./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e4f61af9a0cb0797f7e34da0b07a857e7ae44f0a7943fff0d2a78c0cd17574b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:31,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:31,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:31,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:31,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:31,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:31,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:31,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:31,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:31,541 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:31,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:31,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:31,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:31,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:31,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:31,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:31,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:31,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:31,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:31,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:31,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:31,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:31,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:31,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:31,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:31,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:31,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:31,595 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:31,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:31,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:31,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:31,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:31,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:31,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:31,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:31,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:31,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:31,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:31,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:31,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:31,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:31,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:31,654 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:31,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:31,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:31,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:31,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:31,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:31,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:31,665 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:31,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:31,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:31,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:31,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:31,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:31,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:31,668 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:31,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:31,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:31,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:31,669 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:31,670 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:31,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:31,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:31,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:31,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:31,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:31,671 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:31,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:31,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:31,672 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_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4f61af9a0cb0797f7e34da0b07a857e7ae44f0a7943fff0d2a78c0cd17574b [2021-11-22 23:17:32,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:32,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:32,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:32,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:32,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:32,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2021-11-22 23:17:32,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/data/1bfa1b1b0/1772bfd7e8cf41b7b5f03fad2a55bcff/FLAGb30561b00 [2021-11-22 23:17:32,896 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:32,897 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/sv-benchmarks/c/eca-rers2012/Problem02_label39.c [2021-11-22 23:17:32,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/data/1bfa1b1b0/1772bfd7e8cf41b7b5f03fad2a55bcff/FLAGb30561b00 [2021-11-22 23:17:33,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/data/1bfa1b1b0/1772bfd7e8cf41b7b5f03fad2a55bcff [2021-11-22 23:17:33,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:33,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:33,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:33,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:33,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:33,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b3787e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33, skipping insertion in model container [2021-11-22 23:17:33,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:33,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:33,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/sv-benchmarks/c/eca-rers2012/Problem02_label39.c[18036,18049] [2021-11-22 23:17:33,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:33,790 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:33,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/sv-benchmarks/c/eca-rers2012/Problem02_label39.c[18036,18049] [2021-11-22 23:17:33,893 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:33,911 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:33,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33 WrapperNode [2021-11-22 23:17:33,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:33,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:33,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:33,916 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:33,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:33,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,039 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2021-11-22 23:17:34,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:34,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:34,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:34,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:34,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:34,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:34,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:34,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:34,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:33" (1/1) ... [2021-11-22 23:17:34,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:34,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:34,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:34,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_779dbe17-4d22-45e2-84af-f84de6e85092/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:34,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:34,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:34,413 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:34,429 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:35,472 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:35,768 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:35,768 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:17:35,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:35 BoogieIcfgContainer [2021-11-22 23:17:35,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:35,775 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:35,775 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:35,788 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:35,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:35" (1/1) ... [2021-11-22 23:17:35,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2021-11-22 23:17:35,874 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2021-11-22 23:17:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:17:35,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2021-11-22 23:17:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2021-11-22 23:17:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:17:37,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2021-11-22 23:17:37,192 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2021-11-22 23:17:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:17:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:37,378 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:38,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 246 states and 391 transitions. [2021-11-22 23:17:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 391 transitions. [2021-11-22 23:17:38,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:17:38,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 249 states and 395 transitions. [2021-11-22 23:17:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 395 transitions. [2021-11-22 23:17:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:17:38,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 253 states and 403 transitions. [2021-11-22 23:17:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 403 transitions. [2021-11-22 23:17:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:17:39,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:39,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 256 states and 407 transitions. [2021-11-22 23:17:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 407 transitions. [2021-11-22 23:17:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-22 23:17:39,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,521 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 265 states and 420 transitions. [2021-11-22 23:17:39,864 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 420 transitions. [2021-11-22 23:17:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:17:39,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,927 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 268 states and 426 transitions. [2021-11-22 23:17:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 426 transitions. [2021-11-22 23:17:40,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:17:40,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 271 states and 430 transitions. [2021-11-22 23:17:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 430 transitions. [2021-11-22 23:17:40,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:17:40,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:40,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 272 states and 430 transitions. [2021-11-22 23:17:40,716 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 430 transitions. [2021-11-22 23:17:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:40,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 276 states and 437 transitions. [2021-11-22 23:17:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 437 transitions. [2021-11-22 23:17:41,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:41,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 279 states and 441 transitions. [2021-11-22 23:17:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 441 transitions. [2021-11-22 23:17:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:41,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:41,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 282 states and 444 transitions. [2021-11-22 23:17:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 444 transitions. [2021-11-22 23:17:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:17:41,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 292 states and 460 transitions. [2021-11-22 23:17:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 460 transitions. [2021-11-22 23:17:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:17:42,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,241 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:42,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 298 states and 470 transitions. [2021-11-22 23:17:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 470 transitions. [2021-11-22 23:17:42,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:17:42,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,733 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 299 states and 470 transitions. [2021-11-22 23:17:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 470 transitions. [2021-11-22 23:17:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:17:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:42,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 302 states and 473 transitions. [2021-11-22 23:17:42,958 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 473 transitions. [2021-11-22 23:17:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:17:42,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:42,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:43,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 303 states and 474 transitions. [2021-11-22 23:17:43,012 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 474 transitions. [2021-11-22 23:17:43,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:17:43,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 316 states and 495 transitions. [2021-11-22 23:17:43,484 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 495 transitions. [2021-11-22 23:17:43,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:43,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 322 states and 501 transitions. [2021-11-22 23:17:44,115 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 501 transitions. [2021-11-22 23:17:44,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:44,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 328 states and 507 transitions. [2021-11-22 23:17:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 507 transitions. [2021-11-22 23:17:44,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:44,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,547 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:44,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 329 states and 508 transitions. [2021-11-22 23:17:44,669 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 508 transitions. [2021-11-22 23:17:44,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:17:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,706 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 334 states and 514 transitions. [2021-11-22 23:17:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 514 transitions. [2021-11-22 23:17:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:17:44,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:45,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 338 states and 520 transitions. [2021-11-22 23:17:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 520 transitions. [2021-11-22 23:17:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:17:45,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:45,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,180 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:45,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:45,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 341 states and 523 transitions. [2021-11-22 23:17:45,277 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 523 transitions. [2021-11-22 23:17:45,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:17:45,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:45,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:45,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 343 states and 525 transitions. [2021-11-22 23:17:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 525 transitions. [2021-11-22 23:17:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:17:45,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:45,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:45,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 357 states and 546 transitions. [2021-11-22 23:17:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 546 transitions. [2021-11-22 23:17:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:17:46,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 358 states and 547 transitions. [2021-11-22 23:17:46,207 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 547 transitions. [2021-11-22 23:17:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:17:46,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 372 states and 566 transitions. [2021-11-22 23:17:46,720 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 566 transitions. [2021-11-22 23:17:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:46,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,755 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 373 states and 567 transitions. [2021-11-22 23:17:46,861 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 567 transitions. [2021-11-22 23:17:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:46,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:46,894 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 374 states and 568 transitions. [2021-11-22 23:17:47,006 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 568 transitions. [2021-11-22 23:17:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:17:47,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,037 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:47,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 391 states and 588 transitions. [2021-11-22 23:17:47,368 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 588 transitions. [2021-11-22 23:17:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:47,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,405 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:47,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 394 states and 590 transitions. [2021-11-22 23:17:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 590 transitions. [2021-11-22 23:17:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:47,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,528 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 399 states and 596 transitions. [2021-11-22 23:17:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 596 transitions. [2021-11-22 23:17:47,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:17:47,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 401 states and 598 transitions. [2021-11-22 23:17:47,650 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 598 transitions. [2021-11-22 23:17:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:17:47,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:47,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 403 states and 600 transitions. [2021-11-22 23:17:47,720 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 600 transitions. [2021-11-22 23:17:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:17:47,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 507 states and 716 transitions. [2021-11-22 23:17:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 716 transitions. [2021-11-22 23:17:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:17:49,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,872 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:49,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 512 states and 722 transitions. [2021-11-22 23:17:49,918 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 722 transitions. [2021-11-22 23:17:49,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:17:49,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,958 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 523 states and 734 transitions. [2021-11-22 23:17:50,385 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 734 transitions. [2021-11-22 23:17:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:17:50,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:50,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 534 states and 746 transitions. [2021-11-22 23:17:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 746 transitions. [2021-11-22 23:17:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:50,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 558 states and 780 transitions. [2021-11-22 23:17:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 780 transitions. [2021-11-22 23:17:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:52,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,517 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 581 states and 806 transitions. [2021-11-22 23:17:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 806 transitions. [2021-11-22 23:17:53,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:53,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 593 states and 816 transitions. [2021-11-22 23:17:53,805 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 816 transitions. [2021-11-22 23:17:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:53,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 597 states and 820 transitions. [2021-11-22 23:17:53,983 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 820 transitions. [2021-11-22 23:17:53,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:17:53,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:17:54,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 601 states and 824 transitions. [2021-11-22 23:17:54,273 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 824 transitions. [2021-11-22 23:17:54,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:54,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,309 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:54,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 620 states and 845 transitions. [2021-11-22 23:17:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 845 transitions. [2021-11-22 23:17:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:54,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,833 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:55,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 639 states and 869 transitions. [2021-11-22 23:17:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 869 transitions. [2021-11-22 23:17:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:55,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,623 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 650 states and 879 transitions. [2021-11-22 23:17:56,106 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 879 transitions. [2021-11-22 23:17:56,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:56,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 655 states and 886 transitions. [2021-11-22 23:17:56,214 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 886 transitions. [2021-11-22 23:17:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:17:56,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 660 states and 893 transitions. [2021-11-22 23:17:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 893 transitions. [2021-11-22 23:17:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:17:56,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,449 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:56,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 664 states and 897 transitions. [2021-11-22 23:17:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 897 transitions. [2021-11-22 23:17:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:17:56,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:17:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 665 states and 898 transitions. [2021-11-22 23:17:56,696 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 898 transitions. [2021-11-22 23:17:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:17:56,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,739 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:56,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 671 states and 906 transitions. [2021-11-22 23:17:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 906 transitions. [2021-11-22 23:17:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:17:56,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:57,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 677 states and 914 transitions. [2021-11-22 23:17:57,111 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 914 transitions. [2021-11-22 23:17:57,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:17:57,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:57,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:57,346 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:17:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 788 states and 1036 transitions. [2021-11-22 23:17:59,666 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1036 transitions. [2021-11-22 23:17:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:17:59,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,706 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 796 states and 1046 transitions. [2021-11-22 23:18:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1046 transitions. [2021-11-22 23:18:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:00,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 804 states and 1056 transitions. [2021-11-22 23:18:00,765 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1056 transitions. [2021-11-22 23:18:00,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:00,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 811 states and 1064 transitions. [2021-11-22 23:18:00,968 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1064 transitions. [2021-11-22 23:18:00,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:00,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 818 states and 1072 transitions. [2021-11-22 23:18:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1072 transitions. [2021-11-22 23:18:01,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:01,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 824 states and 1077 transitions. [2021-11-22 23:18:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1077 transitions. [2021-11-22 23:18:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:18:01,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,324 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 830 states and 1082 transitions. [2021-11-22 23:18:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1082 transitions. [2021-11-22 23:18:01,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:01,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,487 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 837 states and 1089 transitions. [2021-11-22 23:18:01,547 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1089 transitions. [2021-11-22 23:18:01,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:01,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,591 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 844 states and 1096 transitions. [2021-11-22 23:18:01,648 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1096 transitions. [2021-11-22 23:18:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:01,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:01,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 847 states and 1101 transitions. [2021-11-22 23:18:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1101 transitions. [2021-11-22 23:18:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:01,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,010 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 850 states and 1105 transitions. [2021-11-22 23:18:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1105 transitions. [2021-11-22 23:18:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:02,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,333 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:02,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 853 states and 1107 transitions. [2021-11-22 23:18:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1107 transitions. [2021-11-22 23:18:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:18:02,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:02,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 854 states and 1108 transitions. [2021-11-22 23:18:02,717 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1108 transitions. [2021-11-22 23:18:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:18:02,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,750 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 868 states and 1126 transitions. [2021-11-22 23:18:03,006 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1126 transitions. [2021-11-22 23:18:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:18:03,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 883 states and 1145 transitions. [2021-11-22 23:18:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1145 transitions. [2021-11-22 23:18:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:18:03,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,205 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:03,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 897 states and 1161 transitions. [2021-11-22 23:18:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1161 transitions. [2021-11-22 23:18:03,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:18:03,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:04,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 911 states and 1178 transitions. [2021-11-22 23:18:04,091 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1178 transitions. [2021-11-22 23:18:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:18:04,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 914 states and 1181 transitions. [2021-11-22 23:18:04,174 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1181 transitions. [2021-11-22 23:18:04,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:04,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,210 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:04,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 932 states and 1201 transitions. [2021-11-22 23:18:04,448 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1201 transitions. [2021-11-22 23:18:04,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:04,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 936 states and 1205 transitions. [2021-11-22 23:18:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1205 transitions. [2021-11-22 23:18:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:04,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 937 states and 1207 transitions. [2021-11-22 23:18:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1207 transitions. [2021-11-22 23:18:04,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:04,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,874 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:18:05,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 938 states and 1207 transitions. [2021-11-22 23:18:05,050 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1207 transitions. [2021-11-22 23:18:05,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:05,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,089 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:18:05,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 942 states and 1210 transitions. [2021-11-22 23:18:05,227 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1210 transitions. [2021-11-22 23:18:05,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:18:05,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,290 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:18:05,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 943 states and 1210 transitions. [2021-11-22 23:18:05,460 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1210 transitions. [2021-11-22 23:18:05,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:18:05,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 944 states and 1212 transitions. [2021-11-22 23:18:05,556 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1212 transitions. [2021-11-22 23:18:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:18:05,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,598 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 945 states and 1214 transitions. [2021-11-22 23:18:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1214 transitions. [2021-11-22 23:18:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:18:05,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:05,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 948 states and 1217 transitions. [2021-11-22 23:18:05,860 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1217 transitions. [2021-11-22 23:18:05,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:18:05,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:05,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 955 states and 1222 transitions. [2021-11-22 23:18:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1222 transitions. [2021-11-22 23:18:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:18:06,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:06,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 962 states and 1227 transitions. [2021-11-22 23:18:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1227 transitions. [2021-11-22 23:18:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:18:06,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,140 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:06,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 969 states and 1238 transitions. [2021-11-22 23:18:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1238 transitions. [2021-11-22 23:18:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:18:06,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 975 states and 1247 transitions. [2021-11-22 23:18:07,209 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1247 transitions. [2021-11-22 23:18:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:18:07,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:07,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 977 states and 1248 transitions. [2021-11-22 23:18:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1248 transitions. [2021-11-22 23:18:07,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:18:07,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 981 states and 1251 transitions. [2021-11-22 23:18:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1251 transitions. [2021-11-22 23:18:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:18:07,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 985 states and 1254 transitions. [2021-11-22 23:18:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1254 transitions. [2021-11-22 23:18:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:07,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1014 states and 1286 transitions. [2021-11-22 23:18:08,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1286 transitions. [2021-11-22 23:18:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:18:08,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1030 states and 1303 transitions. [2021-11-22 23:18:08,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1303 transitions. [2021-11-22 23:18:08,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:08,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1059 states and 1336 transitions. [2021-11-22 23:18:08,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1336 transitions. [2021-11-22 23:18:08,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:08,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1088 states and 1367 transitions. [2021-11-22 23:18:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1367 transitions. [2021-11-22 23:18:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:08,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,780 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1089 states and 1367 transitions. [2021-11-22 23:18:08,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1367 transitions. [2021-11-22 23:18:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:08,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1094 states and 1373 transitions. [2021-11-22 23:18:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1373 transitions. [2021-11-22 23:18:08,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:08,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,083 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:09,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1103 states and 1383 transitions. [2021-11-22 23:18:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1383 transitions. [2021-11-22 23:18:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:09,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:09,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1112 states and 1395 transitions. [2021-11-22 23:18:09,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1395 transitions. [2021-11-22 23:18:09,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:09,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,513 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1113 states and 1395 transitions. [2021-11-22 23:18:09,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1395 transitions. [2021-11-22 23:18:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:09,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:09,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1115 states and 1398 transitions. [2021-11-22 23:18:09,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1398 transitions. [2021-11-22 23:18:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:09,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1116 states and 1399 transitions. [2021-11-22 23:18:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1399 transitions. [2021-11-22 23:18:09,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:09,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:18:09,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1117 states and 1400 transitions. [2021-11-22 23:18:09,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1400 transitions. [2021-11-22 23:18:09,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:09,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:12,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1184 states and 1474 transitions. [2021-11-22 23:18:12,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1474 transitions. [2021-11-22 23:18:12,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:12,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:12,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1200 states and 1491 transitions. [2021-11-22 23:18:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1491 transitions. [2021-11-22 23:18:12,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:12,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,866 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1212 states and 1502 transitions. [2021-11-22 23:18:13,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1502 transitions. [2021-11-22 23:18:13,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:13,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,616 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 68 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1272 states and 1569 transitions. [2021-11-22 23:18:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1569 transitions. [2021-11-22 23:18:15,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:15,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 68 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1331 states and 1635 transitions. [2021-11-22 23:18:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1635 transitions. [2021-11-22 23:18:17,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:17,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:19,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1396 states and 1707 transitions. [2021-11-22 23:18:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1707 transitions. [2021-11-22 23:18:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:19,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:19,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1460 states and 1783 transitions. [2021-11-22 23:18:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1783 transitions. [2021-11-22 23:18:21,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:21,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,717 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:22,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1473 states and 1793 transitions. [2021-11-22 23:18:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1793 transitions. [2021-11-22 23:18:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:18:22,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,155 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1475 states and 1796 transitions. [2021-11-22 23:18:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1796 transitions. [2021-11-22 23:18:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:18:22,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:18:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1476 states and 1796 transitions. [2021-11-22 23:18:22,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 1796 transitions. [2021-11-22 23:18:22,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:18:22,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,653 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:23,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:23,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1500 states and 1827 transitions. [2021-11-22 23:18:23,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1827 transitions. [2021-11-22 23:18:23,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:18:23,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:23,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:25,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1529 states and 1862 transitions. [2021-11-22 23:18:25,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1862 transitions. [2021-11-22 23:18:25,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:18:25,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1537 states and 1869 transitions. [2021-11-22 23:18:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1869 transitions. [2021-11-22 23:18:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:18:26,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,138 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1548 states and 1880 transitions. [2021-11-22 23:18:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1880 transitions. [2021-11-22 23:18:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:18:26,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1550 states and 1881 transitions. [2021-11-22 23:18:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1881 transitions. [2021-11-22 23:18:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:29,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:29,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1581 states and 1915 transitions. [2021-11-22 23:18:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1915 transitions. [2021-11-22 23:18:29,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:29,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:29,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:29,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,140 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:30,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1609 states and 1944 transitions. [2021-11-22 23:18:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1944 transitions. [2021-11-22 23:18:30,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:30,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,482 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:30,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1621 states and 1955 transitions. [2021-11-22 23:18:30,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1955 transitions. [2021-11-22 23:18:30,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:30,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:30,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1633 states and 1966 transitions. [2021-11-22 23:18:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1966 transitions. [2021-11-22 23:18:30,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:30,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,936 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:18:31,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1637 states and 1969 transitions. [2021-11-22 23:18:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 1969 transitions. [2021-11-22 23:18:31,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:31,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:18:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1641 states and 1972 transitions. [2021-11-22 23:18:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1972 transitions. [2021-11-22 23:18:31,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:18:31,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,757 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1768 states and 2105 transitions. [2021-11-22 23:18:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2105 transitions. [2021-11-22 23:18:33,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:18:33,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,782 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:18:34,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1769 states and 2105 transitions. [2021-11-22 23:18:34,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2105 transitions. [2021-11-22 23:18:34,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:18:34,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:18:34,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1774 states and 2109 transitions. [2021-11-22 23:18:34,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2109 transitions. [2021-11-22 23:18:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:18:34,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:18:34,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1779 states and 2113 transitions. [2021-11-22 23:18:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2113 transitions. [2021-11-22 23:18:34,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:18:34,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,613 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:35,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1815 states and 2153 transitions. [2021-11-22 23:18:35,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2153 transitions. [2021-11-22 23:18:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:18:35,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:36,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1851 states and 2192 transitions. [2021-11-22 23:18:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2192 transitions. [2021-11-22 23:18:36,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:18:36,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1868 states and 2214 transitions. [2021-11-22 23:18:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2214 transitions. [2021-11-22 23:18:37,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:18:37,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,803 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-22 23:18:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1869 states and 2226 transitions. [2021-11-22 23:18:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2226 transitions. [2021-11-22 23:18:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:18:37,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1877 states and 2237 transitions. [2021-11-22 23:18:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2237 transitions. [2021-11-22 23:18:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:18:38,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1885 states and 2248 transitions. [2021-11-22 23:18:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2248 transitions. [2021-11-22 23:18:38,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:18:38,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:40,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1923 states and 2297 transitions. [2021-11-22 23:18:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2297 transitions. [2021-11-22 23:18:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:18:40,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:40,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1961 states and 2347 transitions. [2021-11-22 23:18:42,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2347 transitions. [2021-11-22 23:18:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:18:42,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,730 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-22 23:18:42,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1962 states and 2347 transitions. [2021-11-22 23:18:42,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2347 transitions. [2021-11-22 23:18:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:18:42,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,807 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1993 states and 2386 transitions. [2021-11-22 23:18:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2386 transitions. [2021-11-22 23:18:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:18:44,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:45,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2024 states and 2423 transitions. [2021-11-22 23:18:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2423 transitions. [2021-11-22 23:18:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:18:45,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:46,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:46,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2029 states and 2430 transitions. [2021-11-22 23:18:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2430 transitions. [2021-11-22 23:18:46,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:46,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:46,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:47,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:47,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2037 states and 2441 transitions. [2021-11-22 23:18:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2441 transitions. [2021-11-22 23:18:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:47,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:47,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:47,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2044 states and 2450 transitions. [2021-11-22 23:18:47,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2450 transitions. [2021-11-22 23:18:47,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:47,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:47,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:47,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:47,406 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2048 states and 2454 transitions. [2021-11-22 23:18:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2454 transitions. [2021-11-22 23:18:47,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:47,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:47,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2102 states and 2512 transitions. [2021-11-22 23:18:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2512 transitions. [2021-11-22 23:18:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:49,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 96 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2156 states and 2573 transitions. [2021-11-22 23:18:52,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2573 transitions. [2021-11-22 23:18:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:52,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:52,184 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 97 proven. 31 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:52,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2169 states and 2586 transitions. [2021-11-22 23:18:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2586 transitions. [2021-11-22 23:18:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:52,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 97 proven. 31 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:53,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2181 states and 2598 transitions. [2021-11-22 23:18:53,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2598 transitions. [2021-11-22 23:18:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:18:53,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:53,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:53,737 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:55,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2196 states and 2615 transitions. [2021-11-22 23:18:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 2615 transitions. [2021-11-22 23:18:55,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:18:55,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,064 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2621 states to 2202 states and 2621 transitions. [2021-11-22 23:18:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2621 transitions. [2021-11-22 23:18:55,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:18:55,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,164 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:18:56,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2206 states and 2626 transitions. [2021-11-22 23:18:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2626 transitions. [2021-11-22 23:18:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:56,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:56,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2208 states and 2630 transitions. [2021-11-22 23:18:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2630 transitions. [2021-11-22 23:18:56,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:56,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2210 states and 2634 transitions. [2021-11-22 23:18:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2634 transitions. [2021-11-22 23:18:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:57,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,119 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2218 states and 2642 transitions. [2021-11-22 23:18:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2642 transitions. [2021-11-22 23:18:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:57,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:18:58,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2226 states and 2650 transitions. [2021-11-22 23:18:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2650 transitions. [2021-11-22 23:18:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:58,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:58,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:18:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2227 states and 2651 transitions. [2021-11-22 23:18:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2651 transitions. [2021-11-22 23:18:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:18:59,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:18:59,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2229 states and 2652 transitions. [2021-11-22 23:18:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2229 states and 2652 transitions. [2021-11-22 23:18:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:18:59,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:18:59,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:59,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2233 states and 2656 transitions. [2021-11-22 23:18:59,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2656 transitions. [2021-11-22 23:18:59,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:18:59,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:59,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:19:00,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2660 states to 2237 states and 2660 transitions. [2021-11-22 23:19:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2660 transitions. [2021-11-22 23:19:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:19:00,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:19:00,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2239 states and 2661 transitions. [2021-11-22 23:19:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2661 transitions. [2021-11-22 23:19:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:19:00,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:00,673 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:19:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2241 states and 2662 transitions. [2021-11-22 23:19:01,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2662 transitions. [2021-11-22 23:19:01,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:19:01,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,050 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:19:01,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:01,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2247 states and 2667 transitions. [2021-11-22 23:19:01,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2667 transitions. [2021-11-22 23:19:01,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:19:01,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:01,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2254 states and 2678 transitions. [2021-11-22 23:19:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2678 transitions. [2021-11-22 23:19:02,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:19:02,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2263 states and 2687 transitions. [2021-11-22 23:19:03,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2687 transitions. [2021-11-22 23:19:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:19:03,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,700 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:03,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:03,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2266 states and 2689 transitions. [2021-11-22 23:19:03,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2689 transitions. [2021-11-22 23:19:03,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-22 23:19:03,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:03,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:19:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2267 states and 2689 transitions. [2021-11-22 23:19:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 2689 transitions. [2021-11-22 23:19:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:04,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:04,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2398 states and 2842 transitions. [2021-11-22 23:19:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2842 transitions. [2021-11-22 23:19:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:09,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2401 states and 2845 transitions. [2021-11-22 23:19:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2845 transitions. [2021-11-22 23:19:09,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:09,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2404 states and 2848 transitions. [2021-11-22 23:19:09,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 2848 transitions. [2021-11-22 23:19:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:09,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:19:10,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2406 states and 2851 transitions. [2021-11-22 23:19:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2851 transitions. [2021-11-22 23:19:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:10,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:19:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2411 states and 2855 transitions. [2021-11-22 23:19:10,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2855 transitions. [2021-11-22 23:19:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,589 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:19:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2415 states and 2858 transitions. [2021-11-22 23:19:10,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2858 transitions. [2021-11-22 23:19:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-22 23:19:10,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:19:11,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2417 states and 2859 transitions. [2021-11-22 23:19:11,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2859 transitions. [2021-11-22 23:19:11,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:19:11,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,158 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:19:11,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2424 states and 2868 transitions. [2021-11-22 23:19:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2424 states and 2868 transitions. [2021-11-22 23:19:11,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:19:11,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,893 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:14,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2445 states and 2899 transitions. [2021-11-22 23:19:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2899 transitions. [2021-11-22 23:19:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:19:14,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:17,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2481 states and 2945 transitions. [2021-11-22 23:19:17,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2945 transitions. [2021-11-22 23:19:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:19:17,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2498 states and 2962 transitions. [2021-11-22 23:19:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 2962 transitions. [2021-11-22 23:19:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:19:19,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:19,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 135 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2503 states and 2967 transitions. [2021-11-22 23:19:20,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 2967 transitions. [2021-11-22 23:19:20,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:19:20,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:21,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2511 states and 2977 transitions. [2021-11-22 23:19:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2977 transitions. [2021-11-22 23:19:21,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:19:21,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,333 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2519 states and 2988 transitions. [2021-11-22 23:19:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 2988 transitions. [2021-11-22 23:19:22,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:19:22,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:23,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2539 states and 3013 transitions. [2021-11-22 23:19:23,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 3013 transitions. [2021-11-22 23:19:23,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:19:23,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:24,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 2559 states and 3036 transitions. [2021-11-22 23:19:24,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3036 transitions. [2021-11-22 23:19:24,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:19:24,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3043 states to 2564 states and 3043 transitions. [2021-11-22 23:19:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3043 transitions. [2021-11-22 23:19:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-22 23:19:25,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,357 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2569 states and 3048 transitions. [2021-11-22 23:19:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3048 transitions. [2021-11-22 23:19:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-22 23:19:25,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:25,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:26,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 2574 states and 3053 transitions. [2021-11-22 23:19:26,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3053 transitions. [2021-11-22 23:19:26,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:26,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,489 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:26,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2584 states and 3062 transitions. [2021-11-22 23:19:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3062 transitions. [2021-11-22 23:19:26,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:26,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:19:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 2594 states and 3071 transitions. [2021-11-22 23:19:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3071 transitions. [2021-11-22 23:19:26,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:26,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2633 states and 3115 transitions. [2021-11-22 23:19:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3115 transitions. [2021-11-22 23:19:29,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:29,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,343 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2669 states and 3155 transitions. [2021-11-22 23:19:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3155 transitions. [2021-11-22 23:19:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:31,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,352 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:32,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 2701 states and 3186 transitions. [2021-11-22 23:19:32,483 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3186 transitions. [2021-11-22 23:19:32,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:32,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:33,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 2710 states and 3195 transitions. [2021-11-22 23:19:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3195 transitions. [2021-11-22 23:19:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:33,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 2715 states and 3200 transitions. [2021-11-22 23:19:34,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 3200 transitions. [2021-11-22 23:19:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:34,079 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:37,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 2751 states and 3237 transitions. [2021-11-22 23:19:37,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 3237 transitions. [2021-11-22 23:19:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-22 23:19:37,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:19:39,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2777 states and 3265 transitions. [2021-11-22 23:19:39,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2777 states and 3265 transitions. [2021-11-22 23:19:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:39,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2781 states and 3270 transitions. [2021-11-22 23:19:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3270 transitions. [2021-11-22 23:19:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:40,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:41,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 2785 states and 3274 transitions. [2021-11-22 23:19:41,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3274 transitions. [2021-11-22 23:19:41,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:41,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:41,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2790 states and 3278 transitions. [2021-11-22 23:19:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 3278 transitions. [2021-11-22 23:19:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:41,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2794 states and 3284 transitions. [2021-11-22 23:19:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3284 transitions. [2021-11-22 23:19:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:42,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2798 states and 3287 transitions. [2021-11-22 23:19:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3287 transitions. [2021-11-22 23:19:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:42,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 2803 states and 3290 transitions. [2021-11-22 23:19:43,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 3290 transitions. [2021-11-22 23:19:43,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-22 23:19:43,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:19:43,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2805 states and 3291 transitions. [2021-11-22 23:19:43,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3291 transitions. [2021-11-22 23:19:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-22 23:19:43,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:19:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3293 states to 2807 states and 3293 transitions. [2021-11-22 23:19:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3293 transitions. [2021-11-22 23:19:43,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:19:43,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:43,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 160 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:46,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:46,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 2838 states and 3331 transitions. [2021-11-22 23:19:46,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3331 transitions. [2021-11-22 23:19:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:19:46,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:46,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 160 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3370 states to 2869 states and 3370 transitions. [2021-11-22 23:19:50,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 3370 transitions. [2021-11-22 23:19:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:19:50,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 160 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:51,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:51,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 2879 states and 3380 transitions. [2021-11-22 23:19:51,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3380 transitions. [2021-11-22 23:19:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:19:51,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:51,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,825 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 160 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2889 states and 3390 transitions. [2021-11-22 23:19:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 3390 transitions. [2021-11-22 23:19:53,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-22 23:19:53,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:53,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:53,818 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 93 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:00,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 3020 states and 3541 transitions. [2021-11-22 23:20:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3541 transitions. [2021-11-22 23:20:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-22 23:20:00,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:00,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:20:01,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 3031 states and 3557 transitions. [2021-11-22 23:20:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3031 states and 3557 transitions. [2021-11-22 23:20:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-22 23:20:01,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3048 states and 3575 transitions. [2021-11-22 23:20:03,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3048 states and 3575 transitions. [2021-11-22 23:20:03,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-22 23:20:03,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:04,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3065 states and 3594 transitions. [2021-11-22 23:20:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3594 transitions. [2021-11-22 23:20:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:20:04,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:04,729 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-22 23:20:05,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3076 states and 3608 transitions. [2021-11-22 23:20:05,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3608 transitions. [2021-11-22 23:20:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:20:05,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-22 23:20:05,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3086 states and 3618 transitions. [2021-11-22 23:20:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3618 transitions. [2021-11-22 23:20:05,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:20:05,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,723 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:20:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3647 states to 3113 states and 3647 transitions. [2021-11-22 23:20:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3647 transitions. [2021-11-22 23:20:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:20:07,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:20:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3140 states and 3676 transitions. [2021-11-22 23:20:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3676 transitions. [2021-11-22 23:20:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-22 23:20:08,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,451 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:20:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 3141 states and 3677 transitions. [2021-11-22 23:20:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3677 transitions. [2021-11-22 23:20:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-22 23:20:08,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,285 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 197 proven. 18 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:20:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3194 states and 3738 transitions. [2021-11-22 23:20:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3738 transitions. [2021-11-22 23:20:13,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-22 23:20:13,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 197 proven. 18 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:20:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:15,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3757 states to 3215 states and 3757 transitions. [2021-11-22 23:20:15,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3757 transitions. [2021-11-22 23:20:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-22 23:20:15,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:15,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,122 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 197 proven. 18 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:20:16,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:16,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3219 states and 3761 transitions. [2021-11-22 23:20:16,722 INFO L276 IsEmpty]: Start isEmpty. Operand 3219 states and 3761 transitions. [2021-11-22 23:20:16,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:16,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:16,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,795 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-22 23:20:18,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3223 states and 3770 transitions. [2021-11-22 23:20:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 3770 transitions. [2021-11-22 23:20:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:18,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,439 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3268 states and 3824 transitions. [2021-11-22 23:20:21,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 3824 transitions. [2021-11-22 23:20:21,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:21,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,860 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:22,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3271 states and 3829 transitions. [2021-11-22 23:20:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 3271 states and 3829 transitions. [2021-11-22 23:20:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:22,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,369 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3852 states to 3290 states and 3852 transitions. [2021-11-22 23:20:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3852 transitions. [2021-11-22 23:20:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3294 states and 3856 transitions. [2021-11-22 23:20:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3856 transitions. [2021-11-22 23:20:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:25,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:25,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:25,956 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:27,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3328 states and 3888 transitions. [2021-11-22 23:20:27,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3888 transitions. [2021-11-22 23:20:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-22 23:20:28,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:28,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:28,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:28,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3332 states and 3892 transitions. [2021-11-22 23:20:28,584 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 3892 transitions. [2021-11-22 23:20:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:28,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:28,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:28,632 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:29,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:29,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3339 states and 3902 transitions. [2021-11-22 23:20:29,583 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3902 transitions. [2021-11-22 23:20:29,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:29,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:29,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:29,625 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:30,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3907 states to 3343 states and 3907 transitions. [2021-11-22 23:20:30,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3343 states and 3907 transitions. [2021-11-22 23:20:30,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:30,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,754 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:31,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3350 states and 3914 transitions. [2021-11-22 23:20:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3914 transitions. [2021-11-22 23:20:31,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:31,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:31,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:31,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:31,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3352 states and 3915 transitions. [2021-11-22 23:20:31,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 3915 transitions. [2021-11-22 23:20:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:31,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:31,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:31,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:31,469 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 3359 states and 3922 transitions. [2021-11-22 23:20:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 3922 transitions. [2021-11-22 23:20:32,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:32,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:32,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:32,989 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3361 states and 3923 transitions. [2021-11-22 23:20:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3923 transitions. [2021-11-22 23:20:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-22 23:20:33,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:33,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:20:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 3363 states and 3924 transitions. [2021-11-22 23:20:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 3363 states and 3924 transitions. [2021-11-22 23:20:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-22 23:20:33,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:33,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:34,107 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-22 23:20:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4097 states to 3516 states and 4097 transitions. [2021-11-22 23:20:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3516 states and 4097 transitions. [2021-11-22 23:20:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-22 23:20:40,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-22 23:20:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 3530 states and 4110 transitions. [2021-11-22 23:20:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 4110 transitions. [2021-11-22 23:20:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-22 23:20:41,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:41,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-22 23:20:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 3677 states and 4291 transitions. [2021-11-22 23:20:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3677 states and 4291 transitions. [2021-11-22 23:20:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-22 23:20:48,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 3693 states and 4309 transitions. [2021-11-22 23:20:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3693 states and 4309 transitions. [2021-11-22 23:20:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-22 23:20:48,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,898 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4328 states to 3709 states and 4328 transitions. [2021-11-22 23:20:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 4328 transitions. [2021-11-22 23:20:49,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-22 23:20:49,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:49,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4340 states to 3721 states and 4340 transitions. [2021-11-22 23:20:50,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 4340 transitions. [2021-11-22 23:20:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-22 23:20:50,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-22 23:20:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 3733 states and 4351 transitions. [2021-11-22 23:20:51,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 4351 transitions. [2021-11-22 23:20:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-22 23:20:51,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-22 23:20:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 3745 states and 4362 transitions. [2021-11-22 23:20:51,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 4362 transitions. [2021-11-22 23:20:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:20:51,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:20:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 3776 states and 4418 transitions. [2021-11-22 23:20:58,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 4418 transitions. [2021-11-22 23:20:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:20:58,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 3847 states and 4500 transitions. [2021-11-22 23:21:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3847 states and 4500 transitions. [2021-11-22 23:21:06,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:21:06,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:06,089 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4571 states to 3909 states and 4571 transitions. [2021-11-22 23:21:13,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3909 states and 4571 transitions. [2021-11-22 23:21:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:21:13,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 3911 states and 4573 transitions. [2021-11-22 23:21:14,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 4573 transitions. [2021-11-22 23:21:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:21:14,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:14,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,488 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:19,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 3974 states and 4633 transitions. [2021-11-22 23:21:19,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 4633 transitions. [2021-11-22 23:21:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:21:19,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:19,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:21,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:21,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4644 states to 3983 states and 4644 transitions. [2021-11-22 23:21:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 4644 transitions. [2021-11-22 23:21:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-22 23:21:21,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:21,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,805 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 167 proven. 94 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:21:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:24,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4010 states and 4673 transitions. [2021-11-22 23:21:24,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 4673 transitions. [2021-11-22 23:21:24,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:21:24,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:24,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 173 proven. 92 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:21:27,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4694 states to 4030 states and 4694 transitions. [2021-11-22 23:21:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 4694 transitions. [2021-11-22 23:21:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:21:27,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,851 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 173 proven. 92 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:21:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 4054 states and 4725 transitions. [2021-11-22 23:21:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 4725 transitions. [2021-11-22 23:21:31,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-22 23:21:31,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:31,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 173 proven. 92 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:21:34,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 4064 states and 4735 transitions. [2021-11-22 23:21:34,395 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 4735 transitions. [2021-11-22 23:21:34,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:34,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,445 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:37,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 4075 states and 4750 transitions. [2021-11-22 23:21:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 4750 transitions. [2021-11-22 23:21:37,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:37,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:39,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:39,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4084 states and 4763 transitions. [2021-11-22 23:21:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 4763 transitions. [2021-11-22 23:21:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:39,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:39,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:39,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:40,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4087 states and 4765 transitions. [2021-11-22 23:21:40,435 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4765 transitions. [2021-11-22 23:21:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:40,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:40,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:41,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:41,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 4093 states and 4771 transitions. [2021-11-22 23:21:41,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4093 states and 4771 transitions. [2021-11-22 23:21:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:41,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:41,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,473 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4776 states to 4097 states and 4776 transitions. [2021-11-22 23:21:43,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 4776 transitions. [2021-11-22 23:21:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:43,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:43,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4101 states and 4779 transitions. [2021-11-22 23:21:44,548 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 4779 transitions. [2021-11-22 23:21:44,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:44,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,606 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:44,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4782 states to 4102 states and 4782 transitions. [2021-11-22 23:21:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4782 transitions. [2021-11-22 23:21:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4104 states and 4783 transitions. [2021-11-22 23:21:45,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4104 states and 4783 transitions. [2021-11-22 23:21:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:45,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,437 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4789 states to 4110 states and 4789 transitions. [2021-11-22 23:21:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 4789 transitions. [2021-11-22 23:21:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 4113 states and 4791 transitions. [2021-11-22 23:21:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 4113 states and 4791 transitions. [2021-11-22 23:21:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:48,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:49,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4794 states to 4117 states and 4794 transitions. [2021-11-22 23:21:49,602 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 4794 transitions. [2021-11-22 23:21:49,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:49,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:50,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 4121 states and 4797 transitions. [2021-11-22 23:21:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 4797 transitions. [2021-11-22 23:21:50,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:50,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:50,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,355 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4804 states to 4127 states and 4804 transitions. [2021-11-22 23:21:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 4804 transitions. [2021-11-22 23:21:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-22 23:21:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:21:52,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4806 states to 4130 states and 4806 transitions. [2021-11-22 23:21:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 4806 transitions. [2021-11-22 23:21:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-22 23:21:52,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 29 proven. 291 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4174 states and 4878 transitions. [2021-11-22 23:22:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 4878 transitions. [2021-11-22 23:22:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-22 23:22:05,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,989 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 29 proven. 291 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4922 states to 4209 states and 4922 transitions. [2021-11-22 23:22:12,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4209 states and 4922 transitions. [2021-11-22 23:22:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-22 23:22:12,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 29 proven. 291 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:13,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4924 states to 4212 states and 4924 transitions. [2021-11-22 23:22:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4212 states and 4924 transitions. [2021-11-22 23:22:13,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-22 23:22:13,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:13,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 183 proven. 110 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:19,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:19,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 4236 states and 4959 transitions. [2021-11-22 23:22:19,870 INFO L276 IsEmpty]: Start isEmpty. Operand 4236 states and 4959 transitions. [2021-11-22 23:22:19,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-22 23:22:19,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:19,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:19,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:19,959 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 183 proven. 110 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4991 states to 4265 states and 4991 transitions. [2021-11-22 23:22:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 4265 states and 4991 transitions. [2021-11-22 23:22:24,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-22 23:22:24,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:24,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 183 proven. 110 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5002 states to 4277 states and 5002 transitions. [2021-11-22 23:22:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 5002 transitions. [2021-11-22 23:22:25,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-22 23:22:25,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,785 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 183 proven. 110 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-22 23:22:27,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5005 states to 4279 states and 5005 transitions. [2021-11-22 23:22:27,656 INFO L276 IsEmpty]: Start isEmpty. Operand 4279 states and 5005 transitions. [2021-11-22 23:22:27,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-22 23:22:27,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-22 23:22:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 4297 states and 5023 transitions. [2021-11-22 23:22:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 4297 states and 5023 transitions. [2021-11-22 23:22:29,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-22 23:22:29,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:29,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:22:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5023 states to 4298 states and 5023 transitions. [2021-11-22 23:22:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 4298 states and 5023 transitions. [2021-11-22 23:22:30,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-22 23:22:30,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-22 23:22:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:31,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5035 states to 4312 states and 5035 transitions. [2021-11-22 23:22:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 4312 states and 5035 transitions. [2021-11-22 23:22:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-22 23:22:31,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:31,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,628 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 58 proven. 321 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-22 23:22:32,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 4313 states and 5041 transitions. [2021-11-22 23:22:32,834 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 5041 transitions. [2021-11-22 23:22:32,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-22 23:22:32,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 152 proven. 152 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-22 23:22:35,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5122 states to 4392 states and 5122 transitions. [2021-11-22 23:22:35,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4392 states and 5122 transitions. [2021-11-22 23:22:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:22:35,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:35,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,619 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-22 23:22:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5142 states to 4410 states and 5142 transitions. [2021-11-22 23:22:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4410 states and 5142 transitions. [2021-11-22 23:22:37,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:22:37,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:37,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:37,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 316 proven. 84 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:44,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 4463 states and 5204 transitions. [2021-11-22 23:22:44,675 INFO L276 IsEmpty]: Start isEmpty. Operand 4463 states and 5204 transitions. [2021-11-22 23:22:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:22:44,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:44,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:44,751 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 316 proven. 84 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5208 states to 4469 states and 5208 transitions. [2021-11-22 23:22:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 4469 states and 5208 transitions. [2021-11-22 23:22:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-22 23:22:47,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:47,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 316 proven. 84 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:48,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:48,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5211 states to 4473 states and 5211 transitions. [2021-11-22 23:22:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4473 states and 5211 transitions. [2021-11-22 23:22:48,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:22:48,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:48,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:51,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5240 states to 4491 states and 5240 transitions. [2021-11-22 23:22:51,116 INFO L276 IsEmpty]: Start isEmpty. Operand 4491 states and 5240 transitions. [2021-11-22 23:22:51,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:22:51,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:51,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:53,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5260 states to 4507 states and 5260 transitions. [2021-11-22 23:22:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 4507 states and 5260 transitions. [2021-11-22 23:22:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:22:53,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:53,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:56,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5266 states to 4515 states and 5266 transitions. [2021-11-22 23:22:56,729 INFO L276 IsEmpty]: Start isEmpty. Operand 4515 states and 5266 transitions. [2021-11-22 23:22:56,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:22:56,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:56,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:56,787 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:22:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5275 states to 4522 states and 5275 transitions. [2021-11-22 23:22:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 4522 states and 5275 transitions. [2021-11-22 23:22:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:22:59,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:59,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:23:02,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5284 states to 4533 states and 5284 transitions. [2021-11-22 23:23:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4533 states and 5284 transitions. [2021-11-22 23:23:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:23:02,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:02,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:02,525 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:23:03,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5290 states to 4539 states and 5290 transitions. [2021-11-22 23:23:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 4539 states and 5290 transitions. [2021-11-22 23:23:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-22 23:23:03,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:03,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:03,631 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 87 proven. 351 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-22 23:23:07,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5307 states to 4550 states and 5307 transitions. [2021-11-22 23:23:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4550 states and 5307 transitions. [2021-11-22 23:23:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-22 23:23:07,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:07,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 305 proven. 91 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-22 23:23:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:12,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5318 states to 4556 states and 5318 transitions. [2021-11-22 23:23:12,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4556 states and 5318 transitions. [2021-11-22 23:23:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-22 23:23:12,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:12,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:12,898 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 305 proven. 91 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-22 23:23:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5324 states to 4560 states and 5324 transitions. [2021-11-22 23:23:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 4560 states and 5324 transitions. [2021-11-22 23:23:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-22 23:23:15,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:15,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 305 proven. 91 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-22 23:23:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5327 states to 4562 states and 5327 transitions. [2021-11-22 23:23:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 4562 states and 5327 transitions. [2021-11-22 23:23:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:18,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:18,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 227 proven. 4 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-22 23:23:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:20,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5338 states to 4569 states and 5338 transitions. [2021-11-22 23:23:20,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4569 states and 5338 transitions. [2021-11-22 23:23:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:20,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:20,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:20,593 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 227 proven. 4 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-22 23:23:21,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5346 states to 4576 states and 5346 transitions. [2021-11-22 23:23:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 4576 states and 5346 transitions. [2021-11-22 23:23:21,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:21,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:21,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 227 proven. 4 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-22 23:23:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5347 states to 4578 states and 5347 transitions. [2021-11-22 23:23:22,077 INFO L276 IsEmpty]: Start isEmpty. Operand 4578 states and 5347 transitions. [2021-11-22 23:23:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:22,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:22,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:22,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:22,153 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5352 states to 4584 states and 5352 transitions. [2021-11-22 23:23:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4584 states and 5352 transitions. [2021-11-22 23:23:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:23,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:23,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5352 states to 4585 states and 5352 transitions. [2021-11-22 23:23:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 4585 states and 5352 transitions. [2021-11-22 23:23:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:24,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:24,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:27,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5431 states to 4657 states and 5431 transitions. [2021-11-22 23:23:27,802 INFO L276 IsEmpty]: Start isEmpty. Operand 4657 states and 5431 transitions. [2021-11-22 23:23:27,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:27,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:27,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:27,872 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:28,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:28,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5433 states to 4660 states and 5433 transitions. [2021-11-22 23:23:28,521 INFO L276 IsEmpty]: Start isEmpty. Operand 4660 states and 5433 transitions. [2021-11-22 23:23:28,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:28,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:28,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:31,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5466 states to 4691 states and 5466 transitions. [2021-11-22 23:23:31,776 INFO L276 IsEmpty]: Start isEmpty. Operand 4691 states and 5466 transitions. [2021-11-22 23:23:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:31,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:31,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:33,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5488 states to 4714 states and 5488 transitions. [2021-11-22 23:23:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4714 states and 5488 transitions. [2021-11-22 23:23:33,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-22 23:23:33,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:33,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:33,545 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:23:34,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:34,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5492 states to 4719 states and 5492 transitions. [2021-11-22 23:23:34,518 INFO L276 IsEmpty]: Start isEmpty. Operand 4719 states and 5492 transitions. [2021-11-22 23:23:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:34,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:34,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:34,592 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:35,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5500 states to 4728 states and 5500 transitions. [2021-11-22 23:23:35,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4728 states and 5500 transitions. [2021-11-22 23:23:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:35,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:35,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5542 states to 4769 states and 5542 transitions. [2021-11-22 23:23:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 4769 states and 5542 transitions. [2021-11-22 23:23:40,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:40,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:40,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:40,359 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5543 states to 4771 states and 5543 transitions. [2021-11-22 23:23:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4771 states and 5543 transitions. [2021-11-22 23:23:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:40,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:40,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:43,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5573 states to 4802 states and 5573 transitions. [2021-11-22 23:23:43,625 INFO L276 IsEmpty]: Start isEmpty. Operand 4802 states and 5573 transitions. [2021-11-22 23:23:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:43,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:43,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:44,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:44,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5578 states to 4807 states and 5578 transitions. [2021-11-22 23:23:44,702 INFO L276 IsEmpty]: Start isEmpty. Operand 4807 states and 5578 transitions. [2021-11-22 23:23:44,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-22 23:23:44,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:44,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:23:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:46,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5582 states to 4812 states and 5582 transitions. [2021-11-22 23:23:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4812 states and 5582 transitions. [2021-11-22 23:23:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-22 23:23:46,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:46,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms