 states and 1499 transitions. [2021-11-25 06:39:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1499 transitions. [2021-11-25 06:39:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:53,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:53,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:53,397 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:39:55,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:55,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 535 states and 1503 transitions. [2021-11-25 06:39:55,630 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1503 transitions. [2021-11-25 06:39:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:55,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:55,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:39:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 537 states and 1507 transitions. [2021-11-25 06:39:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1507 transitions. [2021-11-25 06:39:57,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:57,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:57,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:39:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:58,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 538 states and 1510 transitions. [2021-11-25 06:39:58,796 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1510 transitions. [2021-11-25 06:39:58,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:58,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:58,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:58,807 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:40:00,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:00,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 540 states and 1514 transitions. [2021-11-25 06:40:00,784 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1514 transitions. [2021-11-25 06:40:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:00,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:00,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 06:40:02,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:02,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 541 states and 1517 transitions. [2021-11-25 06:40:02,102 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1517 transitions. [2021-11-25 06:40:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:02,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:02,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:11,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 547 states and 1528 transitions. [2021-11-25 06:40:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1528 transitions. [2021-11-25 06:40:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:11,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:11,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:40:13,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 548 states and 1530 transitions. [2021-11-25 06:40:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1530 transitions. [2021-11-25 06:40:13,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:13,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:13,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:40:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 552 states and 1534 transitions. [2021-11-25 06:40:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1534 transitions. [2021-11-25 06:40:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:16,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:16,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:20,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:20,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 557 states and 1539 transitions. [2021-11-25 06:40:20,051 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1539 transitions. [2021-11-25 06:40:20,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:20,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:20,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:23,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 562 states and 1549 transitions. [2021-11-25 06:40:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1549 transitions. [2021-11-25 06:40:23,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:23,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:23,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:23,035 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:40:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 564 states and 1559 transitions. [2021-11-25 06:40:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1559 transitions. [2021-11-25 06:40:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:40:26,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:26,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:26,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:26,437 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:40:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:27,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 565 states and 1560 transitions. [2021-11-25 06:40:27,693 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1560 transitions. [2021-11-25 06:40:27,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:27,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:27,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:27,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:28,769 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 567 states and 1568 transitions. [2021-11-25 06:40:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1568 transitions. [2021-11-25 06:40:32,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:32,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:32,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:32,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:32,537 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:40,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 578 states and 1603 transitions. [2021-11-25 06:40:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1603 transitions. [2021-11-25 06:40:40,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:40,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:40,877 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:40:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 587 states and 1632 transitions. [2021-11-25 06:40:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1632 transitions. [2021-11-25 06:40:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:48,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:48,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:40:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 591 states and 1637 transitions. [2021-11-25 06:40:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1637 transitions. [2021-11-25 06:40:51,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:51,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:51,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:51,816 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:54,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 595 states and 1644 transitions. [2021-11-25 06:40:54,448 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1644 transitions. [2021-11-25 06:40:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:54,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:54,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:57,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:57,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 597 states and 1648 transitions. [2021-11-25 06:40:57,215 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1648 transitions. [2021-11-25 06:40:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:40:57,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:57,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 601 states and 1654 transitions. [2021-11-25 06:41:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1654 transitions. [2021-11-25 06:41:00,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:00,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:00,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 606 states and 1675 transitions. [2021-11-25 06:41:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1675 transitions. [2021-11-25 06:41:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:04,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:04,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:41:06,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 609 states and 1687 transitions. [2021-11-25 06:41:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1687 transitions. [2021-11-25 06:41:06,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:06,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:06,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 614 states and 1703 transitions. [2021-11-25 06:41:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1703 transitions. [2021-11-25 06:41:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:11,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:11,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:41:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 617 states and 1706 transitions. [2021-11-25 06:41:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1706 transitions. [2021-11-25 06:41:12,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:12,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:12,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 620 states and 1708 transitions. [2021-11-25 06:41:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1708 transitions. [2021-11-25 06:41:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:13,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:13,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:13,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:13,741 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:16,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 624 states and 1714 transitions. [2021-11-25 06:41:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1714 transitions. [2021-11-25 06:41:16,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:16,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:16,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:19,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 628 states and 1724 transitions. [2021-11-25 06:41:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1724 transitions. [2021-11-25 06:41:19,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:19,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:19,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:19,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:21,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 632 states and 1726 transitions. [2021-11-25 06:41:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1726 transitions. [2021-11-25 06:41:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:21,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:21,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:41:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 632 states and 1723 transitions. [2021-11-25 06:41:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 1723 transitions. [2021-11-25 06:41:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:22,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:22,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:28,119 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:46,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 651 states and 1805 transitions. [2021-11-25 06:41:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1805 transitions. [2021-11-25 06:41:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:46,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:46,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:41:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 655 states and 1823 transitions. [2021-11-25 06:41:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1823 transitions. [2021-11-25 06:41:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:41:50,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:50,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:03,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 667 states and 1854 transitions. [2021-11-25 06:42:03,397 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1854 transitions. [2021-11-25 06:42:03,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:03,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:03,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:42:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:04,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 668 states and 1857 transitions. [2021-11-25 06:42:04,680 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1857 transitions. [2021-11-25 06:42:04,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:04,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:04,702 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 669 states and 1860 transitions. [2021-11-25 06:42:06,239 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1860 transitions. [2021-11-25 06:42:06,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:06,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:06,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:14,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:14,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 679 states and 1881 transitions. [2021-11-25 06:42:14,011 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1881 transitions. [2021-11-25 06:42:14,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:14,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:14,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:14,039 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 680 states and 1884 transitions. [2021-11-25 06:42:15,704 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1884 transitions. [2021-11-25 06:42:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:15,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:15,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:19,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 685 states and 1892 transitions. [2021-11-25 06:42:19,198 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1892 transitions. [2021-11-25 06:42:19,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:19,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:19,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:19,216 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 692 states and 1906 transitions. [2021-11-25 06:42:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1906 transitions. [2021-11-25 06:42:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:27,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:27,674 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:42:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 692 states and 1905 transitions. [2021-11-25 06:42:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1905 transitions. [2021-11-25 06:42:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:29,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:29,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:33,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 697 states and 1913 transitions. [2021-11-25 06:42:33,685 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1913 transitions. [2021-11-25 06:42:33,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:33,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:33,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:33,703 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 698 states and 1914 transitions. [2021-11-25 06:42:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1914 transitions. [2021-11-25 06:42:35,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:35,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:35,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:36,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 699 states and 1919 transitions. [2021-11-25 06:42:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1919 transitions. [2021-11-25 06:42:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:36,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:36,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:36,900 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:38,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 700 states and 1922 transitions. [2021-11-25 06:42:38,502 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1922 transitions. [2021-11-25 06:42:38,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:38,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:38,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:38,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 06:42:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:43,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 705 states and 1929 transitions. [2021-11-25 06:42:43,233 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1929 transitions. [2021-11-25 06:42:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:42:43,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:43,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 06:42:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 706 states and 1934 transitions. [2021-11-25 06:42:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1934 transitions. [2021-11-25 06:42:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:42:44,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:44,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:42:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:46,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 706 states and 1930 transitions. [2021-11-25 06:42:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1930 transitions. [2021-11-25 06:42:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:42:46,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:46,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:46,236 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:42:47,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 706 states and 1926 transitions. [2021-11-25 06:42:47,777 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1926 transitions. [2021-11-25 06:42:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:42:47,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:47,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:47,788 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:42:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:52,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 710 states and 1945 transitions. [2021-11-25 06:42:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1945 transitions. [2021-11-25 06:42:52,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:42:52,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:52,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:52,182 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:42:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:55,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 712 states and 1944 transitions. [2021-11-25 06:42:55,332 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1944 transitions. [2021-11-25 06:42:55,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:42:55,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:55,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 729 states and 2028 transitions. [2021-11-25 06:43:24,071 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 2028 transitions. [2021-11-25 06:43:24,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:24,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:24,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:43:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 730 states and 2036 transitions. [2021-11-25 06:43:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 2036 transitions. [2021-11-25 06:43:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:25,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:25,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:27,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:27,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 732 states and 2038 transitions. [2021-11-25 06:43:27,191 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 2038 transitions. [2021-11-25 06:43:27,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:27,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:27,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 739 states and 2057 transitions. [2021-11-25 06:43:36,256 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2057 transitions. [2021-11-25 06:43:36,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:36,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:36,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:43:37,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:37,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 739 states and 2054 transitions. [2021-11-25 06:43:37,827 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2054 transitions. [2021-11-25 06:43:37,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:37,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:37,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:50,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 750 states and 2083 transitions. [2021-11-25 06:43:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 2083 transitions. [2021-11-25 06:43:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:50,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:50,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 751 states and 2090 transitions. [2021-11-25 06:43:52,541 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 2090 transitions. [2021-11-25 06:43:52,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:52,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:52,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:52,560 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:58,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 758 states and 2099 transitions. [2021-11-25 06:43:58,157 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 2099 transitions. [2021-11-25 06:43:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:58,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:58,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:58,175 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 759 states and 2099 transitions. [2021-11-25 06:43:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 2099 transitions. [2021-11-25 06:43:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:43:59,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:59,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:44:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:01,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 760 states and 2102 transitions. [2021-11-25 06:44:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 2102 transitions. [2021-11-25 06:44:01,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:44:01,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:01,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:01,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:14,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 766 states and 2138 transitions. [2021-11-25 06:44:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 2138 transitions. [2021-11-25 06:44:14,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:44:14,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:14,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:14,785 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:19,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:19,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 769 states and 2154 transitions. [2021-11-25 06:44:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 2154 transitions. [2021-11-25 06:44:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:44:19,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:19,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:19,934 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:24,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 773 states and 2170 transitions. [2021-11-25 06:44:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 2170 transitions. [2021-11-25 06:44:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:44:24,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:24,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 774 states and 2173 transitions. [2021-11-25 06:44:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 2173 transitions. [2021-11-25 06:44:26,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:26,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:26,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:29,133 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:38,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 780 states and 2190 transitions. [2021-11-25 06:44:38,394 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 2190 transitions. [2021-11-25 06:44:38,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:38,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:38,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 06:44:39,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:39,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 781 states and 2193 transitions. [2021-11-25 06:44:39,979 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 2193 transitions. [2021-11-25 06:44:39,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:39,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:39,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 790 states and 2214 transitions. [2021-11-25 06:44:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 2214 transitions. [2021-11-25 06:44:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:49,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 796 states and 2227 transitions. [2021-11-25 06:44:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 2227 transitions. [2021-11-25 06:44:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:56,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:56,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-25 06:44:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:58,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 797 states and 2227 transitions. [2021-11-25 06:44:58,132 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 2227 transitions. [2021-11-25 06:44:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:58,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:58,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:59,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 798 states and 2228 transitions. [2021-11-25 06:44:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2228 transitions. [2021-11-25 06:44:59,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:44:59,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:59,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:45:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:01,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 799 states and 2229 transitions. [2021-11-25 06:45:01,106 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 2229 transitions. [2021-11-25 06:45:01,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:01,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:01,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:01,125 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 804 states and 2245 transitions. [2021-11-25 06:45:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 2245 transitions. [2021-11-25 06:45:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:06,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:06,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:06,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:06,487 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:08,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:08,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 805 states and 2245 transitions. [2021-11-25 06:45:08,547 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 2245 transitions. [2021-11-25 06:45:08,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:08,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:08,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 810 states and 2260 transitions. [2021-11-25 06:45:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 2260 transitions. [2021-11-25 06:45:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:17,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:17,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:17,722 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:21,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 812 states and 2265 transitions. [2021-11-25 06:45:21,462 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 2265 transitions. [2021-11-25 06:45:21,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:21,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:21,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:21,482 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 817 states and 2272 transitions. [2021-11-25 06:45:25,122 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 2272 transitions. [2021-11-25 06:45:25,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:25,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:25,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:25,129 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:45:30,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:30,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 822 states and 2280 transitions. [2021-11-25 06:45:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2280 transitions. [2021-11-25 06:45:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:30,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:30,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:30,380 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:35,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 827 states and 2289 transitions. [2021-11-25 06:45:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 2289 transitions. [2021-11-25 06:45:35,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:35,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:35,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:35,602 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:37,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 830 states and 2291 transitions. [2021-11-25 06:45:37,538 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 2291 transitions. [2021-11-25 06:45:37,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:37,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:37,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:37,552 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 06:45:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 835 states and 2298 transitions. [2021-11-25 06:45:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 2298 transitions. [2021-11-25 06:45:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:41,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:41,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 839 states and 2304 transitions. [2021-11-25 06:45:44,673 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 2304 transitions. [2021-11-25 06:45:44,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:44,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:44,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:45:52,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 845 states and 2325 transitions. [2021-11-25 06:45:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 2325 transitions. [2021-11-25 06:45:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:45:52,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:52,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:52,889 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:46:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:01,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 854 states and 2345 transitions. [2021-11-25 06:46:01,867 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2345 transitions. [2021-11-25 06:46:01,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:46:01,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:01,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:46:03,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 855 states and 2346 transitions. [2021-11-25 06:46:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 2346 transitions. [2021-11-25 06:46:03,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:46:03,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:03,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:46:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 856 states and 2350 transitions. [2021-11-25 06:46:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 2350 transitions. [2021-11-25 06:46:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:46:05,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:05,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-25 06:46:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 857 states and 2353 transitions. [2021-11-25 06:46:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2353 transitions. [2021-11-25 06:46:07,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:46:07,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:07,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.