./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/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_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/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 64bit --witnessprinter.graph.data.programhash 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:50:42,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:50:42,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:50:42,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:50:42,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:50:42,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:50:42,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:50:42,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:50:42,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:50:42,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:50:42,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:50:42,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:50:42,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:50:42,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:50:42,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:50:42,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:50:42,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:50:42,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:50:42,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:50:42,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:50:42,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:50:42,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:50:42,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:50:42,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:50:42,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:50:42,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:50:42,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:50:42,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:50:42,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:50:42,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:50:42,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:50:42,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:50:42,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:50:42,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:50:42,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:50:42,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:50:42,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:50:42,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:50:42,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:50:42,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:50:42,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:50:42,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 00:50:43,006 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:50:43,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:50:43,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:50:43,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:50:43,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:50:43,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:50:43,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:50:43,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:50:43,009 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:50:43,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:50:43,010 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:50:43,010 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:50:43,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:50:43,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:43,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:50:43,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:50:43,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:50:43,011 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:50:43,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:50:43,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:50:43,012 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_a97e6c8c-a4cf-4503-9289-a7e0cb966064/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a [2021-11-23 00:50:43,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:50:43,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:50:43,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:50:43,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:50:43,352 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:50:43,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 00:50:43,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/data/f80b6a102/6052f89e19884935a45f7b7aaf3ff9fd/FLAG415be1528 [2021-11-23 00:50:44,238 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:50:44,240 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 00:50:44,287 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/data/f80b6a102/6052f89e19884935a45f7b7aaf3ff9fd/FLAG415be1528 [2021-11-23 00:50:44,784 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/data/f80b6a102/6052f89e19884935a45f7b7aaf3ff9fd [2021-11-23 00:50:44,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:50:44,788 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:50:44,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:44,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:50:44,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:50:44,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:44" (1/1) ... [2021-11-23 00:50:44,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61aba5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:44, skipping insertion in model container [2021-11-23 00:50:44,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:50:44" (1/1) ... [2021-11-23 00:50:44,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:50:44,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:50:45,604 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_a97e6c8c-a4cf-4503-9289-a7e0cb966064/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 00:50:46,116 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:46,167 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:50:46,277 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_a97e6c8c-a4cf-4503-9289-a7e0cb966064/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 00:50:46,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:50:46,763 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:50:46,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46 WrapperNode [2021-11-23 00:50:46,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:50:46,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:46,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:50:46,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:50:46,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:46,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:46,979 INFO L137 Inliner]: procedures = 141, calls = 724, calls flagged for inlining = 69, calls inlined = 55, statements flattened = 1676 [2021-11-23 00:50:46,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:50:46,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:50:46,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:50:46,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:50:46,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:46,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:50:47,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:50:47,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:50:47,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:50:47,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:50:46" (1/1) ... [2021-11-23 00:50:47,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:50:47,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:50:47,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:50:47,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a97e6c8c-a4cf-4503-9289-a7e0cb966064/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:50:47,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 00:50:47,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 00:50:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:50:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2021-11-23 00:50:47,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2021-11-23 00:50:47,268 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 00:50:47,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 00:50:47,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 00:50:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 00:50:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-11-23 00:50:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-11-23 00:50:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 00:50:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 00:50:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:50:47,270 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2021-11-23 00:50:47,270 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2021-11-23 00:50:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 00:50:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 00:50:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 00:50:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 00:50:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-11-23 00:50:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-11-23 00:50:47,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:50:47,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:50:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2021-11-23 00:50:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2021-11-23 00:50:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 00:50:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 00:50:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:50:47,272 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 00:50:47,272 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 00:50:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 00:50:47,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:50:47,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 00:50:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 00:50:47,274 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 00:50:47,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 00:50:47,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:50:47,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 00:50:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 00:50:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 00:50:47,275 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 00:50:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:50:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:50:47,275 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 00:50:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 00:50:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 00:50:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 00:50:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 00:50:47,276 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 00:50:47,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:50:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2021-11-23 00:50:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2021-11-23 00:50:47,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 00:50:47,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 00:50:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:50:47,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:50:47,278 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-11-23 00:50:47,280 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-11-23 00:50:47,817 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:50:47,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:50:48,721 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 00:50:49,241 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:50:49,578 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:50:49,578 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:50:49,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:49 BoogieIcfgContainer [2021-11-23 00:50:49,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:50:49,585 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:50:49,585 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:50:49,595 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:50:49,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:50:49" (1/1) ... [2021-11-23 00:50:49,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:50:49,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:49,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 395 states and 568 transitions. [2021-11-23 00:50:49,737 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 568 transitions. [2021-11-23 00:50:49,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:50:49,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:49,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:50,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:50,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 400 states and 592 transitions. [2021-11-23 00:50:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 592 transitions. [2021-11-23 00:50:50,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:50:50,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:50,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 411 states and 631 transitions. [2021-11-23 00:50:50,674 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 631 transitions. [2021-11-23 00:50:50,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:50:50,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:50,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 414 states and 654 transitions. [2021-11-23 00:50:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 654 transitions. [2021-11-23 00:50:50,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:50:50,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:50,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:50:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 416 states and 657 transitions. [2021-11-23 00:50:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 657 transitions. [2021-11-23 00:50:51,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:50:51,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 415 states and 652 transitions. [2021-11-23 00:50:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 652 transitions. [2021-11-23 00:50:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:51,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 420 states and 673 transitions. [2021-11-23 00:50:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 673 transitions. [2021-11-23 00:50:51,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:50:51,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,675 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 422 states and 675 transitions. [2021-11-23 00:50:51,724 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 675 transitions. [2021-11-23 00:50:51,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:51,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:50:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 424 states and 677 transitions. [2021-11-23 00:50:51,871 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 677 transitions. [2021-11-23 00:50:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:51,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,955 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:52,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 427 states and 681 transitions. [2021-11-23 00:50:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 681 transitions. [2021-11-23 00:50:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:50:52,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:52,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 426 states and 675 transitions. [2021-11-23 00:50:52,145 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 675 transitions. [2021-11-23 00:50:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:52,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:50:52,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 427 states and 675 transitions. [2021-11-23 00:50:52,384 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 675 transitions. [2021-11-23 00:50:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:52,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,442 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:52,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 428 states and 675 transitions. [2021-11-23 00:50:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 675 transitions. [2021-11-23 00:50:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:52,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,648 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:50:52,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 429 states and 675 transitions. [2021-11-23 00:50:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 675 transitions. [2021-11-23 00:50:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:50:52,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:52,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:53,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 435 states and 701 transitions. [2021-11-23 00:50:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 701 transitions. [2021-11-23 00:50:53,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:50:53,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 434 states and 699 transitions. [2021-11-23 00:50:53,271 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 699 transitions. [2021-11-23 00:50:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:50:53,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:53,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 439 states and 709 transitions. [2021-11-23 00:50:53,453 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 709 transitions. [2021-11-23 00:50:53,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:53,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:53,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 442 states and 713 transitions. [2021-11-23 00:50:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 713 transitions. [2021-11-23 00:50:53,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:53,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:50:53,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 445 states and 718 transitions. [2021-11-23 00:50:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 718 transitions. [2021-11-23 00:50:53,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:50:53,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:50:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 447 states and 730 transitions. [2021-11-23 00:50:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 730 transitions. [2021-11-23 00:50:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:53,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 450 states and 734 transitions. [2021-11-23 00:50:54,082 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 734 transitions. [2021-11-23 00:50:54,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:54,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,157 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:50:54,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 458 states and 761 transitions. [2021-11-23 00:50:54,263 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 761 transitions. [2021-11-23 00:50:54,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:54,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,327 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 461 states and 765 transitions. [2021-11-23 00:50:54,414 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 765 transitions. [2021-11-23 00:50:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:54,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:54,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 464 states and 769 transitions. [2021-11-23 00:50:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 769 transitions. [2021-11-23 00:50:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:54,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 465 states and 773 transitions. [2021-11-23 00:50:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 773 transitions. [2021-11-23 00:50:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:54,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 473 states and 798 transitions. [2021-11-23 00:50:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 798 transitions. [2021-11-23 00:50:55,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:55,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:50:55,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 474 states and 799 transitions. [2021-11-23 00:50:55,167 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 799 transitions. [2021-11-23 00:50:55,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:55,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 478 states and 808 transitions. [2021-11-23 00:50:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 808 transitions. [2021-11-23 00:50:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:55,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 479 states and 809 transitions. [2021-11-23 00:50:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 809 transitions. [2021-11-23 00:50:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 482 states and 815 transitions. [2021-11-23 00:50:55,497 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 815 transitions. [2021-11-23 00:50:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:55,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:55,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 483 states and 816 transitions. [2021-11-23 00:50:55,577 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 816 transitions. [2021-11-23 00:50:55,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:55,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:55,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:55,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 491 states and 858 transitions. [2021-11-23 00:50:56,742 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 858 transitions. [2021-11-23 00:50:56,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:56,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:50:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 497 states and 867 transitions. [2021-11-23 00:50:57,144 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 867 transitions. [2021-11-23 00:50:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:57,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:50:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 499 states and 885 transitions. [2021-11-23 00:50:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 885 transitions. [2021-11-23 00:50:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:57,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:58,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 516 states and 951 transitions. [2021-11-23 00:50:58,696 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 951 transitions. [2021-11-23 00:50:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:50:58,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:58,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:58,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:00,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 522 states and 977 transitions. [2021-11-23 00:51:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 977 transitions. [2021-11-23 00:51:00,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:51:00,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:00,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 525 states and 985 transitions. [2021-11-23 00:51:00,134 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 985 transitions. [2021-11-23 00:51:00,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:51:00,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 526 states and 987 transitions. [2021-11-23 00:51:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 987 transitions. [2021-11-23 00:51:00,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:51:00,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,279 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 525 states and 985 transitions. [2021-11-23 00:51:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 985 transitions. [2021-11-23 00:51:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:51:00,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,357 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:00,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 528 states and 991 transitions. [2021-11-23 00:51:00,391 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 991 transitions. [2021-11-23 00:51:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:51:00,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:01,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:01,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 535 states and 1020 transitions. [2021-11-23 00:51:01,899 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1020 transitions. [2021-11-23 00:51:01,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:51:01,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:01,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 540 states and 1036 transitions. [2021-11-23 00:51:02,689 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1036 transitions. [2021-11-23 00:51:02,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:51:02,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,754 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:03,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 545 states and 1055 transitions. [2021-11-23 00:51:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1055 transitions. [2021-11-23 00:51:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:51:03,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:51:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 546 states and 1055 transitions. [2021-11-23 00:51:03,741 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1055 transitions. [2021-11-23 00:51:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:51:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:03,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 549 states and 1061 transitions. [2021-11-23 00:51:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1061 transitions. [2021-11-23 00:51:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:51:03,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:03,888 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:04,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 552 states and 1071 transitions. [2021-11-23 00:51:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1071 transitions. [2021-11-23 00:51:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:51:04,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:04,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 560 states and 1102 transitions. [2021-11-23 00:51:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1102 transitions. [2021-11-23 00:51:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:51:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:06,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 563 states and 1108 transitions. [2021-11-23 00:51:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1108 transitions. [2021-11-23 00:51:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:51:06,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:06,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 564 states and 1112 transitions. [2021-11-23 00:51:06,720 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1112 transitions. [2021-11-23 00:51:06,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:51:06,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,793 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:07,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 565 states and 1113 transitions. [2021-11-23 00:51:07,047 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1113 transitions. [2021-11-23 00:51:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:51:07,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,119 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:07,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:07,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 569 states and 1126 transitions. [2021-11-23 00:51:07,395 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1126 transitions. [2021-11-23 00:51:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:51:07,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:07,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,454 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:08,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 572 states and 1136 transitions. [2021-11-23 00:51:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1136 transitions. [2021-11-23 00:51:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:08,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,067 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 575 states and 1141 transitions. [2021-11-23 00:51:08,235 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1141 transitions. [2021-11-23 00:51:08,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:08,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,310 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 579 states and 1148 transitions. [2021-11-23 00:51:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1148 transitions. [2021-11-23 00:51:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:08,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 581 states and 1150 transitions. [2021-11-23 00:51:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1150 transitions. [2021-11-23 00:51:08,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:08,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:08,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:08,699 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 585 states and 1169 transitions. [2021-11-23 00:51:09,675 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1169 transitions. [2021-11-23 00:51:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:09,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:09,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:10,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 589 states and 1180 transitions. [2021-11-23 00:51:10,017 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1180 transitions. [2021-11-23 00:51:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:51:10,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 590 states and 1182 transitions. [2021-11-23 00:51:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1182 transitions. [2021-11-23 00:51:10,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:10,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,206 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:10,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 593 states and 1188 transitions. [2021-11-23 00:51:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1188 transitions. [2021-11-23 00:51:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:10,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,625 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 595 states and 1200 transitions. [2021-11-23 00:51:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1200 transitions. [2021-11-23 00:51:10,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:10,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:11,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 598 states and 1205 transitions. [2021-11-23 00:51:11,264 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1205 transitions. [2021-11-23 00:51:11,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:11,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:11,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 601 states and 1223 transitions. [2021-11-23 00:51:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1223 transitions. [2021-11-23 00:51:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:11,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,023 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 604 states and 1230 transitions. [2021-11-23 00:51:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1230 transitions. [2021-11-23 00:51:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:12,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:12,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 607 states and 1238 transitions. [2021-11-23 00:51:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1238 transitions. [2021-11-23 00:51:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:12,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,252 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 609 states and 1243 transitions. [2021-11-23 00:51:12,543 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1243 transitions. [2021-11-23 00:51:12,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:51:12,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:13,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 614 states and 1262 transitions. [2021-11-23 00:51:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1262 transitions. [2021-11-23 00:51:13,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:13,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,454 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 619 states and 1280 transitions. [2021-11-23 00:51:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1280 transitions. [2021-11-23 00:51:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:13,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,955 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:13,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 622 states and 1285 transitions. [2021-11-23 00:51:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1285 transitions. [2021-11-23 00:51:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:13,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:13,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,042 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:14,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:14,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 624 states and 1289 transitions. [2021-11-23 00:51:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1289 transitions. [2021-11-23 00:51:14,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:14,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:14,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 636 states and 1323 transitions. [2021-11-23 00:51:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1323 transitions. [2021-11-23 00:51:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:16,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:16,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 642 states and 1346 transitions. [2021-11-23 00:51:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1346 transitions. [2021-11-23 00:51:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:17,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:17,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 645 states and 1354 transitions. [2021-11-23 00:51:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1354 transitions. [2021-11-23 00:51:17,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:17,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:17,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:18,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 648 states and 1363 transitions. [2021-11-23 00:51:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1363 transitions. [2021-11-23 00:51:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:18,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:51:18,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 651 states and 1371 transitions. [2021-11-23 00:51:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1371 transitions. [2021-11-23 00:51:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:51:18,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,234 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 652 states and 1372 transitions. [2021-11-23 00:51:18,387 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1372 transitions. [2021-11-23 00:51:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:18,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,467 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 655 states and 1378 transitions. [2021-11-23 00:51:18,489 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1378 transitions. [2021-11-23 00:51:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:18,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,542 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 657 states and 1390 transitions. [2021-11-23 00:51:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1390 transitions. [2021-11-23 00:51:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:18,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:18,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 662 states and 1401 transitions. [2021-11-23 00:51:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1401 transitions. [2021-11-23 00:51:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:19,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:19,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 664 states and 1404 transitions. [2021-11-23 00:51:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1404 transitions. [2021-11-23 00:51:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:19,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 665 states and 1405 transitions. [2021-11-23 00:51:19,448 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1405 transitions. [2021-11-23 00:51:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:19,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,504 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:19,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 669 states and 1412 transitions. [2021-11-23 00:51:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1412 transitions. [2021-11-23 00:51:19,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:19,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:19,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 675 states and 1435 transitions. [2021-11-23 00:51:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1435 transitions. [2021-11-23 00:51:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:21,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:21,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:21,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:22,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 679 states and 1446 transitions. [2021-11-23 00:51:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1446 transitions. [2021-11-23 00:51:22,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:22,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:22,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:22,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:22,175 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:24,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 688 states and 1490 transitions. [2021-11-23 00:51:24,485 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1490 transitions. [2021-11-23 00:51:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:24,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:24,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:24,532 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:25,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 691 states and 1509 transitions. [2021-11-23 00:51:25,143 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1509 transitions. [2021-11-23 00:51:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:51:25,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,189 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 694 states and 1518 transitions. [2021-11-23 00:51:25,501 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1518 transitions. [2021-11-23 00:51:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:25,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,558 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:51:25,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 695 states and 1519 transitions. [2021-11-23 00:51:25,593 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1519 transitions. [2021-11-23 00:51:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:25,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:51:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 700 states and 1533 transitions. [2021-11-23 00:51:25,996 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1533 transitions. [2021-11-23 00:51:25,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:25,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:51:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 701 states and 1533 transitions. [2021-11-23 00:51:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1533 transitions. [2021-11-23 00:51:26,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:26,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,414 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:26,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1595 states to 704 states and 1538 transitions. [2021-11-23 00:51:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1538 transitions. [2021-11-23 00:51:26,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:26,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:26,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 709 states and 1562 transitions. [2021-11-23 00:51:28,179 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1562 transitions. [2021-11-23 00:51:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:28,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:28,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:28,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 712 states and 1572 transitions. [2021-11-23 00:51:28,936 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1572 transitions. [2021-11-23 00:51:28,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:28,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:28,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:28,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 717 states and 1587 transitions. [2021-11-23 00:51:30,413 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1587 transitions. [2021-11-23 00:51:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:30,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:30,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,469 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:30,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 720 states and 1594 transitions. [2021-11-23 00:51:30,913 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1594 transitions. [2021-11-23 00:51:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:51:30,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:30,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:51:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 722 states and 1596 transitions. [2021-11-23 00:51:31,159 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1596 transitions. [2021-11-23 00:51:31,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:31,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 723 states and 1597 transitions. [2021-11-23 00:51:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1597 transitions. [2021-11-23 00:51:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:31,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,418 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:31,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 723 states and 1580 transitions. [2021-11-23 00:51:31,791 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1580 transitions. [2021-11-23 00:51:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:31,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,838 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:31,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 726 states and 1585 transitions. [2021-11-23 00:51:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1585 transitions. [2021-11-23 00:51:31,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:31,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,023 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:34,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:34,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 734 states and 1614 transitions. [2021-11-23 00:51:34,111 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1614 transitions. [2021-11-23 00:51:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:34,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:34,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:35,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:35,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 735 states and 1615 transitions. [2021-11-23 00:51:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1615 transitions. [2021-11-23 00:51:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:35,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:35,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:35,621 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 737 states and 1618 transitions. [2021-11-23 00:51:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1618 transitions. [2021-11-23 00:51:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:36,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:36,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 741 states and 1624 transitions. [2021-11-23 00:51:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1624 transitions. [2021-11-23 00:51:36,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:36,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:51:36,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:36,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 744 states and 1632 transitions. [2021-11-23 00:51:36,457 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1632 transitions. [2021-11-23 00:51:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:36,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:36,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:37,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 747 states and 1642 transitions. [2021-11-23 00:51:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1642 transitions. [2021-11-23 00:51:37,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:51:37,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,383 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 751 states and 1646 transitions. [2021-11-23 00:51:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1646 transitions. [2021-11-23 00:51:38,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:38,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 752 states and 1647 transitions. [2021-11-23 00:51:38,258 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1647 transitions. [2021-11-23 00:51:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:38,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,307 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 755 states and 1651 transitions. [2021-11-23 00:51:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1651 transitions. [2021-11-23 00:51:38,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:38,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 757 states and 1654 transitions. [2021-11-23 00:51:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1654 transitions. [2021-11-23 00:51:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:38,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:38,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:38,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 758 states and 1655 transitions. [2021-11-23 00:51:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1655 transitions. [2021-11-23 00:51:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:38,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:38,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,036 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:39,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 757 states and 1625 transitions. [2021-11-23 00:51:39,203 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1625 transitions. [2021-11-23 00:51:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:39,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:51:39,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 760 states and 1633 transitions. [2021-11-23 00:51:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1633 transitions. [2021-11-23 00:51:39,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:39,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:39,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:39,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 771 states and 1669 transitions. [2021-11-23 00:51:41,424 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1669 transitions. [2021-11-23 00:51:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:41,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 772 states and 1672 transitions. [2021-11-23 00:51:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1672 transitions. [2021-11-23 00:51:41,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:41,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,838 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:41,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 775 states and 1676 transitions. [2021-11-23 00:51:41,865 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1676 transitions. [2021-11-23 00:51:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:41,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,910 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 776 states and 1677 transitions. [2021-11-23 00:51:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1677 transitions. [2021-11-23 00:51:42,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:51:42,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:42,451 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:42,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 779 states and 1686 transitions. [2021-11-23 00:51:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1686 transitions. [2021-11-23 00:51:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:42,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:42,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:43,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:44,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 784 states and 1748 transitions. [2021-11-23 00:51:44,705 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1748 transitions. [2021-11-23 00:51:44,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:44,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,751 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:44,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 785 states and 1749 transitions. [2021-11-23 00:51:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1749 transitions. [2021-11-23 00:51:44,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:44,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,819 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 787 states and 1751 transitions. [2021-11-23 00:51:44,844 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1751 transitions. [2021-11-23 00:51:44,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:44,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:44,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:44,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:44,892 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 791 states and 1758 transitions. [2021-11-23 00:51:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1758 transitions. [2021-11-23 00:51:45,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:45,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,690 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 792 states and 1759 transitions. [2021-11-23 00:51:45,731 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1759 transitions. [2021-11-23 00:51:45,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:45,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:45,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 794 states and 1762 transitions. [2021-11-23 00:51:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1762 transitions. [2021-11-23 00:51:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:45,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 795 states and 1763 transitions. [2021-11-23 00:51:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1763 transitions. [2021-11-23 00:51:46,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:46,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:51:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:46,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 797 states and 1766 transitions. [2021-11-23 00:51:46,633 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1766 transitions. [2021-11-23 00:51:46,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:46,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:46,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:46,699 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:49,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 809 states and 1806 transitions. [2021-11-23 00:51:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1806 transitions. [2021-11-23 00:51:49,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:49,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,351 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:51:49,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 812 states and 1815 transitions. [2021-11-23 00:51:49,395 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1815 transitions. [2021-11-23 00:51:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:49,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 815 states and 1828 transitions. [2021-11-23 00:51:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1828 transitions. [2021-11-23 00:51:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:50,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,581 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:50,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 816 states and 1831 transitions. [2021-11-23 00:51:50,934 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1831 transitions. [2021-11-23 00:51:50,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:50,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:50,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:50,979 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:50,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 819 states and 1835 transitions. [2021-11-23 00:51:50,999 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1835 transitions. [2021-11-23 00:51:51,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:51,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:51:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 820 states and 1835 transitions. [2021-11-23 00:51:51,056 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1835 transitions. [2021-11-23 00:51:51,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:51:51,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,100 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:51:51,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 822 states and 1838 transitions. [2021-11-23 00:51:51,432 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1838 transitions. [2021-11-23 00:51:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:51,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 823 states and 1841 transitions. [2021-11-23 00:51:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1841 transitions. [2021-11-23 00:51:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:51:52,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:52,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 831 states and 1861 transitions. [2021-11-23 00:51:52,236 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1861 transitions. [2021-11-23 00:51:52,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:52,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:52,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:51:53,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 834 states and 1872 transitions. [2021-11-23 00:51:53,253 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1872 transitions. [2021-11-23 00:51:53,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:53,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:53,323 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:51:53,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 836 states and 1874 transitions. [2021-11-23 00:51:53,365 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1874 transitions. [2021-11-23 00:51:53,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:51:53,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:53,846 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:51:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 840 states and 1889 transitions. [2021-11-23 00:51:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1889 transitions. [2021-11-23 00:51:55,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:51:55,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:55,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:51:55,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:55,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 843 states and 1900 transitions. [2021-11-23 00:51:55,873 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1900 transitions. [2021-11-23 00:51:55,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:51:55,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:55,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:51:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 856 states and 1940 transitions. [2021-11-23 00:51:59,659 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1940 transitions. [2021-11-23 00:51:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:51:59,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:00,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 857 states and 1947 transitions. [2021-11-23 00:52:00,273 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1947 transitions. [2021-11-23 00:52:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:00,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:00,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 860 states and 1951 transitions. [2021-11-23 00:52:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1951 transitions. [2021-11-23 00:52:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:00,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:00,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 864 states and 1967 transitions. [2021-11-23 00:52:01,950 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1967 transitions. [2021-11-23 00:52:01,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:01,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,993 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 865 states and 1967 transitions. [2021-11-23 00:52:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1967 transitions. [2021-11-23 00:52:02,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:02,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:03,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 869 states and 1985 transitions. [2021-11-23 00:52:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1985 transitions. [2021-11-23 00:52:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:03,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 871 states and 1987 transitions. [2021-11-23 00:52:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1987 transitions. [2021-11-23 00:52:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:52:03,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,442 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:03,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 872 states and 1987 transitions. [2021-11-23 00:52:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1987 transitions. [2021-11-23 00:52:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:03,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:04,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:04,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 873 states and 1987 transitions. [2021-11-23 00:52:04,157 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1987 transitions. [2021-11-23 00:52:04,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:04,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:04,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:05,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 874 states and 1990 transitions. [2021-11-23 00:52:05,126 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1990 transitions. [2021-11-23 00:52:05,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:05,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:52:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 876 states and 2006 transitions. [2021-11-23 00:52:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 2006 transitions. [2021-11-23 00:52:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:06,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:06,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:52:07,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:07,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 879 states and 2017 transitions. [2021-11-23 00:52:07,377 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 2017 transitions. [2021-11-23 00:52:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:07,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:07,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:07,420 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:07,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 883 states and 2024 transitions. [2021-11-23 00:52:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2024 transitions. [2021-11-23 00:52:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:07,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:07,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:08,282 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:52:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 884 states and 2035 transitions. [2021-11-23 00:52:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 2035 transitions. [2021-11-23 00:52:09,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:09,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,166 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:09,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 887 states and 2041 transitions. [2021-11-23 00:52:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 2041 transitions. [2021-11-23 00:52:09,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:09,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 889 states and 2044 transitions. [2021-11-23 00:52:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 2044 transitions. [2021-11-23 00:52:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:09,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 891 states and 2046 transitions. [2021-11-23 00:52:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 2046 transitions. [2021-11-23 00:52:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:10,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 894 states and 2057 transitions. [2021-11-23 00:52:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 2057 transitions. [2021-11-23 00:52:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:10,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 908 states and 2105 transitions. [2021-11-23 00:52:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 2105 transitions. [2021-11-23 00:52:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:15,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:15,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,427 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:16,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 913 states and 2125 transitions. [2021-11-23 00:52:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2125 transitions. [2021-11-23 00:52:16,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:16,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:16,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:16,823 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:17,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 914 states and 2126 transitions. [2021-11-23 00:52:17,316 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 2126 transitions. [2021-11-23 00:52:17,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:17,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 915 states and 2128 transitions. [2021-11-23 00:52:17,872 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 2128 transitions. [2021-11-23 00:52:17,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:17,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:17,909 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:18,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 918 states and 2133 transitions. [2021-11-23 00:52:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2133 transitions. [2021-11-23 00:52:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:52:18,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,203 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 919 states and 2133 transitions. [2021-11-23 00:52:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2133 transitions. [2021-11-23 00:52:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:18,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 921 states and 2138 transitions. [2021-11-23 00:52:19,307 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2138 transitions. [2021-11-23 00:52:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:19,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:19,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 924 states and 2148 transitions. [2021-11-23 00:52:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2148 transitions. [2021-11-23 00:52:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:20,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:20,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:20,475 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:21,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 925 states and 2151 transitions. [2021-11-23 00:52:21,146 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 2151 transitions. [2021-11-23 00:52:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:21,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:52:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 928 states and 2162 transitions. [2021-11-23 00:52:21,686 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2162 transitions. [2021-11-23 00:52:21,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:21,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 930 states and 2166 transitions. [2021-11-23 00:52:21,743 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2166 transitions. [2021-11-23 00:52:21,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:21,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:21,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 931 states and 2167 transitions. [2021-11-23 00:52:21,813 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2167 transitions. [2021-11-23 00:52:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:21,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:21,857 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 934 states and 2180 transitions. [2021-11-23 00:52:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2180 transitions. [2021-11-23 00:52:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:22,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:22,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:23,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 937 states and 2191 transitions. [2021-11-23 00:52:23,302 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 2191 transitions. [2021-11-23 00:52:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:52:23,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:23,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 938 states and 2191 transitions. [2021-11-23 00:52:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2191 transitions. [2021-11-23 00:52:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:23,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:23,563 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 940 states and 2196 transitions. [2021-11-23 00:52:24,082 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 2196 transitions. [2021-11-23 00:52:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:24,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:52:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 941 states and 2196 transitions. [2021-11-23 00:52:24,644 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2196 transitions. [2021-11-23 00:52:24,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:24,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 944 states and 2206 transitions. [2021-11-23 00:52:25,641 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2206 transitions. [2021-11-23 00:52:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:25,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 946 states and 2208 transitions. [2021-11-23 00:52:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 2208 transitions. [2021-11-23 00:52:25,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:25,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 947 states and 2210 transitions. [2021-11-23 00:52:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2210 transitions. [2021-11-23 00:52:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:25,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:25,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 950 states and 2216 transitions. [2021-11-23 00:52:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 2216 transitions. [2021-11-23 00:52:25,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:52:25,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,015 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:26,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 952 states and 2219 transitions. [2021-11-23 00:52:26,712 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2219 transitions. [2021-11-23 00:52:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:26,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,770 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:52:27,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 953 states and 2219 transitions. [2021-11-23 00:52:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2219 transitions. [2021-11-23 00:52:27,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:27,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:28,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 956 states and 2231 transitions. [2021-11-23 00:52:28,875 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 2231 transitions. [2021-11-23 00:52:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 958 states and 2236 transitions. [2021-11-23 00:52:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 2236 transitions. [2021-11-23 00:52:29,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:29,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:29,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 961 states and 2245 transitions. [2021-11-23 00:52:30,314 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2245 transitions. [2021-11-23 00:52:30,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:30,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:30,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:30,528 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 969 states and 2280 transitions. [2021-11-23 00:52:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 2280 transitions. [2021-11-23 00:52:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:33,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,387 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:52:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 970 states and 2281 transitions. [2021-11-23 00:52:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 2281 transitions. [2021-11-23 00:52:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:33,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,684 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 979 states and 2314 transitions. [2021-11-23 00:52:36,203 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2314 transitions. [2021-11-23 00:52:36,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:36,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,243 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 981 states and 2318 transitions. [2021-11-23 00:52:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2318 transitions. [2021-11-23 00:52:36,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:52:36,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,308 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:36,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 983 states and 2320 transitions. [2021-11-23 00:52:36,753 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2320 transitions. [2021-11-23 00:52:36,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:36,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 987 states and 2325 transitions. [2021-11-23 00:52:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2325 transitions. [2021-11-23 00:52:36,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:36,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:36,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:36,860 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:37,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 990 states and 2336 transitions. [2021-11-23 00:52:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2336 transitions. [2021-11-23 00:52:37,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:37,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:37,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 991 states and 2336 transitions. [2021-11-23 00:52:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 2336 transitions. [2021-11-23 00:52:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:52:37,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 987 states and 2329 transitions. [2021-11-23 00:52:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2329 transitions. [2021-11-23 00:52:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:52:38,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 989 states and 2331 transitions. [2021-11-23 00:52:38,099 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2331 transitions. [2021-11-23 00:52:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:52:38,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 993 states and 2337 transitions. [2021-11-23 00:52:38,183 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 2337 transitions. [2021-11-23 00:52:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:38,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 998 states and 2349 transitions. [2021-11-23 00:52:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2349 transitions. [2021-11-23 00:52:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:39,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:40,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1000 states and 2359 transitions. [2021-11-23 00:52:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2359 transitions. [2021-11-23 00:52:40,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:40,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:52:40,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1004 states and 2365 transitions. [2021-11-23 00:52:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2365 transitions. [2021-11-23 00:52:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:52:40,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:40,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:52:41,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1007 states and 2369 transitions. [2021-11-23 00:52:41,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 2369 transitions. [2021-11-23 00:52:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:41,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,327 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 1008 states and 2369 transitions. [2021-11-23 00:52:41,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2369 transitions. [2021-11-23 00:52:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:41,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:42,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1013 states and 2381 transitions. [2021-11-23 00:52:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2381 transitions. [2021-11-23 00:52:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:42,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:42,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:52:43,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1016 states and 2385 transitions. [2021-11-23 00:52:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2385 transitions. [2021-11-23 00:52:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:43,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:43,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,806 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:52:43,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:43,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1012 states and 2344 transitions. [2021-11-23 00:52:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2344 transitions. [2021-11-23 00:52:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:43,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:43,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,931 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:52:44,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 1011 states and 2325 transitions. [2021-11-23 00:52:44,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2325 transitions. [2021-11-23 00:52:44,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:44,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 1013 states and 2335 transitions. [2021-11-23 00:52:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 2335 transitions. [2021-11-23 00:52:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:44,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:44,728 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1024 states and 2383 transitions. [2021-11-23 00:52:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2383 transitions. [2021-11-23 00:52:46,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:46,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,367 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1025 states and 2383 transitions. [2021-11-23 00:52:46,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2383 transitions. [2021-11-23 00:52:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:46,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1026 states and 2383 transitions. [2021-11-23 00:52:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2383 transitions. [2021-11-23 00:52:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:46,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:52:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1030 states and 2389 transitions. [2021-11-23 00:52:46,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 2389 transitions. [2021-11-23 00:52:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:46,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,886 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:52:47,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:47,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 1031 states and 2390 transitions. [2021-11-23 00:52:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2390 transitions. [2021-11-23 00:52:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:52:47,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:47,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:52:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1034 states and 2394 transitions. [2021-11-23 00:52:48,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 2394 transitions. [2021-11-23 00:52:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:48,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,302 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1035 states and 2395 transitions. [2021-11-23 00:52:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2395 transitions. [2021-11-23 00:52:48,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:48,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1036 states and 2395 transitions. [2021-11-23 00:52:48,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 2395 transitions. [2021-11-23 00:52:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:48,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:52:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:48,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1037 states and 2395 transitions. [2021-11-23 00:52:48,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2395 transitions. [2021-11-23 00:52:48,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:48,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:48,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:48,867 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 1042 states and 2403 transitions. [2021-11-23 00:52:49,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 2403 transitions. [2021-11-23 00:52:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:49,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 1043 states and 2404 transitions. [2021-11-23 00:52:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 2404 transitions. [2021-11-23 00:52:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:49,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,681 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:52:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:54,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1052 states and 2431 transitions. [2021-11-23 00:52:54,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 2431 transitions. [2021-11-23 00:52:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:54,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:54,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,736 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:52:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 1056 states and 2456 transitions. [2021-11-23 00:52:55,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 2456 transitions. [2021-11-23 00:52:55,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:55,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,047 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 18 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:52:56,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 1058 states and 2458 transitions. [2021-11-23 00:52:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2458 transitions. [2021-11-23 00:52:56,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:56,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,135 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 1061 states and 2462 transitions. [2021-11-23 00:52:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 2462 transitions. [2021-11-23 00:52:56,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:56,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 1063 states and 2464 transitions. [2021-11-23 00:52:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2464 transitions. [2021-11-23 00:52:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:52:56,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1067 states and 2470 transitions. [2021-11-23 00:52:56,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2470 transitions. [2021-11-23 00:52:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:52:56,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:52:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1070 states and 2474 transitions. [2021-11-23 00:52:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 2474 transitions. [2021-11-23 00:52:57,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:52:57,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:52:57,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:57,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 1071 states and 2474 transitions. [2021-11-23 00:52:57,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 2474 transitions. [2021-11-23 00:52:57,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:52:57,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:57,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 1076 states and 2482 transitions. [2021-11-23 00:52:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2482 transitions. [2021-11-23 00:52:58,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:52:58,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:52:58,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 1078 states and 2486 transitions. [2021-11-23 00:52:58,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2486 transitions. [2021-11-23 00:52:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:52:58,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,736 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 1081 states and 2506 transitions. [2021-11-23 00:53:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 2506 transitions. [2021-11-23 00:53:00,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:00,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:53:01,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1082 states and 2507 transitions. [2021-11-23 00:53:01,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 2507 transitions. [2021-11-23 00:53:01,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:01,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1085 states and 2511 transitions. [2021-11-23 00:53:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 2511 transitions. [2021-11-23 00:53:01,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:01,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,189 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 1087 states and 2513 transitions. [2021-11-23 00:53:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2513 transitions. [2021-11-23 00:53:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:01,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:01,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 1091 states and 2519 transitions. [2021-11-23 00:53:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 2519 transitions. [2021-11-23 00:53:01,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:01,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,922 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1096 states and 2541 transitions. [2021-11-23 00:53:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 2541 transitions. [2021-11-23 00:53:04,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:04,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:04,263 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 1097 states and 2542 transitions. [2021-11-23 00:53:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2542 transitions. [2021-11-23 00:53:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:04,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,110 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:53:06,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 1100 states and 2563 transitions. [2021-11-23 00:53:06,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2563 transitions. [2021-11-23 00:53:06,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:06,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,734 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:06,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1102 states and 2567 transitions. [2021-11-23 00:53:06,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 2567 transitions. [2021-11-23 00:53:06,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:06,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,810 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:53:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 1105 states and 2571 transitions. [2021-11-23 00:53:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 2571 transitions. [2021-11-23 00:53:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:07,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:53:08,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1107 states and 2573 transitions. [2021-11-23 00:53:08,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 2573 transitions. [2021-11-23 00:53:08,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:08,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,091 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:53:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 1110 states and 2578 transitions. [2021-11-23 00:53:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2578 transitions. [2021-11-23 00:53:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:08,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,868 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:53:09,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 1112 states and 2594 transitions. [2021-11-23 00:53:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2594 transitions. [2021-11-23 00:53:09,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:09,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:10,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1115 states and 2615 transitions. [2021-11-23 00:53:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2615 transitions. [2021-11-23 00:53:10,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:10,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,813 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1116 states and 2617 transitions. [2021-11-23 00:53:11,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 2617 transitions. [2021-11-23 00:53:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:11,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,140 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 1119 states and 2621 transitions. [2021-11-23 00:53:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2621 transitions. [2021-11-23 00:53:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:11,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1121 states and 2624 transitions. [2021-11-23 00:53:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2624 transitions. [2021-11-23 00:53:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:11,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:53:12,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 1122 states and 2624 transitions. [2021-11-23 00:53:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 2624 transitions. [2021-11-23 00:53:12,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:12,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1125 states and 2637 transitions. [2021-11-23 00:53:13,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 2637 transitions. [2021-11-23 00:53:13,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:13,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,873 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:14,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 1127 states and 2644 transitions. [2021-11-23 00:53:14,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2644 transitions. [2021-11-23 00:53:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:14,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:17,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1135 states and 2666 transitions. [2021-11-23 00:53:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 2666 transitions. [2021-11-23 00:53:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:17,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:17,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1137 states and 2671 transitions. [2021-11-23 00:53:18,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2671 transitions. [2021-11-23 00:53:18,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:18,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 21 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:18,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1138 states and 2671 transitions. [2021-11-23 00:53:18,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2671 transitions. [2021-11-23 00:53:18,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:18,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:19,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 1138 states and 2652 transitions. [2021-11-23 00:53:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 2652 transitions. [2021-11-23 00:53:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:19,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:53:21,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1143 states and 2661 transitions. [2021-11-23 00:53:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 2661 transitions. [2021-11-23 00:53:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,362 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:22,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 1146 states and 2665 transitions. [2021-11-23 00:53:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 2665 transitions. [2021-11-23 00:53:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:22,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:22,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:22,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,213 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1149 states and 2686 transitions. [2021-11-23 00:53:23,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 2686 transitions. [2021-11-23 00:53:23,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:23,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1150 states and 2688 transitions. [2021-11-23 00:53:24,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 2688 transitions. [2021-11-23 00:53:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:24,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:24,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 1153 states and 2692 transitions. [2021-11-23 00:53:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 2692 transitions. [2021-11-23 00:53:24,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:24,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,255 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 1155 states and 2693 transitions. [2021-11-23 00:53:24,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2693 transitions. [2021-11-23 00:53:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:24,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:24,324 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:53:25,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:25,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 1156 states and 2696 transitions. [2021-11-23 00:53:25,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 2696 transitions. [2021-11-23 00:53:25,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:25,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:25,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:26,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 1159 states and 2708 transitions. [2021-11-23 00:53:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 2708 transitions. [2021-11-23 00:53:26,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:26,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:26,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:53:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1162 states and 2719 transitions. [2021-11-23 00:53:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 2719 transitions. [2021-11-23 00:53:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:27,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:27,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:27,317 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:30,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 1170 states and 2741 transitions. [2021-11-23 00:53:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 2741 transitions. [2021-11-23 00:53:30,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:30,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 1172 states and 2743 transitions. [2021-11-23 00:53:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2743 transitions. [2021-11-23 00:53:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:30,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 29 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:53:30,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 1172 states and 2724 transitions. [2021-11-23 00:53:30,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2724 transitions. [2021-11-23 00:53:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:30,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1173 states and 2727 transitions. [2021-11-23 00:53:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2727 transitions. [2021-11-23 00:53:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:31,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:31,813 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:53:32,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 1174 states and 2731 transitions. [2021-11-23 00:53:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2731 transitions. [2021-11-23 00:53:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:32,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:32,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 1176 states and 2749 transitions. [2021-11-23 00:53:32,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 2749 transitions. [2021-11-23 00:53:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:32,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1177 states and 2751 transitions. [2021-11-23 00:53:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 2751 transitions. [2021-11-23 00:53:33,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:33,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:34,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 1178 states and 2751 transitions. [2021-11-23 00:53:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2751 transitions. [2021-11-23 00:53:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:34,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:53:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1179 states and 2754 transitions. [2021-11-23 00:53:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 2754 transitions. [2021-11-23 00:53:35,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:35,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:35,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 1182 states and 2765 transitions. [2021-11-23 00:53:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 2765 transitions. [2021-11-23 00:53:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:36,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:36,243 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:53:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 1185 states and 2776 transitions. [2021-11-23 00:53:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 2776 transitions. [2021-11-23 00:53:36,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:36,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:36,994 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 1191 states and 2786 transitions. [2021-11-23 00:53:39,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 2786 transitions. [2021-11-23 00:53:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:39,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:39,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:39,439 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:40,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2893 states to 1193 states and 2798 transitions. [2021-11-23 00:53:40,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 2798 transitions. [2021-11-23 00:53:40,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:40,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1194 states and 2799 transitions. [2021-11-23 00:53:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 2799 transitions. [2021-11-23 00:53:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:40,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,292 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:53:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1195 states and 2800 transitions. [2021-11-23 00:53:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 2800 transitions. [2021-11-23 00:53:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:53:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:40,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1196 states and 2802 transitions. [2021-11-23 00:53:40,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 2802 transitions. [2021-11-23 00:53:40,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:40,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:40,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:41,010 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:53:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:42,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 1198 states and 2807 transitions. [2021-11-23 00:53:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 2807 transitions. [2021-11-23 00:53:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:42,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:42,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:53:43,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 1201 states and 2817 transitions. [2021-11-23 00:53:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 2817 transitions. [2021-11-23 00:53:44,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:44,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:53:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 1202 states and 2820 transitions. [2021-11-23 00:53:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 2820 transitions. [2021-11-23 00:53:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:44,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:44,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:53:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1205 states and 2831 transitions. [2021-11-23 00:53:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 2831 transitions. [2021-11-23 00:53:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:45,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,788 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 1211 states and 2841 transitions. [2021-11-23 00:53:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 2841 transitions. [2021-11-23 00:53:48,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:48,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:53:48,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1212 states and 2842 transitions. [2021-11-23 00:53:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2842 transitions. [2021-11-23 00:53:48,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:53:48,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,436 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:53:48,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1213 states and 2842 transitions. [2021-11-23 00:53:48,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 2842 transitions. [2021-11-23 00:53:48,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:48,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1215 states and 2854 transitions. [2021-11-23 00:53:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 2854 transitions. [2021-11-23 00:53:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:49,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,328 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:53:50,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 1216 states and 2855 transitions. [2021-11-23 00:53:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 2855 transitions. [2021-11-23 00:53:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:50,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:53,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1223 states and 2878 transitions. [2021-11-23 00:53:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 2878 transitions. [2021-11-23 00:53:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:53,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:53,772 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:53:55,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1225 states and 2883 transitions. [2021-11-23 00:53:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 2883 transitions. [2021-11-23 00:53:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:55,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:53:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 1226 states and 2883 transitions. [2021-11-23 00:53:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 2883 transitions. [2021-11-23 00:53:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:55,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:53:57,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 1229 states and 2893 transitions. [2021-11-23 00:53:57,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 2893 transitions. [2021-11-23 00:53:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:57,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,703 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 11 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:53:58,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1233 states and 2903 transitions. [2021-11-23 00:53:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 2903 transitions. [2021-11-23 00:53:58,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:58,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 8 proven. 29 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:53:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 1235 states and 2905 transitions. [2021-11-23 00:53:59,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 2905 transitions. [2021-11-23 00:53:59,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:59,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:54:01,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 1237 states and 2910 transitions. [2021-11-23 00:54:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 2910 transitions. [2021-11-23 00:54:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:01,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,505 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 29 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:54:03,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 1242 states and 2935 transitions. [2021-11-23 00:54:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 2935 transitions. [2021-11-23 00:54:03,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:03,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:54:03,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3053 states to 1245 states and 2956 transitions. [2021-11-23 00:54:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 2956 transitions. [2021-11-23 00:54:03,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:54:03,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 27 proven. 25 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1247 states and 2958 transitions. [2021-11-23 00:54:03,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2958 transitions. [2021-11-23 00:54:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:03,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,162 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:04,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:04,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1251 states and 2963 transitions. [2021-11-23 00:54:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 2963 transitions. [2021-11-23 00:54:04,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:04,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:04,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:04,923 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 1254 states and 2965 transitions. [2021-11-23 00:54:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2965 transitions. [2021-11-23 00:54:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:05,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,766 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:06,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 1256 states and 2970 transitions. [2021-11-23 00:54:06,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 2970 transitions. [2021-11-23 00:54:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:06,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:06,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,811 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 1259 states and 2979 transitions. [2021-11-23 00:54:07,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 2979 transitions. [2021-11-23 00:54:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:08,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:54:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1261 states and 2981 transitions. [2021-11-23 00:54:08,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 2981 transitions. [2021-11-23 00:54:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:08,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:54:08,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:08,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1266 states and 2996 transitions. [2021-11-23 00:54:08,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 2996 transitions. [2021-11-23 00:54:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:08,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:08,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,922 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:09,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1270 states and 3005 transitions. [2021-11-23 00:54:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3005 transitions. [2021-11-23 00:54:09,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:09,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 1273 states and 3022 transitions. [2021-11-23 00:54:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 3022 transitions. [2021-11-23 00:54:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:54:11,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:11,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:11,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 1272 states and 3019 transitions. [2021-11-23 00:54:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3019 transitions. [2021-11-23 00:54:11,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:11,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:11,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3138 states to 1276 states and 3040 transitions. [2021-11-23 00:54:12,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 3040 transitions. [2021-11-23 00:54:12,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:12,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,022 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3143 states to 1280 states and 3045 transitions. [2021-11-23 00:54:14,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 3045 transitions. [2021-11-23 00:54:14,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:14,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1284 states and 3049 transitions. [2021-11-23 00:54:14,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 3049 transitions. [2021-11-23 00:54:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:14,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1285 states and 3049 transitions. [2021-11-23 00:54:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 3049 transitions. [2021-11-23 00:54:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:15,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:15,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:54:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1288 states and 3057 transitions. [2021-11-23 00:54:17,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 3057 transitions. [2021-11-23 00:54:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:54:17,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,291 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:54:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 1294 states and 3066 transitions. [2021-11-23 00:54:17,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3066 transitions. [2021-11-23 00:54:17,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:17,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,401 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:18,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1298 states and 3075 transitions. [2021-11-23 00:54:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 3075 transitions. [2021-11-23 00:54:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:18,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:18,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:54:18,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:18,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1300 states and 3078 transitions. [2021-11-23 00:54:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3078 transitions. [2021-11-23 00:54:18,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:18,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:18,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:18,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,541 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:54:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 1301 states and 3078 transitions. [2021-11-23 00:54:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 3078 transitions. [2021-11-23 00:54:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:19,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:19,083 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:21,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1310 states and 3105 transitions. [2021-11-23 00:54:21,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3105 transitions. [2021-11-23 00:54:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:21,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:21,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:21,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 1311 states and 3105 transitions. [2021-11-23 00:54:21,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 3105 transitions. [2021-11-23 00:54:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:21,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:22,023 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 19 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:54:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1315 states and 3112 transitions. [2021-11-23 00:54:22,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 3112 transitions. [2021-11-23 00:54:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:22,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:22,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:22,444 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 1317 states and 3117 transitions. [2021-11-23 00:54:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 3117 transitions. [2021-11-23 00:54:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:23,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:25,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1321 states and 3127 transitions. [2021-11-23 00:54:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 3127 transitions. [2021-11-23 00:54:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:25,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:25,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:26,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1324 states and 3131 transitions. [2021-11-23 00:54:26,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 3131 transitions. [2021-11-23 00:54:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:54:26,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1327 states and 3135 transitions. [2021-11-23 00:54:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 3135 transitions. [2021-11-23 00:54:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:28,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,146 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1329 states and 3151 transitions. [2021-11-23 00:54:29,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 3151 transitions. [2021-11-23 00:54:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:29,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 1333 states and 3156 transitions. [2021-11-23 00:54:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 3156 transitions. [2021-11-23 00:54:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:30,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:30,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 1336 states and 3160 transitions. [2021-11-23 00:54:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 3160 transitions. [2021-11-23 00:54:30,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:54:30,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 1340 states and 3164 transitions. [2021-11-23 00:54:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 3164 transitions. [2021-11-23 00:54:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:31,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,246 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:54:32,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 1343 states and 3171 transitions. [2021-11-23 00:54:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 3171 transitions. [2021-11-23 00:54:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:32,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1347 states and 3180 transitions. [2021-11-23 00:54:33,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 3180 transitions. [2021-11-23 00:54:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:33,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,178 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 8 proven. 31 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:54:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 1349 states and 3182 transitions. [2021-11-23 00:54:33,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 3182 transitions. [2021-11-23 00:54:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:33,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:54:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:33,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 1351 states and 3184 transitions. [2021-11-23 00:54:33,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 3184 transitions. [2021-11-23 00:54:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:33,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:33,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:54:34,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1353 states and 3186 transitions. [2021-11-23 00:54:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 3186 transitions. [2021-11-23 00:54:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:34,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,749 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:54:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1356 states and 3192 transitions. [2021-11-23 00:54:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 3192 transitions. [2021-11-23 00:54:34,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:34,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:34,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:54:36,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 1360 states and 3199 transitions. [2021-11-23 00:54:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 3199 transitions. [2021-11-23 00:54:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:36,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,092 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:54:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 1364 states and 3206 transitions. [2021-11-23 00:54:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 3206 transitions. [2021-11-23 00:54:36,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:36,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,203 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 31 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:54:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:36,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 1368 states and 3216 transitions. [2021-11-23 00:54:36,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 3216 transitions. [2021-11-23 00:54:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:36,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:36,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,445 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:54:41,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 1370 states and 3225 transitions. [2021-11-23 00:54:41,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3225 transitions. [2021-11-23 00:54:41,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,110 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 1372 states and 3227 transitions. [2021-11-23 00:54:41,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 3227 transitions. [2021-11-23 00:54:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:41,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,179 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:54:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1380 states and 3239 transitions. [2021-11-23 00:54:43,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 3239 transitions. [2021-11-23 00:54:43,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:43,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,131 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:44,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 1382 states and 3244 transitions. [2021-11-23 00:54:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 3244 transitions. [2021-11-23 00:54:44,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:44,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,271 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:45,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1387 states and 3268 transitions. [2021-11-23 00:54:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 3268 transitions. [2021-11-23 00:54:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:45,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 1389 states and 3284 transitions. [2021-11-23 00:54:46,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 3284 transitions. [2021-11-23 00:54:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:46,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,309 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:46,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 1393 states and 3289 transitions. [2021-11-23 00:54:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 3289 transitions. [2021-11-23 00:54:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:46,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,920 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:46,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 1396 states and 3293 transitions. [2021-11-23 00:54:46,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 3293 transitions. [2021-11-23 00:54:46,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:46,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,031 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 1400 states and 3297 transitions. [2021-11-23 00:54:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 3297 transitions. [2021-11-23 00:54:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:47,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:48,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1403 states and 3304 transitions. [2021-11-23 00:54:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 3304 transitions. [2021-11-23 00:54:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:48,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:48,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,697 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:49,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1407 states and 3313 transitions. [2021-11-23 00:54:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 3313 transitions. [2021-11-23 00:54:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:49,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:54:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1408 states and 3316 transitions. [2021-11-23 00:54:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 3316 transitions. [2021-11-23 00:54:50,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:50,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:54:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:50,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1409 states and 3318 transitions. [2021-11-23 00:54:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 3318 transitions. [2021-11-23 00:54:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:50,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:50,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:51,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1410 states and 3324 transitions. [2021-11-23 00:54:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 3324 transitions. [2021-11-23 00:54:51,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:51,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:51,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1412 states and 3334 transitions. [2021-11-23 00:54:52,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 3334 transitions. [2021-11-23 00:54:52,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:52,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1414 states and 3343 transitions. [2021-11-23 00:54:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 3343 transitions. [2021-11-23 00:54:52,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:52,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:54:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3456 states to 1416 states and 3353 transitions. [2021-11-23 00:54:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 3353 transitions. [2021-11-23 00:54:53,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:53,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:54:53,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1419 states and 3359 transitions. [2021-11-23 00:54:53,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 3359 transitions. [2021-11-23 00:54:53,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:53,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,921 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:54:53,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:53,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1421 states and 3361 transitions. [2021-11-23 00:54:53,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 3361 transitions. [2021-11-23 00:54:53,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:53,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:53,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:53,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1423 states and 3366 transitions. [2021-11-23 00:54:54,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 3366 transitions. [2021-11-23 00:54:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:54,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:56,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 1426 states and 3375 transitions. [2021-11-23 00:54:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 3375 transitions. [2021-11-23 00:54:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:56,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,170 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1428 states and 3378 transitions. [2021-11-23 00:54:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 3378 transitions. [2021-11-23 00:54:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:57,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1429 states and 3379 transitions. [2021-11-23 00:54:57,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 3379 transitions. [2021-11-23 00:54:57,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:57,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:57,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1431 states and 3382 transitions. [2021-11-23 00:54:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 3382 transitions. [2021-11-23 00:54:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:54:57,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:54:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1432 states and 3382 transitions. [2021-11-23 00:54:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 3382 transitions. [2021-11-23 00:54:57,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:58,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1434 states and 3398 transitions. [2021-11-23 00:54:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 3398 transitions. [2021-11-23 00:54:58,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:58,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,763 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:54:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1437 states and 3402 transitions. [2021-11-23 00:54:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 3402 transitions. [2021-11-23 00:54:58,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:58,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:54:58,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1439 states and 3405 transitions. [2021-11-23 00:54:58,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 3405 transitions. [2021-11-23 00:54:58,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:58,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:54:59,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1441 states and 3408 transitions. [2021-11-23 00:54:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 3408 transitions. [2021-11-23 00:54:59,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:54:59,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,015 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1445 states and 3412 transitions. [2021-11-23 00:55:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 3412 transitions. [2021-11-23 00:55:00,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:00,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:55:00,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 1450 states and 3422 transitions. [2021-11-23 00:55:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 3422 transitions. [2021-11-23 00:55:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:00,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,615 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1451 states and 3425 transitions. [2021-11-23 00:55:01,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 3425 transitions. [2021-11-23 00:55:01,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:01,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,634 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1452 states and 3427 transitions. [2021-11-23 00:55:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 3427 transitions. [2021-11-23 00:55:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:01,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,735 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:55:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 1455 states and 3431 transitions. [2021-11-23 00:55:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 3431 transitions. [2021-11-23 00:55:02,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:02,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,839 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:55:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 1458 states and 3435 transitions. [2021-11-23 00:55:04,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 3435 transitions. [2021-11-23 00:55:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:04,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:05,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 1461 states and 3450 transitions. [2021-11-23 00:55:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 3450 transitions. [2021-11-23 00:55:05,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:05,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1463 states and 3460 transitions. [2021-11-23 00:55:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 3460 transitions. [2021-11-23 00:55:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:06,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:07,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3577 states to 1465 states and 3470 transitions. [2021-11-23 00:55:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 3470 transitions. [2021-11-23 00:55:07,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:07,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:07,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,410 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:08,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 1466 states and 3471 transitions. [2021-11-23 00:55:08,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 3471 transitions. [2021-11-23 00:55:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:08,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,434 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:09,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3579 states to 1467 states and 3472 transitions. [2021-11-23 00:55:09,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 3472 transitions. [2021-11-23 00:55:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:09,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,224 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:09,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3585 states to 1470 states and 3478 transitions. [2021-11-23 00:55:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 3478 transitions. [2021-11-23 00:55:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:09,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 21 proven. 15 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 00:55:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1472 states and 3480 transitions. [2021-11-23 00:55:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 3480 transitions. [2021-11-23 00:55:09,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:09,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,394 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:09,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 1474 states and 3484 transitions. [2021-11-23 00:55:09,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 3484 transitions. [2021-11-23 00:55:09,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:09,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 1475 states and 3485 transitions. [2021-11-23 00:55:09,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 3485 transitions. [2021-11-23 00:55:09,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:09,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,738 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 1476 states and 3486 transitions. [2021-11-23 00:55:09,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 3486 transitions. [2021-11-23 00:55:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:55:09,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:09,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 1477 states and 3488 transitions. [2021-11-23 00:55:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 3488 transitions. [2021-11-23 00:55:09,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:09,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:55:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 1479 states and 3495 transitions. [2021-11-23 00:55:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 3495 transitions. [2021-11-23 00:55:11,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:11,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,087 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:55:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 1482 states and 3499 transitions. [2021-11-23 00:55:11,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 3499 transitions. [2021-11-23 00:55:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:11,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,187 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:11,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1483 states and 3500 transitions. [2021-11-23 00:55:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 3500 transitions. [2021-11-23 00:55:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:11,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1484 states and 3500 transitions. [2021-11-23 00:55:12,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 3500 transitions. [2021-11-23 00:55:12,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:12,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1486 states and 3503 transitions. [2021-11-23 00:55:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 3503 transitions. [2021-11-23 00:55:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:12,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:55:13,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 1488 states and 3506 transitions. [2021-11-23 00:55:13,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 3506 transitions. [2021-11-23 00:55:13,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:55:13,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:55:13,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1489 states and 3509 transitions. [2021-11-23 00:55:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 3509 transitions. [2021-11-23 00:55:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:13,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,579 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1490 states and 3509 transitions. [2021-11-23 00:55:13,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 3509 transitions. [2021-11-23 00:55:13,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:13,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,849 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1493 states and 3521 transitions. [2021-11-23 00:55:15,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 3521 transitions. [2021-11-23 00:55:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:15,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:15,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 1494 states and 3523 transitions. [2021-11-23 00:55:15,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 3523 transitions. [2021-11-23 00:55:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:15,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,489 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:55:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 1497 states and 3526 transitions. [2021-11-23 00:55:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 3526 transitions. [2021-11-23 00:55:15,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:15,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,896 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3640 states to 1498 states and 3532 transitions. [2021-11-23 00:55:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 3532 transitions. [2021-11-23 00:55:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:16,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,004 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 11 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:55:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1501 states and 3535 transitions. [2021-11-23 00:55:17,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 3535 transitions. [2021-11-23 00:55:17,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:17,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 1503 states and 3545 transitions. [2021-11-23 00:55:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 3545 transitions. [2021-11-23 00:55:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:18,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,709 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1505 states and 3554 transitions. [2021-11-23 00:55:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 3554 transitions. [2021-11-23 00:55:19,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:19,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 1507 states and 3564 transitions. [2021-11-23 00:55:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 3564 transitions. [2021-11-23 00:55:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:20,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,404 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1508 states and 3565 transitions. [2021-11-23 00:55:21,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 3565 transitions. [2021-11-23 00:55:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:21,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1509 states and 3566 transitions. [2021-11-23 00:55:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 3566 transitions. [2021-11-23 00:55:22,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:55:22,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:55:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1510 states and 3568 transitions. [2021-11-23 00:55:23,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3568 transitions. [2021-11-23 00:55:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:23,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:23,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1513 states and 3574 transitions. [2021-11-23 00:55:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3574 transitions. [2021-11-23 00:55:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:23,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:55:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 1517 states and 3578 transitions. [2021-11-23 00:55:24,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 3578 transitions. [2021-11-23 00:55:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:24,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:25,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 1518 states and 3579 transitions. [2021-11-23 00:55:25,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3579 transitions. [2021-11-23 00:55:25,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:25,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1519 states and 3580 transitions. [2021-11-23 00:55:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 3580 transitions. [2021-11-23 00:55:25,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:55:25,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,906 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 48 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:55:27,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1520 states and 3580 transitions. [2021-11-23 00:55:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 3580 transitions. [2021-11-23 00:55:27,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:27,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:28,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 1521 states and 3580 transitions. [2021-11-23 00:55:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 3580 transitions. [2021-11-23 00:55:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:28,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:55:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1522 states and 3583 transitions. [2021-11-23 00:55:30,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 3583 transitions. [2021-11-23 00:55:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:30,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:30,151 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:55:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 1525 states and 3594 transitions. [2021-11-23 00:55:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 3594 transitions. [2021-11-23 00:55:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:31,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:31,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1526 states and 3595 transitions. [2021-11-23 00:55:31,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3595 transitions. [2021-11-23 00:55:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:31,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1527 states and 3595 transitions. [2021-11-23 00:55:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 3595 transitions. [2021-11-23 00:55:32,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:32,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:32,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 1529 states and 3598 transitions. [2021-11-23 00:55:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3598 transitions. [2021-11-23 00:55:32,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:32,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:55:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 1531 states and 3601 transitions. [2021-11-23 00:55:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 3601 transitions. [2021-11-23 00:55:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:33,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:55:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 1535 states and 3607 transitions. [2021-11-23 00:55:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 3607 transitions. [2021-11-23 00:55:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:34,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,727 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 1539 states and 3623 transitions. [2021-11-23 00:55:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 3623 transitions. [2021-11-23 00:55:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:37,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:55:37,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1540 states and 3625 transitions. [2021-11-23 00:55:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 3625 transitions. [2021-11-23 00:55:37,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:37,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,198 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:43,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1542 states and 3628 transitions. [2021-11-23 00:55:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 3628 transitions. [2021-11-23 00:55:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:43,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:43,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,090 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 1543 states and 3628 transitions. [2021-11-23 00:55:44,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 3628 transitions. [2021-11-23 00:55:44,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:44,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,445 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:55:44,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1544 states and 3629 transitions. [2021-11-23 00:55:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 3629 transitions. [2021-11-23 00:55:44,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:55:44,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:55:44,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 1545 states and 3630 transitions. [2021-11-23 00:55:44,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 3630 transitions. [2021-11-23 00:55:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:44,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1546 states and 3636 transitions. [2021-11-23 00:55:45,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 3636 transitions. [2021-11-23 00:55:45,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:45,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:45,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 1548 states and 3645 transitions. [2021-11-23 00:55:46,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 3645 transitions. [2021-11-23 00:55:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:46,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1550 states and 3655 transitions. [2021-11-23 00:55:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 3655 transitions. [2021-11-23 00:55:46,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:46,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,063 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:47,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 1552 states and 3665 transitions. [2021-11-23 00:55:47,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 3665 transitions. [2021-11-23 00:55:47,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:47,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1553 states and 3666 transitions. [2021-11-23 00:55:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 3666 transitions. [2021-11-23 00:55:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:48,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:55:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 1554 states and 3667 transitions. [2021-11-23 00:55:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 3667 transitions. [2021-11-23 00:55:49,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:55:49,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 1560 states and 3702 transitions. [2021-11-23 00:55:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 3702 transitions. [2021-11-23 00:55:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:55:49,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,979 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:55:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1564 states and 3706 transitions. [2021-11-23 00:55:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 3706 transitions. [2021-11-23 00:55:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:51,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:51,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 19 proven. 38 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:55:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 1567 states and 3726 transitions. [2021-11-23 00:55:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 3726 transitions. [2021-11-23 00:55:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:52,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:55:56,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3873 states to 1575 states and 3758 transitions. [2021-11-23 00:55:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 3758 transitions. [2021-11-23 00:55:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:56,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:56,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:56,167 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:55:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 1581 states and 3781 transitions. [2021-11-23 00:55:57,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 3781 transitions. [2021-11-23 00:55:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:55:57,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:55:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1583 states and 3792 transitions. [2021-11-23 00:55:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 3792 transitions. [2021-11-23 00:55:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:55:58,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,793 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:56:00,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3909 states to 1584 states and 3792 transitions. [2021-11-23 00:56:00,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 3792 transitions. [2021-11-23 00:56:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:00,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:56:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 1585 states and 3795 transitions. [2021-11-23 00:56:01,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 3795 transitions. [2021-11-23 00:56:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:01,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,372 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:56:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 1588 states and 3806 transitions. [2021-11-23 00:56:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 3806 transitions. [2021-11-23 00:56:02,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:02,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,485 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:56:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1589 states and 3807 transitions. [2021-11-23 00:56:02,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 3807 transitions. [2021-11-23 00:56:02,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:02,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,747 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3924 states to 1590 states and 3807 transitions. [2021-11-23 00:56:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 3807 transitions. [2021-11-23 00:56:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:03,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:03,774 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:56:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1592 states and 3810 transitions. [2021-11-23 00:56:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 3810 transitions. [2021-11-23 00:56:03,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:03,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:04,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:04,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1594 states and 3813 transitions. [2021-11-23 00:56:04,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 3813 transitions. [2021-11-23 00:56:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:05,162 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:06,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3935 states to 1597 states and 3818 transitions. [2021-11-23 00:56:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 3818 transitions. [2021-11-23 00:56:06,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:06,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3937 states to 1599 states and 3820 transitions. [2021-11-23 00:56:07,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 3820 transitions. [2021-11-23 00:56:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:07,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:07,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:56:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 1603 states and 3826 transitions. [2021-11-23 00:56:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 3826 transitions. [2021-11-23 00:56:08,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:08,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:08,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:09,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 1604 states and 3827 transitions. [2021-11-23 00:56:09,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 3827 transitions. [2021-11-23 00:56:09,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:09,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,655 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3945 states to 1605 states and 3828 transitions. [2021-11-23 00:56:10,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 3828 transitions. [2021-11-23 00:56:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:10,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 1609 states and 3832 transitions. [2021-11-23 00:56:11,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 3832 transitions. [2021-11-23 00:56:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:11,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:15,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 1613 states and 3846 transitions. [2021-11-23 00:56:15,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 3846 transitions. [2021-11-23 00:56:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:15,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:15,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,089 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:16,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 1616 states and 3850 transitions. [2021-11-23 00:56:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 3850 transitions. [2021-11-23 00:56:16,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:16,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 45 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 1619 states and 3867 transitions. [2021-11-23 00:56:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 3867 transitions. [2021-11-23 00:56:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:18,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,328 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3989 states to 1622 states and 3872 transitions. [2021-11-23 00:56:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 3872 transitions. [2021-11-23 00:56:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:20,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:56:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:20,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3991 states to 1624 states and 3874 transitions. [2021-11-23 00:56:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 3874 transitions. [2021-11-23 00:56:20,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:20,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:20,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,273 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:56:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:21,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 1627 states and 3878 transitions. [2021-11-23 00:56:21,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 3878 transitions. [2021-11-23 00:56:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:21,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:21,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:21,503 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:56:23,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 1633 states and 3901 transitions. [2021-11-23 00:56:23,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 3901 transitions. [2021-11-23 00:56:23,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:56:23,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,590 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:56:24,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 1636 states and 3905 transitions. [2021-11-23 00:56:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 3905 transitions. [2021-11-23 00:56:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:24,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,792 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:56:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 1638 states and 3916 transitions. [2021-11-23 00:56:25,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 3916 transitions. [2021-11-23 00:56:25,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:25,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,818 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:56:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 1640 states and 3921 transitions. [2021-11-23 00:56:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 3921 transitions. [2021-11-23 00:56:28,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:28,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,254 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:56:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4050 states to 1643 states and 3931 transitions. [2021-11-23 00:56:30,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 3931 transitions. [2021-11-23 00:56:30,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:30,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,522 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:56:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 1644 states and 3934 transitions. [2021-11-23 00:56:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 3934 transitions. [2021-11-23 00:56:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:31,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:56:33,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 1647 states and 3945 transitions. [2021-11-23 00:56:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 3945 transitions. [2021-11-23 00:56:33,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:33,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:56:33,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 1648 states and 3946 transitions. [2021-11-23 00:56:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 3946 transitions. [2021-11-23 00:56:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:56:33,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:56:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 1649 states and 3946 transitions. [2021-11-23 00:56:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 3946 transitions. [2021-11-23 00:56:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:34,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:35,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 1652 states and 3951 transitions. [2021-11-23 00:56:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 3951 transitions. [2021-11-23 00:56:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:35,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:37,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4072 states to 1654 states and 3953 transitions. [2021-11-23 00:56:37,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 3953 transitions. [2021-11-23 00:56:37,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:37,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:56:38,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 1658 states and 3959 transitions. [2021-11-23 00:56:38,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 3959 transitions. [2021-11-23 00:56:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:38,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 1662 states and 3963 transitions. [2021-11-23 00:56:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 3963 transitions. [2021-11-23 00:56:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:39,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4096 states to 1666 states and 3977 transitions. [2021-11-23 00:56:43,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 3977 transitions. [2021-11-23 00:56:43,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:43,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:45,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4101 states to 1669 states and 3982 transitions. [2021-11-23 00:56:45,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 3982 transitions. [2021-11-23 00:56:45,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:45,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:56:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 1672 states and 3986 transitions. [2021-11-23 00:56:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 3986 transitions. [2021-11-23 00:56:46,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:46,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:56:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4120 states to 1675 states and 4001 transitions. [2021-11-23 00:56:48,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 4001 transitions. [2021-11-23 00:56:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:48,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,033 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 24 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 1679 states and 4009 transitions. [2021-11-23 00:56:50,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 4009 transitions. [2021-11-23 00:56:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:50,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:56:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 1681 states and 4011 transitions. [2021-11-23 00:56:50,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 4011 transitions. [2021-11-23 00:56:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:50,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,609 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:56:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 1687 states and 4034 transitions. [2021-11-23 00:56:53,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 4034 transitions. [2021-11-23 00:56:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:56:53,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,194 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:56:54,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 1689 states and 4045 transitions. [2021-11-23 00:56:54,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 4045 transitions. [2021-11-23 00:56:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:54,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,705 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:56:56,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 1691 states and 4050 transitions. [2021-11-23 00:56:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 4050 transitions. [2021-11-23 00:56:56,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:56,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,711 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:58,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 1692 states and 4050 transitions. [2021-11-23 00:56:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 4050 transitions. [2021-11-23 00:56:58,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:56:58,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:57:01,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 1695 states and 4060 transitions. [2021-11-23 00:57:01,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 4060 transitions. [2021-11-23 00:57:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:57:01,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,108 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:57:01,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4191 states to 1702 states and 4070 transitions. [2021-11-23 00:57:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 4070 transitions. [2021-11-23 00:57:01,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:57:01,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:57:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 1705 states and 4076 transitions. [2021-11-23 00:57:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 4076 transitions. [2021-11-23 00:57:02,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:57:02,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked.